Product Details | VALVE SEAT

4820-01-542-1155 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: 4384536, 803438453641XX85, 803-4384536-41XX-85, 4820-01-542-1155, 01-542-1155, 4820015421155, 015421155

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 JUL 2006 01-542-1155

Demand History | NSN 4820-01-542-1155

Part Number Request Date QTY Origin
4820-01-542-1155 2023-12-349 28 DIBBS
4820-01-542-1155 2023-12-338 28 DIBBS
4820-01-542-1155 2021-03-90 16 DIBBS
4820-01-542-1155 2013-03-70 24 DIBBS
4820-01-542-1155 2012-03-72 3 DIBBS
4820-01-542-1155 2011-12-364 5 DIBBS
4820-01-542-1155 2011-08-230 1 DIBBS

Cross Reference | NSN 4820-01-542-1155

Part Number Cage Code Manufacturer
4384536 80064 NAVAL SHIP SYSTEMS COMMAND
803-4384536-41XX-85 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-542-1155

Characteristic Specifications
MATERIAL NICKEL ALLOY SEAT
SPECIAL FEATURES NHA: 3/4 INCH STOP AND STOP CHECK VALVE
III END ITEM IDENTIFICATION NEW CONSTRUCTION DDG102,104,106,108,111,112
III PART NAME ASSIGNED BY CONTROLLING AGENCY SEAT RING

Restrictions/Controls & Freight Information | NSN 4820-01-542-1155

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-542-1155

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