5305-01-565-1767 SCREW,MACHINE Index 5305-01-565-2196 THUMB,SCREW

National Stock Number:
5305-01-565-1895

Federal Supply Class:
5305

National Item Identification Number:
015651895

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:
MS51960-84BL96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
COLORBLACK
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD DIAMETER0.452 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATUREPATCH OR PELLET OR STRIP
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIALSTEEL COMP 302 OR STEEL CORROSION RESISTING
SCREW SURFACE TREATMENTOXIDE
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.496 INCHES MINIMUM AND 0.597 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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