NSN 5305-00-020-3491

Part Details | MACHINE SCREW

5305-00-020-3491 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Alternate Parts: H800220107, H80022-0107, H800220107, H80022-0107, 5305-00-020-3491, 00-020-3491, 5305000203491, 000203491

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 29, 196700-020-349106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-020-3491
Part Number Cage Code Manufacturer
H80022-010781413BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION I
H80022-010788818KEARFOTT CORPORATIONDBA KEARFOTT
Technical Data | NSN 5305-00-020-3491
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.073 INCHES
THREAD QUANTITY PER INCH72
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.438 INCHES MAXIMUM
FASTENER LENGTH0.438 INCHES NOMINAL
SCREW MATERIAL STEEL
SCREW SURFACE TREATMENT CADMIUM AND CHROMATE
HEAD STYLE4 UNDERCUT HEXAGON
HEAD DIAMETER0.145 INCHES MINIMUM AND 0.154 INCHES MAXIMUM
HEAD HEIGHT0.033 INCHES MINIMUM AND 0.038 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1