4720-00-145-4122 HOSE ASSEMBLY,NONMETALLIC Index 4820-00-145-4125 SEAT,VALVE

National Stock Number:
4820-00-145-4124

Federal Supply Class:
4820

National Item Identification Number:
001454124

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:
173152-009399657MAROTTA CONTROLS INC
173152-9399657MAROTTA CONTROLS INC


Techincal Specification:
BODY INSIDE DIAMETER0.375 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.688 INCHES MINIMUM AND 0.689 INCHES MAXIMUM
FLANGE DIAMETER0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
MATERIALPLASTIC POLYAMIDE OVERALL
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
UNDER FLANGE HEIGHT0.037 INCHES MINIMUM AND 0.039 INCHES MAXIMUM
STYLE DESIGNATORPLAIN FLANGED


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