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National Stock Number:
5310-00-297-3722
Federal Supply Class:
5310
National Item Identification Number:
002973722
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:
| 12371-7 | 56878 | SPS TECHNOLOGIES, LLC | | 12NH-7 | 019L2 | ESNA, LLC | | EB-070 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BH00163-7 | 27238 | BRISTOL INDUSTRIES, LLC | | DHN 35-7 | 62554 | ALCOA GLOBAL FASTENERS INC. DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS | | 69973-4 | 73030 | HAMILTON SUNDSTRAND CORPORATION | | EB-720 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | EB720 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | EB720 | 27687 | GREER STOP NUT INC. | | EB-070 | 56878 | SPS TECHNOLOGIES, LLC | | EB070 | 72962 | HARVARD INDUSTRIES INC | | SS5088-06 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | EB720 | R1120 | SATAIR A/S | | EB-070 | R1120 | SATAIR A/S |
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Techincal Specification:
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES NUT | | MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING INSERT | | MATERIAL | STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 3140 OR STEEL COMP 8740 NUT | | NOMINAL THREAD SIZE | 0.438 INCHES | | NUT STYLE | DOUBLE HEXAGON | | OVERALL HEIGHT | 0.516 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT | | SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT | | TEMP RATING | 250.0 FAHRENHEIT NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNJF | | WASHER OUTSIDE DIAMETER | 0.771 INCHES MINIMUM AND 0.781 INCHES MAXIMUM | | WASHER THICKNESS | 0.107 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.550 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |
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