5305-00-639-8088 SETSCREW Index 5305-00-639-8092 SCREW,MACHINE

National Stock Number:
5305-00-639-8091

Federal Supply Class:
5305

National Item Identification Number:
006398091

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:
59234521450ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
P18089306KW9LUCENT TECHNOLOGIES INC DBA FEDERAL MARKETING GROUP
P18089364959AMERICAN TELEPHONE AND TELEGRAPH CO


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD DIAMETER0.197 INCHES MINIMUM AND 0.208 INCHES MAXIMUM
HEAD HEIGHT0.048 INCHES MINIMUM AND 0.054 INCHES MAXIMUM
HEAD STYLEBINDING
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.099 INCHES
SCREW MATERIALCOPPER ALLOY
SCREW SURFACE TREATMENTTIN OR NICKEL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.208 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD QUANTITY PER INCH48
THREAD SERIES DESIGNATORUNC


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