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National Stock Number:
5310-00-838-0265
Federal Supply Class:
5310
National Item Identification Number:
008380265
Description:
NUT,PLAIN,CASTELLATED,HEXAGON
Detail:
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.
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Manufacturer Information:
| 10121751 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | FFN836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS21025-20 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MS21025-20 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE FINISH | 32.0 MICROINCHES | | BEARING SURFACE TYPE | WASHER FACED | | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OVERALL | | NOMINAL THREAD SIZE | 1.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 5 TYPE | | NUT HEIGHT | 0.562 INCHES MINIMUM AND 0.578 INCHES MAXIMUM | | NUT STYLE | CASTELLATED, HEXAGON | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES | UN | | WIDTH ACROSS FLATS | 1.500 INCHES MINIMUM AND 1.516 INCHES MAXIMUM |
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