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National Stock Number:
5305-01-556-2638
Federal Supply Class:
5305
National Item Identification Number:
015562638
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:
| 7386618-002 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD LENGTH | 0.252 INCHES NOMINAL | | FASTENER LENGTH | 0.594 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | HEAD STYLE | CHAMFER FLANGE | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | SPECIAL FEATURES | NHA 7386133 AND USED ON 7417571 |
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