1005-00-040-8480 SHAFT,AMMUNITION BO Index 4820-00-040-8488 SEAT,VALVE

National Stock Number:
4820-00-040-8486

Federal Supply Class:
4820

National Item Identification Number:
000408486

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:
101-805453154PORTLAND VALVE LLC
101-8054Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
F20-09170PIECE 403670TYCO FIRE PRODUCTS LP
F20-09170PIECE 4Q303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
V3432DLRN03670TYCO FIRE PRODUCTS LP
V3432DLRNQ303950NAVAL INVENTORY CONTROL POINT MECHANICSBURG


Techincal Specification:
BODY INSIDE DIAMETER1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM
MATERIALPLASTIC ACETAL OVERALL
OVERALL HEIGHT0.265 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
STYLE DESIGNATORPLAIN
CRITICALITY CODE JUSTIFICATIONZZZY
SEAT RADIUS0.125 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.864 INCHES MINIMUM AND 1.874 INCHES MAXIMUM
SEATING SURFACE SHAPERADIAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS


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