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National Stock Number:
5310-01-644-0424
Federal Supply Class:
5310
National Item Identification Number:
016440424
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
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Manufacturer Information:
| MS20365-C420A | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | NASM21042-C420A | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | OVERALL HEIGHT | 0.204 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT STYLE | HEXAGON | | WASHER OUTSIDE DIAMETER | 0.420 INCHES MAXIMUM | | WASHER THICKNESS | 0.019 INCHES MINIMUM | | WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.316 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
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