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National Stock Number:
5310-00-178-0166
Federal Supply Class:
5310
National Item Identification Number:
001780166
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:
| 58047-428 | 56878 | SPS TECHNOLOGIES, LLC | | H19817-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | LH6124-048 | 019L2 | ESNA, LLC | | LH6124-048 | 72962 | HARVARD INDUSTRIES INC | | H19817-4 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | R1181P004 | 99207 | GENERAL ELECTRIC COMPANY | | R1181P004B | 99207 | GENERAL ELECTRIC COMPANY | | R1181P004C | 99207 | GENERAL ELECTRIC COMPANY | | R1181P004D | 99207 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.399 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | OVERALL HEIGHT | 0.282 INCHES MINIMUM AND | | 0.328 INCHES MAXIMUM | | WASHER THICKNESS | 0.045 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | TEMP RATING | 1200.0 DEG FAHRENHEIT NOMINAL | | SPECIFICATION/STANDARD DATA | 0782-M50T421 MANUFACTURERS SPECIFICATION | | NONDEFINITIVE SPEC/STD DATA | D CLASS | | PRECIOUS MATERIAL | SILVER | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 99207 | | MFR SOURCE CONTROLLING REFERENCE | R1181P004 |
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