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National Stock Number:
5305-01-322-3547
Federal Supply Class:
5305
National Item Identification Number:
013223547
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:
| 49956 | 55566 | MATTHEW WARREN, INC | | 7026-SS-20 | 55566 | MATTHEW WARREN, INC | | G225097-6 | 0GCW4 | GLOBE ELECTRONIC HARDWARE, INC. | | SS-8525-12 | 11377 | CINCINNATI RESEARCH CO | | G225097-6 | 3B150 | RAYTHEON COMPANY | | G225097-6 | 49956 | RAYTHEON COMPANY |
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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 DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.182 INCHES MINIMUM AND | | 0.192 INCHES MAXIMUM | | FASTENER LENGTH | 0.745 INCHES MINIMUM AND | | 0.757 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR | | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.308 INCHES MINIMUM AND | | 0.316 INCHES MAXIMUM | | HEAD HEIGHT | 0.146 INCHES MINIMUM AND | | 0.166 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.186 INCHES MINIMUM AND | | 0.187 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.563 INCHES MINIMUM AND | | 0.565 INCHES MAXIMUM FIRST SHOULDER |
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