4320-01-511-2676 SEAL ASSEMBLY,SHAFT,SPRING LOADE Index 3020-01-511-2678 PULLEY,GROOVE

National Stock Number:
5305-01-511-2677

Federal Supply Class:
5305

National Item Identification Number:
015112677

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:
B1831BH040100N80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH100.0 MILLIMETERS NOMINAL
HEAD DIAMETER6.8 MILLIMETERS MINIMUM AND 7.0 MILLIMETERS MAXIMUM
HEAD HEIGHT3.9 MILLIMETERS MINIMUM AND 4.0 MILLIMETERS MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL PROPERTY CLASS 12.9 OVERALL
NOMINAL THREAD DIAMETER4.0 MILLIMETERS
WIDTH ACROSS FLATS3.0 MILLIMETERS MINIMUM AND 3.1 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,FE/ZN5,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH25.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS0.7


Click here to Register for Free 30-day Trial