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National Stock Number:
5310-00-068-1771
Federal Supply Class:
5310
National Item Identification Number:
000681771
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:
| 394031-1 | 98897 | LOCKHEED MARTIN CORP | | 394031-3 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES | UN | | NOMINAL THREAD SIZE | 3.500 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 D1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMIUM AND | | NICKEL OVERALL | | NUT STYLE | ROUND | | DRIVE POINT DEPTH | 0.190 INCHES NOMINAL | | NUT DIAMETER | 4.200 INCHES NOMINAL | | NUT THICKNESS | 0.310 INCHES NOMINAL | | DRIVE POINT WIDTH | 0.312 INCHES NOMINAL | | DRIVE POINT QUANTITY | 4 | | HOLE CONFIGURATION STYLE | CONFIGURATION J | | HOLE TYPE AND QUANTITY | 4 DRILLED | | DRILLED HOLE DIAMETER | 0.071 INCHES NOMINAL | | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT | | SPECIAL FEATURES | ITEM HAS DIMENSIONAL PARAMETERS AND PERFORMANCE TOLERANCES | | CRITICALITY CODE JUSTIFICATION | FEAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 394031-3 |
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