5340-12-187-8938 FASTENER,CASEMENT Index 2815-12-187-9316 MANIFOLD,INTAKE

National Stock Number:
5305-12-187-8974

Federal Supply Class:
5305

National Item Identification Number:
121878974

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:
(241)A396300117565A3963ASTRA VEICOLI INDUSTRIALI SPA
00117565A3963ASTRA VEICOLI INDUSTRIALI SPA
0636 015 225D8124ZF FRIEDRICHSHAFEN AG
0893305D0460ATLAS GMBH
241 A39630017565A3963ASTRA VEICOLI INDUSTRIALI SPA
DIN933-M8X18-8.8-A3CD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN933-M8X18-8.8-ZN8MTCCD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
M8X18DIN933-8-8A3CD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
M8X18DIN933-8.8-A3CD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
M8X18DIN933-8.8-ZN8MTCCD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
FASTENER LENGTH18.0 MILLIMETERS NOMINAL
HARDNESS RATING225 VICKERS OR FIRTH DIAMOND PYRAMID MINIMUM OVERALL AND 300 VICKERS OR FIRTH DIAMOND PYRAMID MAXIMUM OVERALL
HEAD HEIGHT5.5 MILLIMETERS NOMINAL
HEAD STYLEERR-090
MATERIAL DOCUMENT AND CLASSIFICATIONDIN ISO898TEIL1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH800 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
OFFSET YIELD STRENGTH640 NEWTONS PER SQUARE MILLIMETER
WIDTH BETWEEN FLATS13.0 MILLIMETERS NOMINAL
STRENGTH GRADE DESIGNATION8.8
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDIN267TEIL9,SCHLUESSEL A3C ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
TEST DATA DOCUMENTD8286-DIN933 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH14.0 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORISO M
THREAD PITCH IN MILLIMETERS1.25


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