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National Stock Number:
5305-01-296-7802
Federal Supply Class:
5305
National Item Identification Number:
012967802
Description:
SCREW,CAP,HEXAGON HEAD
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Manufacturer Information:
| 1/4-20UNC-3AX1/4 IN. LG, STL | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | 709-5343949PC6 | 53711 | NAVAL SEA SYSTEMS COMMAND | | M1222RN4C320GHNN | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 1.210 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-DTL-1222J GRADE 8 FED SPEC ALL MATERIAL RESPONSES OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 8 GRADE | | SPECIAL FEATURES | CONFIGURATION - SCREW, TYPE - I, GRADE - 8, CONDITION - HARDENED AND TEMPERED | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
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