4730-01-135-3894 MANIFOLD ASSEMBLY,HYDRAULIC Index 4820-01-135-3898 VALVE,FLOW CONTROL

National Stock Number:
4820-01-135-3897

Federal Supply Class:
4820

National Item Identification Number:
011353897

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:
1H0000LLCF0576196169ELECTRIC BOAT CORPORATION
2640-402X396169ELECTRIC BOAT CORPORATION
845-205094780064NAVAL SHIP SYSTEMS COMMAND
845-2050947 PIECE 2980064NAVAL SHIP SYSTEMS COMMAND
2640-402X3 PIECE 2996169ELECTRIC BOAT CORPORATION


Techincal Specification:
BODY OUTSIDE DIAMETER1.453 INCHES NOMINAL
BODY STEPPED INSIDE DIAMETER1.000 INCHES NOMINAL FIRST STEP
BODY STEPPED INSIDE DIAMETER1.062 INCHES NOMINAL SECOND STEP
OVERALL HEIGHT0.234 INCHES NOMINAL
MATERIALSTEEL COMP 304 OVERALL
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORPLAIN


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