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National Stock Number:
5305-00-502-0527
Federal Supply Class:
5305
National Item Identification Number:
005020527
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
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Manufacturer Information:
| 5020527 | 19205 | SPRINGFIELD ARMORY | | 5305-502-0527 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5305-502-0527 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 5305005020527 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE | | 5305005020527 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.458 INCHES MINIMUM AND 0.464 INCHES MAXIMUM | | HEAD HEIGHT | 0.120 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-637 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-637 FED SPEC 4TH MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 1018 OR STEEL COMP 1022 OR STEEL COMP 1117 OR STEEL COMP 1118 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.375 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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