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National Stock Number:
5305-01-699-2450
Federal Supply Class:
5305
National Item Identification Number:
016992450
Description:
SCREW,CLOSE TOLERANCE
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Manufacturer Information:
| 121557-4-A11BX | 56878 | SPS TECHNOLOGIES, LLC | | 121557-4-A11BX | 80539 | SPS TECHNOLOGIES, LLC | | AIC984B4-11R | 06725 | SPS TECHNOLOGIES, LLC | | VT1693AS4-11X | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HO44B4-11R | 17446 | HUCK INTERNATIONAL, INC | | C7984B4-11R | 81755 | LOCKHEED MARTIN CORPORATION | | VT1693AS4-11X | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.370 INCHES NOMINAL | | FASTENER LENGTH | 1.0575 INCHES NOMINAL | | MATERIAL | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6487 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488, TYPE II, 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 | 0.447 INCHES MINIMUM AND | | 0.507 INCHES MAXIMUM | | HEAD HEIGHT | 0.108 INCHES NOMINAL | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | GRIP LENGTH | 0.6875 INCHES NOMINAL | | GRIP DIAMETER | 0.2641 INCHES MINIMUM AND | | 0.2651 INCHES MAXIMUM | | FEATURES PROVIDED | DRY FILM LUBRICANT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, 100 DEG. FLUSH HEAD, TORQ-SET RECESS |
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