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National Stock Number:
5310-00-345-2021
Federal Supply Class:
5310
National Item Identification Number:
003452021
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:
| 55LH9638-7 | 019L2 | ESNA, LLC | | 55LH9638-7 | 72962 | HARVARD INDUSTRIES INC | | 69678-720 | 50392 | SPS TECHNOLOGIES INC | | 69678-720 | 56878 | SPS TECHNOLOGIES, LLC | | STSCD008-07 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 601 OR | | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD 1ST MATERIAL RESPONSE OR | | 6485 ASSN STD 2ND MATERIAL RESPONSE OR | | AMS 6487 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 49.0 ROCKWELL C MAXIMUM | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.725 INCHES MAXIMUM | | OVERALL HEIGHT | 0.470 INCHES MAXIMUM | | WASHER THICKNESS | 0.044 INCHES MINIMUM | | WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND | | 0.564 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | SOLUBLE LUBRICANT | | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
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