BS 3692:2014
Current
The latest, up-to-date edition.
ISO metric precision hexagon bolts, screws and nuts. Specification
Hardcopy , PDF
English
10-31-2014
Foreword
1 Scope
2 Normative references
3 Information and requirements to be agreed and documented
4 General dimensions
5 Length of bolts and screws
6 Ends of bolts and screws
7 Screw threads
8 Length of thread on bolts and screws
9 Dimensions of bolts and screws
10 Angularity and eccentricity of bolts, screws and nuts
11 Dimensions of nuts
12 Chamfering, washer facing and countersinking bolts,
screws and nuts
13 Material and manufacture of steel bolts and screws
14 Mechanical properties of steel bolts and screws
15 Strength grade designation system for steel nuts
16 Material and manufacture of steel nuts
17 Mechanical properties of steel nuts (excluding thin nuts)
18 Drilled bolts with split pin holes
19 Finishes
20 Marking and identification
21 Inspection and testing
Annexes
Annex A (informative) - Strength grade designation system for steel
bolts and screws
Annex B (informative) - Recommended gauge for checking squareness
of thread to face of nut
Annex C (normative) - Testing of mechanical properties of steel nuts
Annex D (informative) - Association of bolt and screw lengths and
diameters
Annex E (informative) - Basis for the derivation of tolerances
Annex F (informative) - Manufacturer's recommended range of sizes
Bibliography
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