Product Details | VALVE SEAT

4820-00-756-9610 A replaceable item designed to provide a 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.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: J3330400PC42, 428B947PIECE10, 7312E97PIECE42, 870B3242, 870B324-2, 870B324PIECE2, 4820-00-756-9610, 00-756-9610, 4820007569610, 007569610

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1962 00-756-9610

Drawings & Photos | NSN 4820-00-756-9610


Cross Reference | NSN 4820-00-756-9610

Part Number Cage Code Manufacturer
428B947PIECE10 01289 GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
7312E97PIECE42 01289 GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
870B324-2 01289 GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
870B324PIECE2 01289 GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT
J3330400PC42 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-00-756-9610

Characteristic Specifications
STYLE DESIGNATOR B8 PLAIN FLANGED
FLANGE DIAMETER 4.187 INCHES MINIMUM AND 4.188 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 3.120 INCHES NOMINAL
BODY INSIDE DIAMETER 2.156 INCHES MINIMUM AND 2.166 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 1.625 INCHES MINIMUM AND 1.627 INCHES MAXIMUM
UNDER FLANGE HEIGHT 1.873 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM
MANUFACTURERS CODE 01289
DESIGN CONTROL REFERENCE 870B324-2

Restrictions/Controls & Freight Information | NSN 4820-00-756-9610

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information

Management | NSN 4820-00-756-9610

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative