Product Details | VALVE SEAT

4820-01-458-3799 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: 8457069815, 845-7069815, 845706981521, 845-7069815-21-, 84576981521018, 845-769815-21-018, 4820-01-458-3799, 01-458-3799, 4820014583799, 014583799

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 AUG 1998 01-458-3799

Drawings & Photos | NSN 4820-01-458-3799


Demand History | NSN 4820-01-458-3799

Part Number Request Date QTY Origin
4820-01-458-3799 2022-07-209 17 DIBBS
4820-01-458-3799 2022-03-79 5 DIBBS
4820-01-458-3799 2021-02-48 5 DIBBS
4820-01-458-3799 2018-04-95 5 DIBBS
4820-01-458-3799 2016-10-299 4 DIBBS
4820-01-458-3799 2014-10-275 3 DIBBS
4820-01-458-3799 2013-06-164 3 DIBBS
4820-01-458-3799 2010-06-158 3 DIBBS
4820-01-458-3799 2009-05-125 2 DIBBS
4820-01-458-3799 2009-02-40 2 DIBBS

Cross Reference | NSN 4820-01-458-3799

Part Number Cage Code Manufacturer
845-7069815 53711 NAVAL SEA SYSTEMS COMMAND
845-7069815-21- 53711 NAVAL SEA SYSTEMS COMMAND
845-769815-21-018 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-458-3799

Characteristic Specifications
STYLE DESIGNATOR A1 FAUCET
FLANGE DIAMETER 0.930 INCHES NOMINAL
BODY INSIDE DIAMETER 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.188 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.328 INCHES NOMINAL
MATERIAL TITANIUM ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-T-9047 6AL-4V MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ANODIZE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
NOMINAL THREAD SIZE 0.750 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 15 SINGLE THREADED PORTION
THREAD CLASS 3A SINGLE THREADED PORTION
THREAD LENGTH 0.078 INCHES MINIMUM AND 0.095 INCHES MAXIMUM SINGLE THREADED PORTION
SPECIAL FEATURES GLOBE STOP CHECK AND WELD SOCKET;SEAT RING
III END ITEM IDENTIFICATION GLOBE VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-458-3799

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.
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 594 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 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 4820-01-458-3799

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