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National Stock Number:
5310-00-543-5626
Federal Supply Class:
5310
National Item Identification Number:
005435626
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:
| MILF19700CLASSCTYPE2 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS16203-1 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-W-423 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OR QQ-W-423 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-423 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-763 FED SPEC 6TH MATERIAL RESPONSE OR QQ-W-423 FED SPEC 6TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT HEIGHT | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNC |
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