Product Details | VALVE SEAT

4820-01-124-7786 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: 29800204, 298-00-204, 29800204AYCL, 298-00-204AY-CL, 298-00-204AY-CL2 1/2IN PC-14, 29800204AYCL212INPC14, 346486, 4820-01-124-7786, 01-124-7786, 4820011247786, 011247786

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 12 JAN 1982 01-124-7786

Drawings & Photos | NSN 4820-01-124-7786


Demand History | NSN 4820-01-124-7786

Part Number Request Date QTY Origin
346486 2016-07-186 10 Malaysia

Cross Reference | NSN 4820-01-124-7786

Part Number Cage Code Manufacturer
298-00-204 16626 CIRCOR INTL INC
298-00-204AY-CL 35795 LESLIE CONTROLS, INC.
298-00-204AY-CL2 1/2IN PC-14 16626 CIRCOR INTL INC
346486 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-01-124-7786

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 3.677 INCHES MINIMUM AND 3.682 INCHES MAXIMUM
BODY INSIDE DIAMETER 2.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.155 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE BODY
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION FEAT
III END ITEM IDENTIFICATION SPRUANCE CLASS DD (963)

Restrictions/Controls & Freight Information | NSN 4820-01-124-7786

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-124-7786

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each