5305-01-300-7326, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-300-7326

Federal Supply Class:
5305

National Item Identification Number:
013007326

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:

0.312-18UNC3A X 0.750 TY 1	80064	NAVAL SHIP SYSTEMS COMMAND
0.312-18UNCX3AX0.750 NICAL SLG	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
115-4645209 ITEM 10,11,12	80064	NAVAL SHIP SYSTEMS COMMAND
0.31218UNC3AX0.750TY1 NICAL SLG	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
60-15-1022	96169	ELECTRIC BOAT CORPORATION
0000642088-SSX-H-1113-4109-HC00-	K6451	BAE SYSTEMS MARINE LIMITED
FF-S-86	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
70066763	K6451	BAE SYSTEMS MARINE LIMITED

Techincal Specification:

FASTENER LENGTH	0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD DIAMETER	0.429 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD HEIGHT	0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH OR PELLET OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	NICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.639 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	18
WIDTH ACROSS FLATS	0.250 INCHES NOMINAL

Click here to Register for Free 30-day Trial