5305-01-433-8480, SCREW,SHOULDER

National Stock Number:
5305-01-433-8480

Federal Supply Class:
5305

National Item Identification Number:
014338480

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:

10558674	56161	GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION
B1833B160030N	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED

Techincal Specification:

THREAD SERIES DESIGNATOR	M
NOMINAL THREAD DIAMETER	16.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS	1.75
EXTERNAL THREAD TOLERANCE CLASS	6G
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	18.40 MILLIMETERS MAXIMUM
FASTENER LENGTH	29.87 MILLIMETERS MINIMUM AND
	30.12 MILLIMETERS MAXIMUM
MATERIAL	STEEL OVERALL
SURFACE TREATMENT	ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTMB633 FE/ZN5, TY2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	FLAT CHAMFER
HEAD DIAMETER	23.67 MILLIMETERS MINIMUM AND
	24.00 MILLIMETERS MAXIMUM
HEAD HEIGHT	10.73 MILLIMETERS MINIMUM AND
	11.00 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	8.02 MILLIMETERS MINIMUM AND
	8.11 MILLIMETERS MAXIMUM
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	15.96 MILLIMETERS NOMINAL FIRST SHOULDER
SHOULDER LENGTH	29.87 MILLIMETERS MINIMUM AND
	30.12 MILLIMETERS MAXIMUM FIRST SHOULDER

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