NSN 5305-00-450-1917

Part Details | SHOULDER SCREW

5305-00-450-1917 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.

Alternate Parts: MS5197534, MS51975-34, MS5197534, MS51975-34, 5305-00-450-1917, 00-450-1917, 5305004501917, 004501917

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 17, 196900-450-191722846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-450-1917
Part Number Cage Code Manufacturer
MS51975-3496906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS51975-3480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-450-1917
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
FASTENER LENGTH2.850 INCHES MINIMUM AND 2.870 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH140000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.729 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES NOMINAL