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National Stock Number:
5305-00-238-8568
Federal Supply Class:
5305
National Item Identification Number:
002388568
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:
| 12002509 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| FASTENER LENGTH | 1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM | | HEAD HEIGHT | 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE | | HOLE DIAMETER | 0.061 INCHES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHOULDER DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.635 INCHES MINIMUM AND 0.655 INCHES MAXIMUM FIRST SHOULDER | | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.573 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 |
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