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National Stock Number:
5310-01-178-6020
Federal Supply Class:
5310
National Item Identification Number:
011786020
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:
| 310E048-3 | 0B011 | HIGH QUALITY MACHINE SHOP INC | | 310E048-3 | 1CC57 | B & G ENTERPRISES INC | | 310E048-3 | 4N727 | INTEGRAL AEROSPACE, LLC | | 310E048-3 | 62793 | BFM ENERGY PRODUCTS CORP |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | COUNTERSINK ANGLE | 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD SIZE | 1.250 INCHES | | NUT HEIGHT | 0.250 INCHES NOMINAL | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 1.500 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2B | | THREAD SERIES | UN | | THREAD QUANTITY PER INCH | 16 |
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