5365-00-869-5139 SPACER,TAPERED Index 3010-00-869-5143 COUPLING,SHAFT,FLEXIBLE

National Stock Number:
4820-00-869-5141

Federal Supply Class:
4820

National Item Identification Number:
008695141

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:
31145059364HONEYWELL INTERNATIONAL INC.
31145099193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
BODY OUTSIDE DIAMETER0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
BODY STEPPED INSIDE DIAMETER0.160 INCHES NOMINAL FIRST STEP
FLANGE DIAMETER0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.059 INCHES NOMINAL
FSC APPLICATION DATAPOWER UNIT,GAS TURBINE ENGINE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
SEAT ANGLE IN DEG59.000 MINIMUM AND 61.000 MAXIMUM
SEATING SURFACE SHAPEANGULAR
UNDER FLANGE HEIGHT0.088 INCHES NOMINAL
STYLE DESIGNATORPLAIN FLANGED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL


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