NSN 5305-00-151-3281

Part Details | MACHINE SCREW

5305-00-151-3281 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: AF44A193632, AF44A19363-2, 44A193632, 44A19363-2, 5305-00-151-3281, 00-151-3281, 5305001513281, 001513281

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-151-328106657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-151-3281
Part Number Cage Code Manufacturer
AF44A19363-288041AIR CORPS STANDARDSUNDER CUSTODIANISHIP OF THE
44A19363-280049DEPARTMENT OF THE AIR FORCE
Technical Data | NSN 5305-00-151-3281
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.500 INCHES MINIMUM
FASTENER LENGTH0.625 INCHES NOMINAL
SCREW MATERIAL STEEL
SCREW SURFACE TREATMENT PHOSPHATE
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.263 INCHES MINIMUM AND 0.273 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1