5310-01-517-9876 WASHER,FLAT Index 4820-01-517-9878 VALVE,LINEAR,DIRECTIONAL CONTROL

National Stock Number:
5305-01-517-9877

Federal Supply Class:
5305

National Item Identification Number:
015179877

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
B1831DH05002580204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
THREAD SERIES DESIGNATORISO M
NOMINAL THREAD DIAMETER5.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.8
EXTERNAL THREAD TOLERANCE CLASS4G6G
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH22.0 MILLIMETERS MINIMUM AND
26.0 MILLIMETERS MAXIMUM
FASTENER LENGTH25.0 MILLIMETERS NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTZINC OVERALL
HEAD STYLEHEXAGON
HEAD HEIGHT4.9 MILLIMETERS MINIMUM AND
5.0 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS8.3 MILLIMETERS MINIMUM AND
8.5 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS4.02 MILLIMETERS MINIMUM AND
4.08 MILLIMETERS MAXIMUM


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