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National Stock Number:
5305-00-274-3163
Federal Supply Class:
5305
National Item Identification Number:
002743163
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:
| 10-34961 | 28839 | TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV | | 10-34961 | 59501 | UNISON INDUSTRIES LLC | | 264G5 | 56442 | DIAMOND REO TRUCK CO | | 10-34961 | 77820 | AMPHENOL CORP |
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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 | 0.250 INCHES MINIMUM | | FASTENER LENGTH | 0.500 INCHES MINIMUM AND | | 0.510 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5010 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HEAD STYLE | FILLISTER | | HEAD DIAMETER | 0.292 INCHES MINIMUM AND | | 0.297 INCHES MAXIMUM | | HEAD HEIGHT | 0.120 INCHES MINIMUM AND | | 0.130 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.245 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.198 INCHES MINIMUM AND | | 0.208 INCHES MAXIMUM FIRST SHOULDER |
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