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National Stock Number:
5305-00-723-4437
Federal Supply Class:
5305
National Item Identification Number:
007234437
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:
| 263566 | 1PQF4 | CAE USA INC. | | 263566 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 0.234 INCHES NOMINAL | | HARDNESS RATING | 61.7 ROCKWELL B MINIMUM AND 90.7 ROCKWELL B MAXIMUM OVERALL | | HEAD DIAMETER | 0.172 INCHES NOMINAL | | HEAD HEIGHT | 0.030 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OVERALL | | NOMINAL THREAD DIAMETER | 0.099 INCHES | | SHOULDER DIAMETER | 0.125 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.090 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.144 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 56 | | THREAD SERIES DESIGNATOR | UNF |
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