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National Stock Number:
5310-00-639-1089
Federal Supply Class:
5310
National Item Identification Number:
006391089
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:
| 14017 | 19422 | DEMARKUS CORP REFRIGERATION ENGINEERING CORP | | B18.6.3 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | BM12280-186A12 | 19422 | DEMARKUS CORP REFRIGERATION ENGINEERING CORP | | FF-N-836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | FF-N-836 TY1ST3GRC | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE | | FFN836 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | FFN836GPCTYPE1STLE31-4-20NUTPLAI | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MIL-S-933 TYB | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 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 | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 3 STYLE AND C GRADE | | NUT HEIGHT | 0.188 INCHES NOMINAL | | NUT STYLE | SQUARE | | WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES | UNC |
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