5220-00-044-2762 GAGE,PROFILE Index 5330-00-044-2764 GASKET

National Stock Number:
4810-00-044-2763

Federal Supply Class:
4810

National Item Identification Number:
000442763

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:
53824473030HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER0.627 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.684 INCHES MINIMUM AND 0.686 INCHES MAXIMUM
HARDNESS RATING70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
OVERALL HEIGHT0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303S OR STEEL COMP 303SE OVERALL
SEATING SURFACE SHAPEFLAT
SPECIAL FEATURESTWO HOLES EQUALLY SPACED 0.188 IN. DIA,0.040 IN. DEEP,BODY GROOVE ON UNSEATED END,0.089 IN. MIN,0.099 IN. MAX W,0.055 IN. MIN,0.057 IN. MAX DEEP


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