5365-00-419-6580 SPACER,RING Index 5305-00-419-6582 SCREW,TAPPING

National Stock Number:
5305-00-419-6581

Federal Supply Class:
5305

National Item Identification Number:
004196581

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:
7060-210013850TECHNIPOWER LLC
7060-210024655GENRAD INC
7060-210062015IET LABS INC


Techincal Specification:
FASTENER LENGTH0.531 INCHES MINIMUM AND 0.593 INCHES MAXIMUM
HEAD HEIGHT0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
HEAD DIAMETER0.180 INCHES MINIMUM AND 0.194 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.112 INCHES
SCREW MATERIALCOPPER ALLOY
SCREW SURFACE TREATMENTNICKEL
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONESF+5,FSCM 24655 MFR REF SINGLE TREATMENT RESPONSE
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.500 INCHES MINIMUM AND 0.577 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH40


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