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National Stock Number:
5305-01-105-2641
Federal Supply Class:
5305
National Item Identification Number:
011052641
Description:
SCREW,ASSEMBLED WASHER
Detail:
A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).
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Manufacturer Information:
| SS5013-4-41 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 0.028 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.437 INCHES NOMINAL | | HEAD HEIGHT | 0.101 INCHES NOMINAL | | HEAD STYLE | ROUND EXTENDED WASHER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | WASHER QUANTITY | 1 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD LENGTH | 0.410 INCHES NOMINAL |
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