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National Stock Number:
5310-00-208-5987
Federal Supply Class:
5310
National Item Identification Number:
002085987
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:
| S1610-23057 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES | UN | | NOMINAL THREAD SIZE | 5.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758,COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 33.0 ROCKWELL C MAXIMUM | | NUT STYLE | ROUND | | DRIVE POINT DEPTH | 0.360 INCHES MINIMUM AND | | 0.400 INCHES MAXIMUM | | NUT DIAMETER | 6.485 INCHES MINIMUM AND | | 6.505 INCHES MAXIMUM | | NUT THICKNESS | 0.312 INCHES MINIMUM AND | | 0.322 INCHES MAXIMUM | | DRIVE POINT WIDTH | 0.370 INCHES MINIMUM AND | | 0.380 INCHES MAXIMUM | | DRIVE POINT QUANTITY | 8 | | COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | S1610-23057 |
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