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National Stock Number:
5305-00-617-9845
Federal Supply Class:
5305
National Item Identification Number:
006179845
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:
| 6179845 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FASTENER LENGTH | 0.645 INCHES MINIMUM AND 0.646 INCHES MAXIMUM | | HEAD HEIGHT | 0.023 INCHES MINIMUM AND 0.055 INCHES MAXIMUM | | HEAD DIAMETER | 0.917 INCHES MINIMUM AND 0.953 INCHES MAXIMUM | | HEAD STYLE | BINDING | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | SHOULDER DIAMETER | 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.520 INCHES MINIMUM AND 0.521 INCHES MAXIMUM FIRST SHOULDER | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD QUANTITY PER INCH | 44 | | THREAD SERIES DESIGNATOR | UNF |
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