3110-00-891-1442 BEARING,ROLLER,NEEDLE Index 5310-00-891-1444 WASHER,FLAT

National Stock Number:
5305-00-891-1443

Federal Supply Class:
5305

National Item Identification Number:
008911443

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:
BL-841508484BREEZE-EASTERN LLC
BL841508484BREEZE-EASTERN LLC
LP57T82P2016941LONG-LOK LLC


Techincal Specification:
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD DIAMETER0.364 INCHES MINIMUM AND 0.384 INCHES MAXIMUM
HEAD HEIGHT0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.250 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32


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