NSN 5305-00-373-0781

Part Details | SHOULDER SCREW

5305-00-373-0781 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: 123WM10152513, 123WM10152-513, 5305-00-373-0781, 00-373-0781, 5305003730781, 003730781

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 08, 197400-373-078122846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-373-0781
Part Number Cage Code Manufacturer
123WM10152-51326512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
Technical Data | NSN 5305-00-373-0781
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.287 INCHES MINIMUM AND 0.337 INCHES MAXIMUM
FASTENER LENGTH1.507 INCHES MINIMUM AND 1.537 INCHES MAXIMUM
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1