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National Stock Number:
5305-01-682-7274
Federal Supply Class:
5305
National Item Identification Number:
016827274
Description:
SCREW,CLOSE TOLERANCE
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Manufacturer Information:
| 121558-3-A8BX | 56878 | SPS TECHNOLOGIES, LLC | | 121558-3-A8BX | 80539 | SPS TECHNOLOGIES, LLC | | AIC985B3-8R | 06725 | SPS TECHNOLOGIES, LLC | | H185B3-8R | 17446 | HUCK INTERNATIONAL, INC | | H185B3-8R | 79728 | HILTAP FITTINGS LTD | | C7985B3-8R | 81755 | LOCKHEED MARTIN CORPORATION | | VT1694AS3-8X | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VT1694AS38R | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | SF117B3-8R | 0K6Z0 | SATURN FASTENERS INC | | VT1694AS38R | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VT1694AS3-8X | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.2500 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.338 INCHES MINIMUM AND | | 0.388 INCHES MAXIMUM | | FASTENER LENGTH | 0.848 INCHES MINIMUM AND | | 0.878 INCHES MAXIMUM | | MATERIAL | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488, TYPE 2, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND | | 50.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.258 INCHES MINIMUM AND | | 0.305 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | GRIP LENGTH | 0.552 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND | | 0.1895 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | 32.0 MICROINCHES THREADS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT |
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