NSN 5305-00-379-6530

Part Details | SHOULDER SCREW

5305-00-379-6530 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: 611255, 5305-00-379-6530, 00-379-6530, 5305003796530, 003796530

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-379-653022846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-379-6530
Part Number Cage Code Manufacturer
61125510001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-379-6530
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.321 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
FASTENER LENGTH1.344 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.625 INCHES NOMINAL
HEAD HEIGHT0.125 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
FEATURES PROVIDED CASEHARDENED
SPECIAL FEATURESSURFACE X CASEHARDENDED TO RC55 MIN RC60 MAX