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National Stock Number:
5305-99-963-5905
Federal Supply Class:
5305
National Item Identification Number:
999635905
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| FL17879 | U1515 | DGS&E TIG IRC | | R0FN12588-35 | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
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Techincal Specification:
| FASTENER LENGTH | 1.130 INCHES NOMINAL | | HEAD HEIGHT | 0.120 INCHES NOMINAL | | HEAD DIAMETER | 0.620 INCHES NOMINAL | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | D14 SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | DEF-SPEC 13 B GROUP 2 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHOULDER DIAMETER | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.470 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SPECIAL FEATURES | 0.030 IN. X 45 DEG CHAMFER 1ST END | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.660 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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