Product Details | VALVE SEAT

4820-01-146-9861 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: 39858, 39858G, 4820-01-146-9861, 01-146-9861, 4820011469861, 011469861

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 09 FEB 1983 01-146-9861

Drawings & Photos | NSN 4820-01-146-9861


Demand History | NSN 4820-01-146-9861

Part Number Request Date QTY Origin
39858G 2020-10-288 40 DIBBS
39858G 2020-09-247 10 DIBBS
39858G 2020-06-163 26 DIBBS
39858G 2019-08-241 24 DIBBS
39858G 2019-01-10 24 DIBBS
4820-01-146-9861 2018-09-263 22 DIBBS
4820-01-146-9861 2018-05-126 14 DIBBS
4820-01-146-9861 2015-10-274 24 DIBBS
4820-01-146-9861 2015-09-263 24 DIBBS
4820-01-146-9861 2015-06-173 14 DIBBS
4820-01-146-9861 2015-06-161 14 DIBBS
4820-01-146-9861 2015-01-01 12 DIBBS

Cross Reference | NSN 4820-01-146-9861

Part Number Cage Code Manufacturer
39858 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO
39858G 86184 GRISWOLD INDUSTRIES, CO. DBA CLA-VAL CO

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Technical Data | NSN 4820-01-146-9861

Characteristic Specifications
STYLE DESIGNATOR B1 THREADED FLANGED
FLANGE DIAMETER 2.000 INCHES NOMINAL
BODY INSIDE DIAMETER 1.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.200 INCHES NOMINAL
UNDER FLANGE HEIGHT 1.175 INCHES NOMINAL
MATERIAL STEEL CORROSION RESISTING OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
THREAD SERIES DESIGNATOR UN SINGLE THREADED PORTION
NOMINAL THREAD SIZE 1.750 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 16 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.425 INCHES NOMINAL SINGLE THREADED PORTION

Restrictions/Controls & Freight Information | NSN 4820-01-146-9861

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-146-9861

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each