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National Stock Number:
5310-00-013-1395
Federal Supply Class:
5310
National Item Identification Number:
000131395
Description:
NUT,PLAIN,SQUARE
Detail:
A NUT, FLAT ON TOP AND BOTTOM, HAVING 4 FLAT SIDES. 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:
| 1303 | 78940 | UNITED AIR FILTER INC. | | 131395 | 12204 | DAIMLER CHRYSLER | | 131395 | 24617 | GENERAL MOTORS CORP | | 131395 | 31007 | NAVISTAR INTL CORP | | 131395 | 7X677 | GENERAL MOTORS LLC | | 1528033 | 24617 | GENERAL MOTORS CORP | | 1528033 | 70040 | GENERAL MOTORS CORP AC ROCHESTER DIV | | 1528033 | 7X677 | GENERAL MOTORS LLC | | 34129S7S8 | 23040 | FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES | | 50338H | 31007 | NAVISTAR INTL CORP | | 7412792 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 92777 | 08645 | BRIGGS AND STRATTON CORP | | BB0X3GA1 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | F427-1 | 15472 | 3M PURIFICATION INC | | JHP13-197 | 02032 | HOLLINGSWORTH JOHN R CO | | MILB933TYPEB | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BEARING SURFACE TYPE | FLAT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT HEIGHT | 0.178 INCHES MINIMUM AND 0.193 INCHES MAXIMUM | | NUT STYLE | SQUARE | | WIDTH ACROSS FLATS | 0.423 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNC |
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