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National Stock Number:
5310-00-990-9278
Federal Supply Class:
5310
National Item Identification Number:
009909278
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:
| 10270673-2 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | BMN90L22-4 | 17446 | HUCK INTERNATIONAL, INC | | BMN90L22-4 | 97928 | HUCK INTL INC | | FN922-428 | 56878 | SPS TECHNOLOGIES, LLC | | GN511W4 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | VN470F048 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | OVERALL HEIGHT | 0.215 INCHES MINIMUM AND 0.235 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 601 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | WASHER THICKNESS | 0.030 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | TEMP RATING | 900.0 FAHRENHEIT NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNF |
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