5310-01-339-8919 WASHER,SPRING TENSION Index 5305-01-339-8921 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-339-8920

Federal Supply Class:
5305

National Item Identification Number:
013398920

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:
0288614153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA
1039-82166503WOODWARD, INC.


Techincal Specification:
THREAD SERIES DESIGNATORUNJC
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.047 INCHES MINIMUM AND
1.077 INCHES MAXIMUM
FASTENER LENGTH1.485 INCHES MINIMUM AND
1.515 INCHES MAXIMUM
MATERIALSTEEL OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND
43.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEFLAT FILLISTER
HEAD DIAMETER0.305 INCHES MINIMUM AND
0.315 INCHES MAXIMUM
HEAD HEIGHT0.184 INCHES MINIMUM AND
0.195 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.158 INCHES MINIMUM AND
0.162 INCHES MAXIMUM
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE TYPEDRILLED
HOLE QUANTITY6
HOLE DIAMETER0.046 INCHES MINIMUM AND
0.056 INCHES MAXIMUM


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