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National Stock Number:
5310-01-090-6370
Federal Supply Class:
5310
National Item Identification Number:
010906370
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:
| 70351-08022-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| DRILLED HOLE DIAMETER | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | DRIVE POINT DEPTH | 0.405 INCHES NOMINAL | | DRIVE POINT QUANTITY | 2 | | DRIVE POINT WIDTH | 0.500 INCHES NOMINAL | | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM BOTH ENDS | | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | HOLE CONFIGURATION STYLE | CONFIGURATION J | | HOLE TYPE AND QUANTITY | 2 DRILLED | | NUT DIAMETER | 2.480 INCHES NOMINAL | | NUT STYLE | ROUND | | NUT THICKNESS | 0.440 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL | | NOMINAL THREAD SIZE | 1.875 INCHES | | SMALL END DIAMETER | 2.380 INCHES NOMINAL | | THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) | | THREAD QUANTITY PER INCH | 16 | | UNDERCUT THICKNESS | 0.040 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SS8416 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND |
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