4820-01-158-3163 VALVE,SAFETY RELIEF Index 5305-01-158-3165 SCREW,MACHINE

National Stock Number:
5305-01-158-3164

Federal Supply Class:
5305

National Item Identification Number:
011583164

Description:
SCREW,MACHINE

Detail:
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.


Manufacturer Information:
1050361756161GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION
DIN963-M5X12-5.8-A2LD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
COUNTERSINK ANGLE90.0 DEGREES NOMINAL
FASTENER LENGTH12.00 MILLIMETERS NOMINAL
HARDNESS RATING78.0 ROCKWELL B MINIMUM AND 97.0 ROCKWELL B MAXIMUM
HEAD DIAMETER9.2 MILLIMETERS NOMINAL
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
MINIMUM TENSILE STRENGTH70000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER5.0 MILLIMETERS
SCREW MATERIALSTEEL PROPERTY CLASS 5.8
SCREW SURFACE TREATMENTZINC
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH10.4 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS8.0


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