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National Stock Number:
5310-00-550-1469
Federal Supply Class:
5310
National Item Identification Number:
005501469
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:
| 7603 | 7HEQ0 | BOLT DEPOT, INC. | | B18.6.3. | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | FF-N-836 TY2ST13SZ 1/4 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE | | FF-N-836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C NOMINAL AND | | 78.0 ROCKWELL B NOMINAL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.188 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL | | BEARING SURFACE TYPE | FLAT | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND | | 13 STYLE AND | | 1/4 SIZE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-N-836 |
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