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National Stock Number:
5310-01-143-5328
Federal Supply Class:
5310
National Item Identification Number:
011435328
Description:
NUT,PLAIN,ROUND
Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 65123-11214-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNEF | | NOMINAL THREAD SIZE | 1.375 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 4340 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM | | NUT STYLE | ROUND | | SMALL END DIAMETER | 1.800 INCHES NOMINAL | | DRIVE POINT DEPTH | 0.156 INCHES NOMINAL | | NUT DIAMETER | 2.187 INCHES NOMINAL | | NUT THICKNESS | 0.575 INCHES MINIMUM AND | | 0.585 INCHES MAXIMUM | | DRIVE POINT WIDTH | 0.188 INCHES NOMINAL | | UNDERCUT THICKNESS | 0.380 INCHES MINIMUM AND | | 0.390 INCHES MAXIMUM | | DRIVE POINT QUANTITY | 8 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | 65123-11214-101 |
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