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National Stock Number:
5310-00-341-7627
Federal Supply Class:
5310
National Item Identification Number:
003417627
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:
| FF-N-836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS27952-37 | 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 OR WASHER FACED | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE 1016 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1017 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1018 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1019 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1020 ASSN STD 5TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL | | NOMINAL THREAD SIZE | 1.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 5 STYLE | | NUT HEIGHT | 0.687 INCHES MINIMUM AND 0.751 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | WIDTH ACROSS FLATS | 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | LEFT-HAND | | THREAD SERIES | UNF | | THREAD QUANTITY PER INCH | 12 |
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