5305-01-503-0737, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-503-0737

Federal Supply Class:
5305

National Item Identification Number:
015030737

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Manufacturer Information:

0.500-13UNC-3AX1.250LG CRES	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
321-8483164-012	53711	NAVAL SEA SYSTEMS COMMAND
596-7410249-134	53711	NAVAL SEA SYSTEMS COMMAND
7383858-H415-6108-012	53711	NAVAL SEA SYSTEMS COMMAND
60-16-6453AB	96169	ELECTRIC BOAT CORPORATION
596-7410251-91	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH
FF-S-86	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
H415-6108-012	96169	ELECTRIC BOAT CORPORATION
H547-0001-H415-6108-012	96169	ELECTRIC BOAT CORPORATION
B831-9511-134	96169	ELECTRIC BOAT CORPORATION

Techincal Specification:

COUNTERSINK ANGLE	82.0 DEGREES NOMINAL
FASTENER LENGTH	1.250 INCHES NOMINAL
HEAD DIAMETER	0.872 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
HEAD HEIGHT	0.251 INCHES NOMINAL
HEAD STYLE	FLAT COUNTERSUNK
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH THREADS OR PELLET THREADS OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A 493 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP XM-7 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 384 OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.500 INCHES
NONDEFINITIVE SPEC/STD DATA	4 TYPE
SPECIAL FEATURES	DATA EXPORT PROHIBITED
WIDTH ACROSS FLATS	0.312 INCHES NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.250 INCHES NOMINAL
THREAD QUANTITY PER INCH	13
THREAD SERIES DESIGNATOR	UNC

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