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National Stock Number:
5305-01-474-9859
Federal Supply Class:
5305
National Item Identification Number:
014749859
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:
| MS51576-10 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SS7423-013 | 05791 | LYN-TRON, INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.5283 INCHES MINIMUM AND 0.5967 INCHES MAXIMUM | | HEAD DIAMETER | 0.2813 INCHES MINIMUM AND 0.3437 INCHES MAXIMUM | | HEAD HEIGHT | 0.1250 INCHES MINIMUM AND 0.1874 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582/582M ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SHOULDER SHAPE | SQUARE FIRST SHOULDER | | SHOULDER LENGTH | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER WIDTH ACROSS FLATS | 0.1860 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM FIRST SHOULDER | | SPECIFICATION/STANDARD DATA | 96906-MS51576 GOVERNMENT STANDARD | | WIDTH ACROSS FLATS | 0.0940 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35, TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.1563 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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