5305-01-355-6943 SCREW,DRIVE Index 5305-01-355-6945 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-355-6944

Federal Supply Class:
5305

National Item Identification Number:
013556944

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:
845-6640841-TA-5253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.219 INCHES NOMINAL
FASTENER LENGTH0.656 INCHES NOMINAL
MATERIALNICKEL ALLOY R-405 OR
NICKEL ALLOY 400 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQN281 FED SPEC ALL MATERIAL RESPONSES OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.262 INCHES MINIMUM AND
0.270 INCHES MAXIMUM
HEAD HEIGHT0.159 INCHES MINIMUM AND
0.164 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.141 INCHES NOMINAL


Click here to Register for Free 30-day Trial