NSN 5305-00-018-9688

Part Details | MACHINE SCREW

5305-00-018-9688 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: 189688, 189688, 189688, 5305-00-018-9688, 00-018-9688, 5305000189688, 000189688

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-018-968806657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-018-9688
Part Number Cage Code Manufacturer
18968824617GENERAL MOTORS CORP
1896887X677GENERAL MOTORS LLCDBA GENERAL MOTORS
18968821460HOLDEN PACIFIC CORP
Technical Data | NSN 5305-00-018-9688
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.438 INCHES MAXIMUM
FASTENER LENGTH1.438 INCHES NOMINAL
SCREW MATERIAL0$1$5$6$8$9$DST1020
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT0$DZNA000
HEAD STYLE1 UNDERCUT HEXAGON
HEAD DIAMETER0.666 INCHES MINIMUM AND 0.698 INCHES MAXIMUM
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1