BS 7752-2:1994
Current
The latest, up-to-date edition.
Free running type wire thread inserts Specification for ISO metric fine pitch threads
Hardcopy , PDF
English
15-10-1994
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Committees responsible
Foreword
Specification
1. Scope
2. References
3. Dimensions
4. Material
5. Finish
6. Insert selection
7. Installation
8. Marking
Annex
A. (informative) Insert selection
Tables
1. Dimensions of insert wire profile in finished
coiled state
2. Dimensions of insert in free (unfitted) state
3. Insert fitted length
A.1 Recommended nominal lengths of insert to be inserted
into a material of a given shear strength that can
be used with a bolt of a certain property class
Figures
1. Insert wire profile in finished coiled state
2. Dimensions of insert in free (unfitted) state
3. Insert in fitted state
ist of references
Specifies requirements for free running wire thread inserts. Coverage includes dimensions, material, finish, insert selection, installation, marking. Also gives detailed tables and diagrams.
| Committee |
FME/9
|
| DevelopmentNote |
Supersedes 92/84541 DC. (04/2005) Reviewed and confirmed by BSI, January 2012. (12/2011)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This Part of BS 7752 specifies requirements for free running wire thread inserts which, when fitted into an appropriately prepared hole, will:
- provide ISO metric fine pitch female threads of tolerance class 5H or 6H with sizes from M8 × 1 to M24 × 2 inclusive;
- accept ISO metric male threads conforming to BS 3643-1:1981 and BS 3643-2:1981;
- operate successfully in the temperature range − 50 °C to + 300 °C.
NOTE ISO metric MJ male threads conforming to BS 6293-1 and BS 6293-2 may be used with these inserts.
| DEFSTAN 08-107/3(2013) : 2013 | GENERAL REQUIREMENTS FOR THE DESIGN OF ELECTROTECHNICAL AND NAVAL WEAPON EQUIPMENT |
| DEFSTAN 02-862(PT1)/2(2007) : 2007 | FASTENERS - PART 1: GENERAL |
| DEFSTAN 02-862(PT1)/3(2011) : 2011 | NAVAL FASTENERS - PART 1: MATERIAL SELECTION AND USE |
| BS 7752-1(1994) : 1994 | FREE RUNNING TYPE WIRE THREAD INSERTS - PART 1: SPECIFICATION FOR ISO METRIC COARSE PITCH THREADS |
| BS 3643-1:1981 | ISO metric screw threads Principles and basic data |
| BS 6293-2:1994 | Aerospace. MJ threads Limit dimensions for bolts and nuts |
| BS 7752-1(1994) : 1994 | FREE RUNNING TYPE WIRE THREAD INSERTS - PART 1: SPECIFICATION FOR ISO METRIC COARSE PITCH THREADS |
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