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National Stock Number:
5310-00-199-3746
Federal Supply Class:
5310
National Item Identification Number:
001993746
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:
| 649734 | 77445 | RTX CORPORATION | | B00106-4 | 27238 | BRISTOL INDUSTRIES, LLC | | H29605-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | H29605-4 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | ST1178-10 | 77445 | RTX CORPORATION |
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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 1035 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5080 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.428 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | OVERALL HEIGHT | 0.225 INCHES MINIMUM AND | | 0.235 INCHES MAXIMUM | | WASHER THICKNESS | 0.020 INCHES MINIMUM AND | | 0.030 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.305 INCHES MINIMUM AND | | 0.313 INCHES MAXIMUM | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND | | 95.0 DEGREES MAXIMUM NUT | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 77445 | | MFR SOURCE CONTROLLING REFERENCE | ST1178-10 |
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