NSN 5305-01-197-3491

Part Details | SHOULDER SCREW

5305-01-197-3491 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: 28448661, 2844866-1, 5305-01-197-3491, 01-197-3491, 5305011973491, 011973491

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 20, 198401-197-349122846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-197-3491
Part Number Cage Code Manufacturer
2844866-152088LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
Technical Data | NSN 5305-01-197-3491
Characteristic Specifications
THREAD SERIES DESIGNATOR M
NOMINAL THREAD DIAMETER6.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.0
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.300 INCHES NOMINAL
FASTENER LENGTH0.507 INCHES NOMINAL
HEAD STYLE3 CROWNED HEXAGON
HEAD DIAMETER0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
HEAD HEIGHT0.190 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1