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National Stock Number:
5310-01-017-6518
Federal Supply Class:
5310
National Item Identification Number:
010176518
Description:
NUT,PLAIN,HEXAGON
Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 1/4-28UNF-2B | 07679 | HARDWARE SPECIALTY CO. INC. | | 1/4-28UNF-2B | 70318 | ALLMETAL SCREW PRODUCTS CORP | | 107304-104 | 37695 | RAYTHEON COMPANY |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | NUT HEIGHT | 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 303S OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.302 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 28 |
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