3110-00-245-4991 BEARING,BALL,ANNULAR Index 5310-00-245-4999 WASHER,FLAT

National Stock Number:
5305-00-245-4997

Federal Supply Class:
5305

National Item Identification Number:
002454997

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:
5-16-18X1 1-4H04773GTE COMMUNICATION SYSTEMS CORP


Techincal Specification:
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
NOMINAL THREAD DIAMETER0.312 INCHES
INTERNAL DRIVE STYLEHEXAGON
MATERIALIRON OVERALL
THREAD LENGTH1.139 INCHES MINIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNC
WIDTH ACROSS FLATS0.250 INCHES NOMINAL
SURFACE TREATMENTOXIDE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A


Click here to Register for Free 30-day Trial