7110-01-054-8522 DESK,FLAT TOP Index 1285-01-054-8524 DUMMY LOAD,ELECTRICAL

National Stock Number:
4810-01-054-8523

Federal Supply Class:
4810

National Item Identification Number:
010548523

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:
3545999643EATON AEROSPACE LLC


Techincal Specification:
BODY INSIDE DIAMETER0.0475 INCHES MINIMUM AND 0.0485 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
FLANGE DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
HARDNESS RATING55.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 440C OVERALL
SEAT RADIUS0.035 INCHES NOMINAL
SEATING SURFACE SHAPERADIAL
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT0.1795 INCHES MINIMUM AND 0.1805 INCHES MAXIMUM


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