5305-12-171-1895 SCREW,SHOULDER Index 5305-12-171-1897 SCREW,SHOULDER

National Stock Number:
5305-12-171-1896

Federal Supply Class:
5305

National Item Identification Number:
121711896

Description:
SCREW,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
DIN1445-12H11X35X55-STD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV
DIN1445-12H11X35X55STD8286DIN DEUTSCHES INSTITUT FUER NORMUNGEV


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6 KLEIN G
FASTENER LENGTH55.0 MILLIMETERS NOMINAL
HEAD DIAMETER20.0 MILLIMETERS NOMINAL
HEAD HEIGHT4.0 MILLIMETERS NOMINAL
HEAD STYLEROUND W/WRENCH FLATS CHAMFERED
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATIONDIN1651, BESCHAFFENHEIT 7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1.0718 OVERALL
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
SHOULDER DIAMETER12.0 MILLIMETERS NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH35.0 MILLIMETERS NOMINAL FIRST SHOULDER
WIDTH BETWEEN FLATS17.0 MILLIMETERS NOMINAL
TEST DATA DOCUMENTD8286-DIN1445 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH16.8 MILLIMETERS NOMINAL
THREAD SERIES DESIGNATORISO M
THREAD PITCH IN MILLIMETERS1.5


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