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National Stock Number:
5310-01-254-2302
Federal Supply Class:
5310
National Item Identification Number:
012542302
Description:
NUT,SELF-LOCKING,ASSEMBLED WASHE
Detail:
A NUT ON WHICH HAS BEEN ASSEMBLED A NONREMOVABLE WASHER. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
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Manufacturer Information:
| BH00516A-7 | 27238 | BRISTOL INDUSTRIES, LLC | | GHN10009-9 | 98897 | LOCKHEED MARTIN CORP | | KFN542-7 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | KFN542-7 | 17446 | HUCK INTERNATIONAL, INC | | KFN542-7 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | KFN542-7 | 80539 | SPS TECHNOLOGIES, LLC | | KFN542-7 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.4375 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 8740 OR | | STEEL COMP E4340 OR | | STEEL COMP 4140 NUT | | STEEL WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR | | MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR | | MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE NUT | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM | | NUT STYLE | FLAT WITH TURNED UP EDGE | | WASHER OUTSIDE DIAMETER | 0.760 INCHES MAXIMUM | | OVERALL HEIGHT | 0.400 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.492 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
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