Product Details | VALVE SEAT

4820-00-651-0804 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: AS235315P70, 235315P70, 235315P70R1, 4820-00-651-0804, 00-651-0804, 4820006510804, 006510804

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-651-0804

Drawings & Photos | NSN 4820-00-651-0804


Cross Reference | NSN 4820-00-651-0804

Part Number Cage Code Manufacturer
235315P70 00198 PRATT & WHITNEY CANADA CIE DIVPRATT & WHITNEY CANADA CORP.
235315P70 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
235315P70R1 00198 PRATT & WHITNEY CANADA CIE DIVPRATT & WHITNEY CANADA CORP.
235315P70R1 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS
AS235315P70 12776 AIRCRAFT SUPPLIES

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Technical Data | NSN 4820-00-651-0804

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 2.888 INCHES NOMINAL
BODY OUTSIDE DIAMETER 2.397 INCHES MINIMUM AND 2.401 INCHES MAXIMUM
BODY INSIDE DIAMETER 2.306 INCHES MINIMUM AND 2.316 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.436 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
UNDER FLANGE HEIGHT 0.136 INCHES MINIMUM AND 0.144 INCHES MAXIMUM
MATERIAL STEEL OVERALL
HARDNESS RATING 90.0 ROCKWELL C MINIMUM AND 105.0 ROCKWELL C MAXIMUM OVERALL
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 43.500 MINIMUM AND 44.500 MAXIMUM
III FSC APPLICATION DATA ACFT ENG R2800
MANUFACTURERS CODE 00198
DESIGN CONTROL REFERENCE 235315P70R1

Restrictions/Controls & Freight Information | NSN 4820-00-651-0804

Category Code Description
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.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating S 60
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable