National Item Identification Number
00-870-4340
008704340
4810-00-870-4340
4810-00-870-4340
National Stock Number
Item Name
SEAT,VALVE
Federal Supply Class
4810
Description
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.
Commercial and Government Entity Code (Supplier Data)
99193
Reference Numbers (Part Numbers)
881930-15
Required Categories
MATERIAL
HARDNESS RATING
SEATING SURFACE SHAPE
SPECIAL FEATURES
III FSC APPL
Required Description
STEEL COMP 303S OVERALL
NOT RATED
FLAT
0.5015 IN. MIN,0.5020 IN. MAX OD BODY;