Product Details | VALVE SEAT

4820-00-036-0979 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: 10953, 4820-00-036-0979, 00-036-0979, 4820000360979, 000360979

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-036-0979

Drawings & Photos | NSN 4820-00-036-0979


Demand History | NSN 4820-00-036-0979

Part Number Request Date QTY Origin
10953 2016-01-29 2 us

Cross Reference | NSN 4820-00-036-0979

Part Number Cage Code Manufacturer
10953 73475 ROBERTSHAW CONTROLS COMPANY DBA ROBERTSHAW INDUSTRIAL PRODUCTS

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Technical Data | NSN 4820-00-036-0979

Characteristic Specifications
STYLE DESIGNATOR B1 THREADED FLANGED
FLANGE DIAMETER 1.438 INCHES NOMINAL
BODY INSIDE DIAMETER 0.750 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.188 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.250 INCHES NOMINAL
MATERIAL COPPER OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
THREAD SERIES DESIGNATOR UN SINGLE THREADED PORTION
NOMINAL THREAD SIZE 1.250 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 16 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.188 INCHES NOMINAL SINGLE THREADED PORTION

Restrictions/Controls & Freight Information | NSN 4820-00-036-0979

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.
Category Code Description
No Freight Information

Management | NSN 4820-00-036-0979

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
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