1560-00-390-3691 PLATE,STRUCTURAL,AIRCRAFT Index 4420-00-390-3693 DISK AND STUD

National Stock Number:
4820-00-390-3692

Federal Supply Class:
4820

National Item Identification Number:
003903692

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:
G1015PC2-1013344NEWTERRA CORPORATION, INC.
G1018-2-1013344NEWTERRA CORPORATION, INC.
G1018PC2-1013344NEWTERRA CORPORATION, INC.
G1448PC2-1013344NEWTERRA CORPORATION, INC.
G1450PC2-1013344NEWTERRA CORPORATION, INC.


Techincal Specification:
BODY INSIDE DIAMETER17.250 INCHES NOMINAL
BODY OUTSIDE DIAMETER19.125 INCHES NOMINAL
OVERALL HEIGHT8.063 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY BODY
SEAT ANGLE IN DEG15.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN


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