NSN 5305-00-075-4858

Part Details | MACHINE SCREW

5305-00-075-4858 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: 8204922, 5305-00-075-4858, 00-075-4858, 5305000754858, 000754858

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 01, 197200-075-485806657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-075-4858
Part Number Cage Code Manufacturer
820492219200US ARMY ARDEC RDECOM
Technical Data | NSN 5305-00-075-4858
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.171 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
FASTENER LENGTH0.171 INCHES MINIMUM AND 0.203 INCHES MAXIMUM
SCREW MATERIAL COPPER ALLOY 268
SCREW SURFACE TREATMENT TIN
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.329 INCHES MINIMUM AND 0.344 INCHES MAXIMUM
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
SPECIAL FEATURESBEARING SURFACE OF HEAD UNDERCUT 0.012 IN. DEEP FROM 0.164 DIA. TO 0.240 DIA. AND A 5 DEG TAPER ON RIM OF HEAD HEIGHT