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National Stock Number: 5310-01-557-0725
Federal Supply Class: 5310
National Item Identification Number: 015570725
Description: NUT,SELF-LOCKING,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:
0410281 | 32MY9 | MILLER INDUSTRIES TOWING EQUIPMENT INC | 10019049 | 61C19 | MIL-COTS CORPORATION | 1009201 | 99062 | TUTHILL CORPORATION DBA REYCO/GRANNING DIV REYCO GRANNING | 12759-00653 | 0Y3H3 | FASTENAL COMPANY | 3011462 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | 37276 | 0Y3H3 | FASTENAL COMPANY | S000014 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | U0410281 | F9980 | JIGE INTERNATIONAL | Y00014957 | FAFH7 | SOFRAME |
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Techincal Specification:
LOCKING FEATURE | SELF-LOCKING | MATERIAL | STEEL OVERALL | PROPRIETARY CHARACTERISTICS | PACS | NOMINAL THREAD SIZE | 0.875 INCHES | NUT HEIGHT | 0.724 INCHES MINIMUM AND 0.922 INCHES MAXIMUM | NUT STYLE | HEXAGON | SPECIAL FEATURES | 7/8-9 GRADE C, ZINC PLATED TOP LOCK NUT | WIDTH ACROSS FLATS | 1.269 INCHES MINIMUM AND 1.315 INCHES MAXIMUM | SURFACE TREATMENT | ZINC OVERALL | THREAD CLASS | 2B | THREAD DIRECTION | RIGHT-HAND | THREAD QUANTITY PER INCH | 9 | THREAD SERIES | UNC | BEARING SURFACE TYPE | CHAMFERED |
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