NSN 5305-01-009-3973

Part Details | SHOULDER SCREW

5305-01-009-3973 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: A51B2561811, A51B25618-11, A51B2556413, A51B25564-13, A51B2561811, A51B25618-11, 5305-01-009-3973, 01-009-3973, 5305010093973, 010093973

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 11, 197501-009-397322846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-009-3973
Part Number Cage Code Manufacturer
A51B25618-1126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B25564-1326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B25618-1161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5305-01-009-3973
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.070 INCHES NOMINAL
FASTENER LENGTH2.060 INCHES NOMINAL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLE8 UNDERCUT HEXAGON
HEAD DIAMETER1.045 INCHES NOMINAL
HEAD HEIGHT0.625 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.500 INCHES NOMINAL