BS 2090:1954
Current
The latest, up-to-date edition.
Specification for hook spanners, peg spanners, coupling wrenches and the related slots, holes and horns
Hardcopy , PDF
English
26-02-1954
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Foreword
Specification
1 Scope
Part 1. Hook spanners and slots
Section one: Spanners
2 Material
3 Finish
4 Angle of application
5 Range of sizes and dimensions
6 Clearance
7 Marking
Section two: Slots
8 Definitions
9 Number of slots
10 Limits of tolerance on radial position of slots
11 Limits of tolerance on dimensions
12 Dimensions of slots
Part 2. Peg spanners and peg holes
13 Type
14 Material
15 Finish
16 Range of sizes
17 Dimensions
18 Limits of tolerance
19 Marking
Part 3. Coupling wrenches
20 Type
21 Material
22 Finish
23 Dimensions
Tables
1 Dimensions of hook spanners
2 Clearances
3 Dimensions of spanner slots in circular nuts
4 Dimensions of peg spanners and peg holes
5 Wrenches for couplings having rectangular horns
6 Wrenches for couplings having round horns
Dimensions, materials of hook spanners (C-spanners) and peg spanners; dimensions of slots and holes in circular and similar nuts in which spanners engage. Dimensions, materials of coupling wrenches for hoses up to 100 lb/sq in (not including fire hose couplings). Main nominal dimensions of circular and rectangular horns included.
| Committee |
MTE/15
|
| DevelopmentNote |
Reviewed and confirmed by BSI, January 2011. (12/2010)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
Part 1. Hook spanners. Section 1 relates to the dimensional and clearance details of hook spanners. Clauses on material and hardness are included.
Section 2 relates to the slots on circular nuts with which the spanners are to operate.
Part 2. Peg spanners. Relates to the dimensions and materials for peg spanners and to the details of the peg holes in circular and other nuts with which this type of spanner is used.
Part 3. Coupling wrenches. Relates to the dimensions of coupling wrenches, together with the horns on which they function.
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