4810-00-442-4200 VALVE,REGULATING,FLUID PRESSURE Index 4810-00-442-4202 VALVE,LINEAR,DIRECTIONAL CONTROL

National Stock Number:
4810-00-442-4201

Federal Supply Class:
4810

National Item Identification Number:
004424201

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:
22952982106PARKER-HANNIFIN CORPORATION
229529-182106PARKER-HANNIFIN CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER0.399 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.501 INCHES NOMINAL
FLANGE DIAMETER0.610 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.026 INCHES NOMINAL
FSC APPLICATION DATAVALVE,SOLENOID
HARDNESS RATING55.0 ROCKWELL C MINIMUM AND 59.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 440C OVERALL
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORPLAIN FLANGED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
UNDER FLANGE HEIGHT0.554 INCHES NOMINAL


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