5305-01-578-5770 THUMBSCREW Index 5305-01-578-5898 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-578-5881

Federal Supply Class:
5305

National Item Identification Number:
015785881

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:
352492745152OSHKOSH CORP
352492700445152OSHKOSH CORP
352492700475Q65OSHKOSH DEFENSE LLC


Techincal Specification:
EXTENDED WASHER THICKNESS1.1 MILLIMETERS MINIMUM
EXTENDED WASHER DIAMETER14.2 MILLIMETERS MAXIMUM
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH20.0 MILLIMETERS NOMINAL
HEAD HEIGHT6.6 MILLIMETERS MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONISO 898-1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM F568M ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL PROPERTY CLASS 10.9 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, FLANGE, HEXAGON HEAD
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER6.0 MILLIMETERS
WIDTH BETWEEN FLATS9.6 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONF-100, D20, TYPE 1, GRADE 2, CLASS D MFR REF ALL TREATMENT RESPONSES OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH18.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS1.0


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