4820-01-548-5689, SEAT,VALVE

National Stock Number:
4820-01-548-5689

Federal Supply Class:
4820

National Item Identification Number:
015485689

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:

2640-801X2 PC 45	96169	ELECTRIC BOAT CORPORATION
2640-801X2 PC 45D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2640-801X2 PC 45VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-405-01 ITEM 51D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-405-01 ITEM 51VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2643-405-01 ITEM 51	96169	ELECTRIC BOAT CORPORATION
264340501-51D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
264340501-51VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7284884, PIECE 45D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7550478-264340501-51D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7550478-264340501-51VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7550478-264340501-51	53711	NAVAL SEA SYSTEMS COMMAND
7284884, PIECE 45	53711	NAVAL SEA SYSTEMS COMMAND
264340501-51	96169	ELECTRIC BOAT CORPORATION
845-7285244 ITEM 51D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7285244 ITEM 51VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
G547-0002-264340501-51D0	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
G547-0002-264340501-51VG	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7285244 ITEM 51	53711	NAVAL SEA SYSTEMS COMMAND
G547-0002-264340501-51	96169	ELECTRIC BOAT CORPORATION

Techincal Specification:

CRITICALITY CODE JUSTIFICATION	ZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICALS AS DIFFERENTIATED BY SPECIAL TEST FEATURES

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