Product Details | VALVE SEAT

4820-00-118-2829 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: 17181, 4820-00-118-2829, 00-118-2829, 4820001182829, 001182829

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-118-2829

Drawings & Photos | NSN 4820-00-118-2829


Cross Reference | NSN 4820-00-118-2829

Part Number Cage Code Manufacturer
17181 00198 PRATT & WHITNEY CANADA CIE DIVPRATT & WHITNEY CANADA CORP.
17181 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4820-00-118-2829

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 2.632 INCHES MINIMUM AND 2.633 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 2.273 INCHES MINIMUM AND 2.277 INCHES MAXIMUM
BODY INSIDE DIAMETER 2.182 INCHES MINIMUM AND 2.192 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.436 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
UNDER FLANGE HEIGHT 0.136 INCHES MINIMUM AND 0.144 INCHES MAXIMUM
MATERIAL STEEL BODY
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5700 ASSN STD SINGLE MATERIAL RESPONSE BODY
HARDNESS RATING 90.0 ROCKWELL B MINIMUM AND 105.0 ROCKWELL B MAXIMUM BODY
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 90.000 NOMINAL
III END ITEM IDENTIFICATION ACFT ENG R1830
MANUFACTURERS CODE 00198
DESIGN CONTROL REFERENCE 17181

Restrictions/Controls & Freight Information | NSN 4820-00-118-2829

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: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.
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