4820-01-442-9943, SEAT,VALVE

National Stock Number:
4820-01-442-9943

Federal Supply Class:
4820

National Item Identification Number:
014429943

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.

Manufacturer Information:

6397434-4-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
6397434-X4XXXX-022	53711	NAVAL SEA SYSTEMS COMMAND
6397434-X4XXXX-022L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
6397434-X4XXXX-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7383858-6397434-4-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
6397434-X4XXXX-049	53711	NAVAL SEA SYSTEMS COMMAND
7550478-6397434-4-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
803-6397434-X41XXX-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
803-6397434-X4XXXX-022SS	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
803-6397434-X4XXXX-02L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
803-6397434-X4XXXX-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7550478-6397434-4-049	53711	NAVAL SEA SYSTEMS COMMAND
803-6397434-X4XXXX-049	53711	NAVAL SEA SYSTEMS COMMAND
803-6397434-X4XXXX-022	53711	NAVAL SEA SYSTEMS COMMAND
CD-023-20-49L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
G547-0002-6397434-4-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
H547-0001-6397434-4-049L1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
CD-023-20-49	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

CRITICALITY CODE JUSTIFICATION	ZZZY
FLANGE DIAMETER	1.555 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT	0.153 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-C-24252 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COBALT COMP 1 OVERALL
NOMINAL THREAD SIZE	1.375 INCHES SINGLE THREADED PORTION
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
STYLE DESIGNATOR	THREADED FLANGED
THREAD CLASS	3A SINGLE THREADED PORTION
THREAD QUANTITY PER INCH	20 SINGLE THREADED PORTION
THREAD SERIES DESIGNATOR	UN SINGLE THREADED PORTION

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