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National Stock Number:
5310-00-993-4379
Federal Supply Class:
5310
National Item Identification Number:
009934379
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:
| 20197-21-3 | 00213 | STRUTHERS-DUNN INC. | | FFN836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| NOMINAL THREAD SIZE | 0.250 INCHES | | SURFACE TREATMENT | CADMIUM OVERALL | | WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | NUT HEIGHT | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM | | THREAD SERIES | UNC | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2B | | NUT STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 7 STYLE | | THREAD DIRECTION | RIGHT-HAND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | BEARING SURFACE TYPE | CHAMFERED |
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