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National Stock Number:
5305-01-449-5433
Federal Supply Class:
5305
National Item Identification Number:
014495433
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 11454937-3 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 79078-4-20 | 56878 | SPS TECHNOLOGIES, LLC | | D16161-2 | 0HDW7 | HUCK INTERNATIONAL, INC. | | D16161-2 | 97928 | HUCK INTL INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNRF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | NONSTANDARD THREAD PITCH DIAMETER | 0.1897 TO 0.1928 INCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.230 INCHES MINIMUM AND | | 1.270 INCHES MAXIMUM | | FASTENER LENGTH | 1.230 INCHES MINIMUM AND | | 1.270 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | NAS1351-4 ASSN STD SINGLE MATERIAL RESPONSE AND | | FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-26074 CL 1, GRADE 8, MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT FILLISTER | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.225 INCHES MINIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.1875 INCHES MINIMUM AND | | 0.1900 INCHES MAXIMUM |
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