BS 2045:1965
Withdrawn
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Preferred numbers
Available format(s)
Hardcopy , PDF
Withdrawn date
14-06-2016
Language(s)
English
Published date
10-08-1965
Publisher
Important note : All end users must be registered with an Account prior to user licenses being assigned.
Cooperating organizations
Foreword
Introduction
1. Scope
Part 1. Preferred numbers
2. Derivation
3. Nomenclature and definitions
4. Designation
5. Series of preferred numbers
Part 2. Guidance in the use of preferred numbers and
series of preferred numbers
6. Choice of series
7. More rounded values of preferred numbers
Tables
1. Basic series of preferred numbers
2. Derivation of basic series
3. R80 series of preferred numbers for exceptional use
4. More rounded values of preferred numbers
Appendices
A. International examples of the use of preferred
numbers
B. Recommendations for calculating with preferred
numbers
Details of the R5, R10, R20, R40 and R80 series and of the more rounded values of preferred numbers, together with a general introduction to the subject (based on BS 1638, now withdrawn) and guidance in the use of preferred numbers and series of preferred numbers. International examples of the use of preferred numbers and recommendations for calculating with them are appended.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes D63/1456 DC (06/2005) Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Standards | Relationship |
| ISO 497:1973 | Identical |
| ISO 17:1973 | Identical |
| ISO 3:1973 | Identical |
| BS MA 79:1978 | Specification for jib cranes: ship mounted type |
| BS QC 300000:1983 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Generic specification |
| BS QC 300100:1991 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed polyethylene-terephthalate film dielectric metal foil d.c. capacitors |
| BS 9925-0:1984 | Harmonized system of quality assessment for electronic components. Inductor and transformer cores for telecommunications Generic specification |
| BS 6885:1988 | Specification for miniature cartridge fuse links for use on printed wiring boards |
| BS 4480-8:1984 | Plain bearings: metric series Specification for dimensions, tolerances and methods of checking of thin-walled flanged half bearings |
| BS CECC 16000-1:1992 | Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays General |
| BS 4506:1970 | Specification for shaft ends |
| BS 6600-1:1987 | Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment Specification for the outline dimensions of transformers and inductors using YEI-1 laminations |
| BS CECC 00111-3:1991 | Rule of Procedure 11. Specifications Regulations for CECC Specifications for components for general and professional (civil and military) usage (excluding detail specifications) |
| BS EN 61050:1992 | Specification for transformers for tubular discharge lamps having a no-load output voltage exceeding 1000 V (generally called neon-transformers). General and safety requirements |
| BS CECC 31600:1991 | Harmonized system of quality assessment for electronic components: sectional specification. Fixed capacitors with paper and paper/plastics dielectrics |
| BS QC 400200:1993 | Harmonized system of quality assessment for electronic components. Fixed resistors for use in electronic equipment. Sectional specification: fixed power resistors |
| BS QC 300900:1991 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed polystyrene film dielectric metal foil d.c. capacitors |
| BS 9070-4:1971 | Specification for fixed capacitors of assessed quality: generic data and methods of test Polystyrene dielectric capacitors |
| BS 6450-4:1993 | Private branch exchanges for connection to public switched telephone networks run by certain public telecommunications operators Specification for ports |
| BS 5535:1978 | Specification for right angle and box angle plates |
| BS 6722:1986 | Recommendations for dimensions of metallic materials |
| BS EN 874:1995 | Gas welding equipment. Oxygen/fuel gas blowpipes (cutting machine type) of cylindrical barrel. Type of construction, general specifications, test methods |
| BS 4999-141(2004) : 2004 | GENERAL REQUIREMENTS FOR ROTATING ELECTRICAL MACHINES - PART 141: SPECIFICATION FOR STANDARD DIMENSIONS |
| EN 60289:1994/A11:2002 | REACTORS |
| BS 2634-1:1987 | Roughness comparison specimens Specification for turned, ground, bored, milled, shaped and planed specimens |
| BS CECC 20000:1983 | Harmonized system of quality assessment for electronic components: generic specification: semiconductor optoelectronic and liquid crystal devices |
| BS QC 160000-1:1987 | Harmonized system of quality assessment for electronic components. Electrical relays. Generic specification: electromechanical all-or-nothing relays Test and measurement procedures |
| BS 9133 N001-003(1975) : 1975 | DETAIL SPECIFICATION FOR SINGLE TURN LOW POWER NON-WIRE WOUND ROTARY POTENTIOMETERS - SPINDLE INSULATED FROM RESISTANCE ELEMENT, SPINDLE AND PANEL SEALED OR CONTAINER, SPINDLE AND PANEL SEALED - FULL ASSESSMENT LEVEL |
| BS 7834:1995 | Specification for turbine meters used for the measurement of gas flow in closed conduits |
| PD 7010:1997 | Essential requirements for a handset telephony facility provided by terminal equipment intended for direct connection to an analogue interface of the public switched telephone network |
| BS 9070-1&2(1969) : 1969 AMD 7393 | SPECIFICATION FOR FIXED CAPACITORS OF ASSESSED QUALITY: GENERIC DATA AND METHODS OF TEST - PRINCIPLES AND MANDATORY PROCEDURES - GENERAL RULES FOR DRAFTING DETAIL SPECIFICATIONS |
| BS MA 57:1975 | Specification for ships\' deck machinery - rope storage reels |
| BS 9150:1983 | Specification for electrical relays of assessed quality: generic data and methods of test |
| BS MA 44:1974 | Recommendations for the co-ordination of dimensions in shipbuilding: principles of dimensional co-ordination |
| BS QC 420000:1992 | Harmonized system of quality assessment for electronic components. Varistors for use in electronic equipment: generic specification |
| BS 5186:1975 | Specification for shaft centre heights |
| BS 6620-2:1991 | Industrial plate screens Guide for screens of thickness below 3 mm |
| BS QC 300800:1991 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed tantalum chip capacitors |
| BS 5786-1:1979 | Variable capacitors Methods of test |
| BS QC 390000:1992 | Harmonized system of quality assessment for electronic components. Fixed film resistor networks for use in electronic equipment. Generic specification |
| BS 7372-3:1993 | Guide to the choice of aperture size and wire diameter combinations for industrial wire screens and woven wire cloth Preferred combinations for pre-crimped or pressure-welded wire screens |
| BS 6493-1.1:1984 | Semiconductor devices. Discrete devices General |
| BS 4114:1967 | Specification for dimensional and quantity tolerances for steel drop and press forgings and for upset forgings made on horizontal forging machines |
| BS CECC 30500:1989 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed metallized polycarbonate film dielectric capacitors for direct current |
| BS 3877:1991 | Specification for metal cutting bandsaw blades |
| BS 1432:1987 | Specification for copper for electrical purposes: high conductivity copper rectangular conductors with drawn or rolled edges |
| BS 572:1985 | Specification for interchangeable conical ground glass joints |
| BS 1916-3:2009 | Limits and fits for engineering Guide to tolerances, limits and fits for large diameters |
| BS CECC 30400:1984 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed metallized polyethylene-terephthalate film dielectric capacitors for direct current |
| BS 9120:1988 | Specification for radio interference suppression filters of assessed quality: generic data and methods of test |
| BS 5703-4:2003 | Guide to data analysis and quality control using cusum techniques Cusum methods for discrete (count/classified) data |
| BS CECC 30300:1992 | Harmonized system of quality assessment for electronic components. Sectional specification: aluminium electrolytic capacitors with solid and non-solid electrolyte |
| BS 1916-1:1953 | Limits and fits for engineering Limits and tolerances |
| BS CECC 41000:1977 | Harmonized system of quality assessment for electronic components: generic specification for potentiometers |
| BS 2634-2:1987 | Roughness comparison specimens Specification for spark-eroded, shot-blasted, grit-blasted, and polished specimens |
| BS 5752-5:1991 | Methods of test for coffee and coffee products Green coffee: size analysis by manual sieving |
| BS CECC 50000:1987 | Harmonized system of quality assessment for electronic components. Generic specification: discrete semiconductor devices |
| BS CECC 30800:1991 | Harmonized system of quality assessment for electronic components. Sectional specification: tantalum surface mounting capacitors |
| BS 4657:1990 | Method for determining the resolution obtained in microcopying |
| BS CECC 30700:1991 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed capacitors of ceramic dielectric, class 2 |
| BS MA 62:1974 | Specification for weed grids for sea inlets |
| BS 4274-2(1996) : 1996 | VISUAL ACUITY TEST TYPES - SPECIFICATION FOR LANDOLT RING OPTOTYPE FOR NON-CLINICAL PURPOSES |
| BS 1916-1:2009 | Limits and fits for engineering Guide to limits and tolerances |
| BS QC 300200:1983 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed tantalum capacitors with solid or non-solid electrolyte |
| BS EN 129200:1996 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed inductors with ceramic or ferrite core wound with copper wire for RF circuits |
| BS CECC 42200:1988 | Harmonized system of quality assessment for electronic components. Sectional specification: surge suppression varistors |
| BS CECC 32200:1989 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed chip capacitors with metallized electrodes and polyethylene-terephthalate dielectric for direct current |
| BS MA 23:1973 | Specification for multi-angle roller fairleads |
| 09/30192598 DC : 0 | BS 1916-1 - LIMITS AND FITS FOR ENGINEERING - PART 1: LIMITS AND TOLERANCES - GUIDE |
| BS MA 12-2:1983 | Specification for welded steel bollards Cruciform type |
| BS 9090:1977 | Variable capacitors of assessed quality: generic data and methods of test |
| BS CECC 31300:1983 | Harmonized system of quality assessment for electronic components: sectional specification: fixed mica dielectric d.c. capacitors |
| BS EN 120000:1996 | Harmonized system of quality assessment for electronic components. General specification: semiconductor optoelectronic and liquid crystal devices |
| BS MA 35:1975 | Specification for ships\' deck machinery - windlasses |
| BS MA 36:1974 | Specification for ships\' deck machinery - topping winches |
| BS QC 300500:1989 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed metallized polycarbonate film dielectric d.c. capacitors |
| BS 1434:1985 | Specification for copper for electrical purposes: copper sections in bars, blanks and segments for commutators |
| BS EN 60289:1995 | Reactors |
| BS 3564:1986 | Method for size-grading of muscovite mica blocks, thins and films |
| BS 5242-1:1987 | Tubes for fluid power cylinder barrels Specification for steel tubes with specially finished surfaces |
| BS 9520:1983 | Specification for electrical connectors of assessed quality for d.c. and low frequency application: generic data, methods of test and capability approval procedures |
| BS 466:1984 | Specification for power driven overhead travelling cranes, semi-goliath and goliath cranes for general use |
| BS 6317:1992 | Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunications operators |
| BS QC 301900:1992 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed multilayer ceramic chip capacitors |
| BS 5214-2:1978 | Specification for testing machines for rubbers and plastics Constant rate of force application machines |
| BS QC 410000:1990 | Harmonized system of quality assessment for electronic components: potentiometers for use in electronic equipment |
| BS 6450-3.1:1993 | Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Direct dialling in on private branch exchanges Specification for direct dialling in on private branch exchanges with terminating stations treated as an entirety |
| BS 3531-14.2:1990 | Implants for osteosynthesis. Intramedullary nailing systems Specification for medullary pins (Rush type) and introducer/extractors |
| PD 6572:1992 | BS 6833-6:1992. Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogueinterfaces of public switched telephone networks. Specification for cordless portable parts and cordless fixed parts asseparate stand alone items of apparatus |
| BS EN 140210:1995 | Harmonized system of quality assessment for electronic components. Sectional specification: fixed power resistors. Capability approval |
| BS 7372-1:1991 | Guide to the choice of aperture size and wire diameter combinations for industrial wire screens and woven wire cloth General |
| PD 7021:1996 | Essential requirements for terminal equipment intended for connection to 4-wire analogue speechband leased lines of the public telecommunications network |
| BS 5046:1974 | Method for the estimation of equivalent diameters in the heat treatment of steel |
| BS 5650:1978 | Specification for apparatus for gamma radiography |
| BS 9130:1972 | Specification for potentiometers of assessed quality: generic data and methods of test |
| BS QC 400000:1990 | Harmonized system of quality assessment for electronic components. Fixed resistors for use in electronic equipment: generic specification |
| BS 9100:1983 | Specification for capability approval for custom-built capacitors and capacitor modules: generic data and methods of test |
| 09/30192613 DC : 0 | BS 1916-3 - LIMITS AND FITS FOR ENGINEERING - PART 3: RECOMMENDATIONS FOR TOLERANCES, LIMITS AND FITS FOR LARGE DIAMETERS (GUIDANCE) |
| PD 6570-6:1992 | Draft standard to match to and work with ETS 300 001/NET4 \'Apparatus using cordless attachments (excluding cellular radioapparatus) for connection to analogue interfaces of public switched telephone networks run by certain public telecommunicationsoperators\' Specification for cordless portable parts and cordless fixed parts as separate stand alone items |
| BS MA 12-1:1983 | Specification for welded steel bollards Vertical type |
| BS 9070-7:1971 | Specification for fixed capacitors of assessed quality: generic data and methods of test Mica dielectric capacitors |
| BS EN 134000:1995 | Harmonized system of quality assessment for electronic components. Generic specification: variable capacitors. (Qualification approval and capability approval) |
| BS 7372-2:1991 | Guide to the choice of aperture size and wire diameter combinations for industrial wire screens and woven wire cloth Preferred combinations for woven wire cloth |
| BS QC 301300:1989 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed metallized polypropylene film dielectric a.c. and pulse capacitors |
| BS MA 53:1975 | Specification for ships\' deck machinery - towing winches for deep sea use |
| BS MA 55:1975 | Specification for ships\' deck machinery - lifeboat winches |
| BS QC 301700:1992 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed polycarbonate film dielectric metal foil d.c. capacitors |
| BS CECC 42000:1978 | Harmonized system of quality assessment for electronic components: generic specification: varistors |
| BS QC 300600:1991 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed capacitors of ceramic dielectric, class 1 |
| BS 6620-1:1991 | Industrial plate screens Guide for screens of thickness 3 mm and above |
| BS QC 300400:1983 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification: fixed metallized polyethylene terephthalate film dielectric d.c. capacitors |
| BS 4480-5:1979 | Plain bearings: metric series Dimensions, tolerances and methods of checking thin-walled half bearings |
| BS MA 52:1974 | Specification for ships\' deck machinery - accommodation ladder winches |
| BS 4801-2:1972 | Specification for varnish-bonded glass-braided copper conductors Rectangular conductors |
| BS 171:1970 | Specification for power transformers |
| BS 4480-4:1979 | Specification for plain bearings: metric series Dimensions, tolerances and methods of checking wrapped bushes |
| BS 6339:1983 | Specification for dimensions of circular flanges for general purpose industrial fans |
| PD 6568:1992 | Draft standard to match to and work with ETS 300 001/NET4. Specification for simple telephones for connection to public switched telephone networks run by certain public telecommunications operators |
| BS 9070-5:1971 | Specification for fixed capacitors of assessed quality: generic data and methods of test Ceramic dielectric capacitors |
| BS 6811-1.1:1987 | Winding wires. Basic dimensions Specification for diameters of conductors for round winding wires |
| BS QC 300700:1992 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed capacitors of ceramic dielectric, class 2 |
| BS 3884-1:1974 | Modular units for machine tools Specification for basic units |
| BS 2090:1954 | Specification for hook spanners, peg spanners, coupling wrenches and the related slots, holes and horns |
| BS 3522:1962 | Specification for hypodermic surgical mounted needles (Luer fitting) |
| BS 9070-6:1971 | Specification for fixed capacitors of assessed quality: generic data and methods of test Polycarbonate dielectric capacitors and polyethylene terephthalate dielectric capacitors for d.c. use and polypropylene dielectric capacitors for d.c. and a.c. use |
| BS 4189:1967 | Specification for conventional typographical character for legibility tests (ISO test character) |
| BS QC 301800:1991 | Harmonized system of quality assessment for electronic components. Fixed capacitors for use in electronic equipment. Sectional specification for fixed polypropylene film dielectric metal foil d.c. capacitors |
| PD 7020:1996 | Essential requirements for terminal equipment intended for connection to 2-wire analogue speechband leased lines of the public telecommunications network |
| BS 1638(1950) : LATEST | REPORT ON THE SELECTION OF RANGES OF TYPES AND SIZES (PREFERRED NUMBERS) |
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