2990-01-193-7580 PISTON,LINEAR ACTUATING CYLINDER Index 5305-01-193-7587 SCREW,MACHINE

National Stock Number:
5305-01-193-7586

Federal Supply Class:
5305

National Item Identification Number:
011937586

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.


Manufacturer Information:
105C034P124039VARO LLC


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.494 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH1.446 INCHES MINIMUM AND 1.456 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.297 INCHES MINIMUM AND 0.301 INCHES MAXIMUM
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.334 INCHES MINIMUM AND 0.344 INCHES MAXIMUM
HEAD STYLEHEXAGON COUNTERSUNK
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
POINT CHAMFER ANGLE59.0 DEGREES MINIMUM AND 61.0 DEGREES MAXIMUM
POINT LENGTH0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM
POINT STYLECONE
SPECIAL FEATURESFURNISHED WITH STEEL COLLAR,0.725 IN. LONG
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
WIDTH BETWEEN FLATS0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM


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