5305-01-079-0305 SCREW,CAP,SOCKET HEAD Index 5305-01-079-0307 SCREW,SHOULDER

National Stock Number:
5305-01-079-0306

Federal Supply Class:
5305

National Item Identification Number:
010790306

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:
154274-221877NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
CHAMFER ANGLE30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
FASTENER LENGTH1.984 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
HEAD DIAMETER0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,CLASS A FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
WIDTH ACROSS FLATS0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH1.250 INCHES MINIMUM AND 1.281 INCHES MAXIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial