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National Stock Number: 5310-01-398-8710
Federal Supply Class: 5310
National Item Identification Number: 013988710
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:
| 1A4953 | 77445 | RTX CORPORATION | | SD30081377-624 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| WASHER OUTSIDE DIAMETER | 0.553 INCHES MINIMUM | | WASHER THICKNESS | 0.075 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.501 INCHES NOMINAL | | SURFACE TREATMENT | SILVER OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES | UNJF | | HARDNESS RATING | 48.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | PRECIOUS MATERIAL AND LOCATION | ON NUT SILVER | | PRECIOUS MATERIAL | SILVER | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 0.375 INCHES | | NUT STYLE | DOUBLE HEXAGON | | OVERALL HEIGHT | 0.505 INCHES MAXIMUM |
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