5325-01-526-6978 INSERT,SCREW THREAD Index 5325-01-526-6980 INSERT,SCREW THREAD

National Stock Number:
5305-01-526-6979

Federal Supply Class:
5305

National Item Identification Number:
015266979

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:
92185A5552V507MCMASTER-CARR SUPPLY COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM AND
2.500 INCHES MAXIMUM
FASTENER LENGTH2.500 INCHES NOMINAL
MATERIALSTEEL COMP 316 OVERALL
HARDNESS RATING100.0 ROCKWELL B NOMINAL OVERALL
MINIMUM TENSILE STRENGTH100000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL


Click here to Register for Free 30-day Trial