5305-01-291-2248 SCREW,TAPPING Index 5305-01-291-2250 SCREW,TAPPING

National Stock Number:
5305-01-291-2249

Federal Supply Class:
5305

National Item Identification Number:
012912249

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
16211560B6S1INTERNATIONAL BUSINESS MACHINES CORP PARTS ORDER CENTER DEPT E - 54
162115630874INTERNATIONAL BUSINESS MACHINES CORPORATION


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH14.0 MILLIMETERS NOMINAL
HEAD DIAMETER6.0 MILLIMETERS NOMINAL
HEAD HEIGHT1.8 MILLIMETERS NOMINAL
HEAD STYLEPAN
NOMINAL THREAD DIAMETER3.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.5
THREAD SERIES DESIGNATORM
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH13.0 MILLIMETERS MINIMUM AND 14.0 MILLIMETERS MAXIMUM


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