5305-01-298-4178 SCREW,CAP,HEXAGON HEAD Index 5305-01-298-4180 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-298-4179

Federal Supply Class:
5305

National Item Identification Number:
012984179

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
02/911011K7599J.C. BAMFORD EXCAVATORS LIMITED
39014460B8S3CUMMINS INC
390144615434CUMMINS INC.
5305PL08166859009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
3901446FAHE3CUMMINS FRANCE
3901446ZC672CUMMINS SOUTH PACIFIC PTY LTDHEAD OFFICE
M8XX1.25-60-STL9.8-10.9D8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
CBU1543U5612LEYLAND TRUCKS LTD FOR SPARE PARTS S E U6425


Techincal Specification:
EXTENDED WASHER THICKNESS1.2 MILLIMETERS NOMINAL
EXTENDED WASHER DIAMETER18.0 MILLIMETERS NOMINAL
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH59.4 MILLIMETERS MINIMUM AND 60.6 MILLIMETERS MAXIMUM
HEAD HEIGHT8.1 MILLIMETERS NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J1199 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL PROPERTY CLASS 9.8 OVERALL OR STEEL PROPERTY CLASS 10.9 OVERALL OR STEEL PROPERTY CLASS 8.8 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
WIDTH BETWEEN FLATS9.64 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH21.4 MILLIMETERS MINIMUM AND 22.6 MILLIMETERS MAXIMUM
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.25


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