5305-01-557-4515 SCREW,CLOSE TOLERANCE Index 5305-01-554-9025 SCREW,MACHINE

National Stock Number:
5305-01-554-8862

Federal Supply Class:
5305

National Item Identification Number:
015548862

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:
91251A9443A054MCMASTER-CARR SUPPLY CO
H-WK-871-2 PC2187045WALZ & KRENZER INC


Techincal Specification:
FASTENER LENGTH6.000 INCHES NOMINAL
HEAD DIAMETER1.875 INCHES MAXIMUM
HEAD HEIGHT1.250 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER1.250 INCHES
SPECIAL FEATURESROCKWELL HARDNESS C 37-45; MIN TENSILE STRENGTH AT 170000
WIDTH ACROSS FLATS0.875 INCHES NOMINAL
SUPPLEMENTARY FEATURESMATL IS ALLOY STEEL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.750 INCHES NOMINAL
THREAD QUANTITY PER INCH7
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial