Product Details | VALVE SEAT

4810-00-831-3726 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: 571971, 4810-00-831-3726, 00-831-3726, 4810008313726, 008313726

Valves | Valves, Powered

Supply Group (FSG) NSN Assign. NIIN
48 06 SEP 1967 00-831-3726

Drawings & Photos | NSN 4810-00-831-3726


Cross Reference | NSN 4810-00-831-3726

Part Number Cage Code Manufacturer
571971 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 4810-00-831-3726

Characteristic Specifications
STYLE DESIGNATOR B6 PLAIN
OVERALL HEIGHT 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 0.561 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
BODY INSIDE DIAMETER 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 44.500 NOMINAL AND 45.500 MINIMUM
III FSC APPLICATION DATA ENGINE,AIRCRAFT
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 571971

Restrictions/Controls & Freight Information | NSN 4810-00-831-3726

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: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.
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
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4810-00-831-3726

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material IDFNJET ENGINES(J57)
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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each