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National Stock Number:
5310-01-475-1138
Federal Supply Class:
5310
National Item Identification Number:
014751138
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:
| 0.625-11UNC-2B TY1 MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 0.62511UNC2BT1G405NSA/B | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 6655309 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-6655309 ITEM 5-4-2 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 2640-682-09 ITEM 5-4-2 | 96169 | ELECTRIC BOAT CORPORATION | | 60-07-0829A | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BEARING SURFACE TYPE | CHAMFERED OR WASHER FACED | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM | | NOMINAL THREAD SIZE | 0.625 INCHES | | NUT HEIGHT | 0.535 INCHES MINIMUM AND 0.559 INCHES MAXIMUM | | NUT STYLE | HEXAGON | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 11 | | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
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