4820-00-512-0207, SEAT,VALVE

National Stock Number:
4820-00-512-0207

Federal Supply Class:
4820

National Item Identification Number:
005120207

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:

3227842	80064	NAVAL SHIP SYSTEMS COMMAND
63487	0BR59	SIEMENS GOVERNMENT TECHNOLOGIES, INC.
63487	830Q4	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
63487	8FGX3	CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
63487	93235	TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59
LB63487	0BR59	SIEMENS GOVERNMENT TECHNOLOGIES, INC.
LB63487	830Q4	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
LB63487	8FGX3	CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
LB63487	93232	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
LB63487	93235	TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59
LH63612PC4-4	0BR59	SIEMENS GOVERNMENT TECHNOLOGIES, INC.
LH63612PC4-4	830Q4	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
LH63612PC4-4	8FGX3	CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
LH63612PC4-4	93232	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
LH63612PC4-4	93235	TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59

Techincal Specification:

MATERIAL DOCUMENT AND CLASSIFICATION	MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL	COBALT ALLOY FACE
MATERIAL	STEEL BODY
SEAT RADIUS	0.188 INCHES NOMINAL
SEATING SURFACE SHAPE	RADIAL
TAPER LENGTH	1.876 INCHES NOMINAL
TAPER MAJOR DIAMETER	1.173 INCHES NOMINAL
TAPER MINOR DIAMETER	0.811 INCHES MINIMUM AND 0.813 INCHES MAXIMUM

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