Std

BS 3172-2:1980

Screw threads for spectacle frames-Specification for screw threads (metric series) for spectacle frames

standard by BSI Group , 09/30/1980

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Full Description

ISO metric screw threads, provision being made for nominal sizes S 0.8 x 0.20, M 1.0 x 0.25, M 1.2 x 0.25, M 1.4 x 0.30 and M 1.6 x 0.35 and for related taps and gauges. Appendix A gives recommendations for gauging practice.

All current amendments available at time of purchase are included with the purchase of this document.
 

Product Details

Published:
09/30/1980
ISBN(s):
0580116468
Product Code(s):
10057322
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS EN ISO 11381:2016


    Ophthalmic optics. Spectacle frames. Screw threads

    • Most Recent

  2. BS EN ISO 11381:1997


    Optics and optical instruments. Ophthalmic optics. Screw threads

    • Historical Version

  3. BS 3172:1987


    Specification for screw threads for spectacle frames

    • Historical Version

  4. BS 3172-2:1980

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    Screw threads for spectacle frames-Specification for screw threads (metric series) for spectacle frames

    • Historical Version

  5. BS 3172-1:1959


    Screw threads for spectacle frames-Specification for screw threads of Unified form for spectacle frames including screwing taps and screw gauges

    • Historical Version