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National Stock Number:
5305-00-399-1990
Federal Supply Class:
5305
National Item Identification Number:
003991990
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:
| N302 | 81600 | NEW YORK NAVAL SHIPYARD NAVAL BASE | | S2407-607127-36 | 07421 | L3HARRIS INTERSTATE ELECTRONICS CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.129 INCHES NOMINAL | | HEAD DIAMETER | 0.219 INCHES NOMINAL | | HEAD HEIGHT | 0.090 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-586 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 764 OR COPPER ALLOY 770 OR COPPER ALLOY 794 OVERALL | | NOMINAL THREAD DIAMETER | 0.099 INCHES | | SHOULDER DIAMETER | 0.125 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.035 INCHES MINIMUM AND 0.038 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.094 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 56 |
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