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National Stock Number:
5305-01-149-1933
Federal Supply Class:
5305
National Item Identification Number:
011491933
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:
| 120000-4-6 | 60119 | MONADNOCK COMPANY, THE | | 5305PL0884148 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | CA21037-4-6HS | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | C9537-4-6 | 81755 | LOCKHEED MARTIN CORPORATION | | 5305PL1635689 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.567 INCHES MINIMUM AND | | 0.706 INCHES MAXIMUM | | FASTENER LENGTH | 1.237 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OR | | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR | | MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | OVAL COUNTERSUNK | | HEAD DIAMETER | 0.430 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND | | 0.143 INCHES MAXIMUM | | SPECIAL FEATURES | FURNISHED WITH ONE SPRING,THREAD TO BE DOUBLE LEAD. |
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