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National Stock Number:
5310-01-369-3514
Federal Supply Class:
5310
National Item Identification Number:
013693514
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:
| 6820204-201 | 63005 | ROLLS-ROYCE CORPORATION | | 6820204-201 | 73342 | ALLISON TRANSMISSION INC | | 6820204-201 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| THREAD SERIES | UNEF | | NOMINAL THREAD SIZE | 1.250 INCHES | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | ALUMINUM ALLOY 2024 OR | | ALUMINUM ALLOY 6061 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4120 ASSN STD 1ST MATERIAL RESPONSE OR | | AM34150 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | NUT HEIGHT | 0.188 INCHES MINIMUM AND | | 0.204 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.500 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | CONFIGURATION B | | HOLE TYPE AND QUANTITY | 3 DRILLED | | DRILLED HOLE DIAMETER | 0.060 INCHES MINIMUM AND | | 0.066 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | SPECIAL FEATURES | STYLE 12; THREADS PER INCH 18 |
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