NSN 4820-00-798-5523

Part Details | VALVE SEAT

4820-00-798-5523 A replaceable item designed to provide a 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.

Alternate Parts: 717103, 52ND6525, NH6725PC52, ND6766PC52, ND6703PC52, ND6525PIECE52, 717103, 52ND6525, NH6725PC52, ND6766PC52, ND6703PC52, ND6525PIECE52, 4820-00-798-5523, 00-798-5523, 4820007985523, 007985523

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 01, 196200-798-552322113 ( SEAT, VALVE )
REFERENCE DRAWINGS & PICTURES

PLAIN FLANGED

Cross Reference | NSN 4820-00-798-5523
Part Number Cage Code Manufacturer
71710382328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
52ND652582328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
NH6725PC5282328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
ND6766PC5282328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
ND6703PC5282328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
ND6525PIECE5282328DRESSER RAND CO TERRY CORP STEAMTURBINE MOTOR AND GENERATOR CO A
7171030BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
52ND65250BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
NH6725PC520BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
ND6766PC520BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
ND6703PC520BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
ND6525PIECE520BR59SIEMENS GOVERNMENT TECHNOLOGIES,INC.
Technical Data | NSN 4820-00-798-5523
Characteristic Specifications
STYLE DESIGNATOR PLAIN FLANGED
FLANGE DIAMETER2.747 INCHES MINIMUM AND 2.749 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.626 INCHES MINIMUM AND 2.627 INCHES MAXIMUM
BODY INSIDE DIAMETER1.436 INCHES MINIMUM AND 1.439 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
SEATING SURFACE SHAPE FLAT