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National Stock Number:
5310-01-211-0692
Federal Supply Class:
5310
National Item Identification Number:
012110692
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| KFN305DL4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | KFN305DL4 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
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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 | STEEL COMP 304 OR | | STEEL COMP 305 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5639 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS5697 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS5686 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | NUT STYLE | HEXAGON | | WASHER OUTSIDE DIAMETER | 0.425 INCHES MAXIMUM | | OVERALL HEIGHT | 0.340 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | NUT COUNTERBORE DEPTH | 0.107 INCHES MINIMUM AND | | 0.117 INCHES MAXIMUM WASHER | | COUNTERBORE DIAMETER | 0.284 INCHES MINIMUM AND | | 0.288 INCHES MAXIMUM WASHER | | LUBRICATION | DRY FILM LUBRICANT | | SPECIAL FEATURES | AXIAL TENSILE STRENGTH 5000 LBS MIN; THREADS PER MIL-S-8879 |
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