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National Stock Number:
5310-00-272-6421
Federal Supply Class:
5310
National Item Identification Number:
002726421
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:
| SS5081-12 | 56878 | SPS TECHNOLOGIES, LLC | | SS5081-12 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 1.215 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | OVERALL HEIGHT | 0.796 INCHES MAXIMUM | | WASHER THICKNESS | 0.185 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.928 INCHES MINIMUM AND | | 0.940 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | DRY FILM LUBRICANT | | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 56878 | | DESIGN CONTROL REFERENCE | SS5081-12 |
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