NSN 5305-00-515-9873

Part Details | MACHINE SCREW

5305-00-515-9873 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: G43S11614, 535091, 5305-00-515-9873, 00-515-9873, 5305005159873, 005159873

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-515-987306657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-515-9873
Part Number Cage Code Manufacturer
G43S1161499993DEPARTMENT OF THE NAVY
53509128839TELEDYNE INDUSTRIES INCTELEDYNE POWER SYSTEMS DIV
Technical Data | NSN 5305-00-515-9873
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.500 INCHES MAXIMUM
FASTENER LENGTH0.500 INCHES NOMINAL
SCREW MATERIAL STEEL COMP 1035
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT CADMIUM
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.400 INCHES NOMINAL
HEAD HEIGHT0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1