2930-01-186-8684 CAP,FILLER OPENING Index 9905-01-186-8686 PLATE,IDENTIFICATION

National Stock Number:
4820-01-186-8685

Federal Supply Class:
4820

National Item Identification Number:
011868685

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:
227125-4235795LESLIE CONTROLS, INC.
27125-4235795LESLIE CONTROLS, INC.


Techincal Specification:
BODY INSIDE DIAMETER3.976 INCHES NOMINAL
FLANGE DIAMETER5.435 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.440 INCHES NOMINAL
MATERIALNICKEL ALLOY SEAT
NOMINAL THREAD SIZE4.750 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.585 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.750 INCHES NOMINAL


Click here to Register for Free 30-day Trial