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National Stock Number:
5310-01-172-5134
Federal Supply Class:
5310
National Item Identification Number:
011725134
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| 48FLW-428 | 56878 | SPS TECHNOLOGIES, LLC | | 48FLW-428 | A0126 | LEONARDO SPA HELICOPTERS DIVISION -PRODUCTION SITE | | HS262-428 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | H39921-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BH00510-4 | 27238 | BRISTOL INDUSTRIES, LLC | | 721009105300 | A1140 | LEONARDO SPA DIVISIONE SISTEMI DI DIFESA | | LH13450-4 | 019L2 | ESNA, LLC | | SLN149-428 | 16258 | SPACE-LOK, INC. | | LH13450-4 | 72962 | HARVARD INDUSTRIES INC | | HS262-428 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | DRY FILM LUBRICANT | | OVERALL HEIGHT | 0.290 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.414 INCHES MINIMUM AND 0.444 INCHES MAXIMUM | | WASHER THICKNESS | 0.040 INCHES MINIMUM | | WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.373 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | TEMP RATING | 450.0 FAHRENHEIT MAXIMUM | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 28 |
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