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National Stock Number:
5310-01-127-0885
Federal Supply Class:
5310
National Item Identification Number:
011270885
Description:
NUT,SELF-LOCKING,ROUND
Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.
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Manufacturer Information:
| NAS1493-18 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD SERIES | UNS | | NOMINAL THREAD SIZE | 3.340 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 33.0 ROCKWELL C MAXIMUM | | NUT STYLE | ROUND | | SMALL END DIAMETER | 3.788 INCHES MINIMUM AND | | 3.793 INCHES MAXIMUM | | DRIVE POINT DEPTH | 0.050 INCHES MINIMUM AND | | 0.060 INCHES MAXIMUM | | NUT DIAMETER | 3.875 INCHES MINIMUM AND | | 3.885 INCHES MAXIMUM | | NUT THICKNESS | 0.375 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | DRIVE POINT WIDTH | 0.375 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | UNDERCUT THICKNESS | 0.100 INCHES MINIMUM AND | | 0.105 INCHES MAXIMUM | | DRIVE POINT QUANTITY | 8 | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT | | SPECIFICATION/STANDARD DATA | 80205-NAS1493 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | BEARING SURFACE FINISH | 125.0 MICROINCHES |
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