Product Details | VALVE SEAT

4820-00-956-8464 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: NC008763, HBVS206000304, HBV-S2-06-0003-04, 002181200010, 002-18-12-0001-0, 002181200010001, 002-18-12-0001-0001, 008763, 2181201, 218-12-01, 29800217PC10, 298-00-217PC10, 40218240049, 402-18-24-0049-, 40218300049, 402-18-30-0049-, 4820-00-956-8464, 00-956-8464, 4820009568464, 009568464

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1962 00-956-8464

Drawings & Photos | NSN 4820-00-956-8464


Demand History | NSN 4820-00-956-8464

Part Number Request Date QTY Origin
4820-00-956-8464 2016-11-308 60 DIBBS
4820-00-956-8464 2009-11-334 58 DIBBS

Cross Reference | NSN 4820-00-956-8464

Part Number Cage Code Manufacturer
002-18-12-0001-0 16626 CIRCOR INTL INC
002-18-12-0001-0001 16626 CIRCOR INTL INC
002181200010001 35795 LESLIE CONTROLS, INC.
008763 35795 LESLIE CONTROLS, INC.
218-12-01 16626 CIRCOR INTL INC
298-00-217PC10 16626 CIRCOR INTL INC
402-18-24-0049- 35795 LESLIE CONTROLS, INC.
402-18-30-0049- 35795 LESLIE CONTROLS, INC.
HBV-S2-06-0003-04 0AZ22 B.N.L. INDUSTRIES, INC.
NC008763 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-00-956-8464

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 2.052 INCHES MINIMUM AND 2.057 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 1.802 INCHES MINIMUM AND 1.807 INCHES MAXIMUM
BODY INSIDE DIAMETER 1.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.160 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
MATERIAL PLASTIC,TETRAFLUROETHYLENE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 55.000 NOMINAL

Restrictions/Controls & Freight Information | NSN 4820-00-956-8464

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.
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 XX
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 4820-00-956-8464

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 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
Purchasing QTY
UOM
1
EA : Each