5305-01-321-5071 SCREW,CLOSE TOLERANCE Index 5305-01-321-5073 SCREW,MACHINE

National Stock Number:
5305-01-321-5072

Federal Supply Class:
5305

National Item Identification Number:
013215072

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:
06817906889BIG JOE MFG CO


Techincal Specification:
FASTENER LENGTH0.620 INCHES NOMINAL
HEAD HEIGHT0.079 INCHES MINIMUM AND 0.089 INCHES MAXIMUM
HEAD DIAMETER0.231 INCHES MINIMUM AND 0.245 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.125 INCHES
SCREW MATERIALSTEEL
SCREW SURFACE TREATMENTZINC
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.570 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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