Product Details | VALVE SEAT

4820-01-507-7391 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: 1385714, 803-1385714 PC NO 6, 803-1385714-8-06, 803-1385714-8-22, 8031385714PCNO6, 4820-01-507-7391, 01-507-7391, 4820015077391, 8031385714822, 8031385714806, 015077391

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 MAY 2003 01-507-7391

Drawings & Photos | NSN 4820-01-507-7391


Demand History | NSN 4820-01-507-7391

Part Number Request Date QTY Origin
4820-01-507-7391 2024-08-26 86 DIBBS
4820-01-507-7391 2024-08-15 86 DIBBS
4820-01-507-7391 2024-04-18 44 DIBBS
4820-01-507-7391 2023-12-07 70 DIBBS
4820-01-507-7391 2023-08-03 20 DIBBS
4820-01-507-7391 2023-04-18 37 DIBBS
4820-01-507-7391 2022-12-15 60 DIBBS
4820-01-507-7391 2022-08-11 16 DIBBS
4820-01-507-7391 2022-06-05 102 DIBBS
4820-01-507-7391 2021-05-26 55 DIBBS
4820-01-507-7391 2020-10-21 150 DIBBS
4820-01-507-7391 2020-10-13 5 DIBBS
4820-01-507-7391 2020-09-29 5 DIBBS
4820-01-507-7391 2020-09-10 5 DIBBS
4820-01-507-7391 2020-08-30 5 DIBBS
4820-01-507-7391 2020-08-18 30 DIBBS
4820-01-507-7391 2020-07-30 30 DIBBS
4820-01-507-7391 2019-09-19 108 DIBBS
4820-01-507-7391 2018-05-15 78 DIBBS
4820-01-507-7391 2017-07-20 64 DIBBS
4820-01-507-7391 2016-04-21 89 DIBBS
4820-01-507-7391 2016-04-10 89 DIBBS
4820-01-507-7391 2015-12-22 75 DIBBS
4820-01-507-7391 2015-12-08 75 DIBBS
4820-01-507-7391 2015-10-23 56 DIBBS
4820-01-507-7391 2015-10-12 56 DIBBS
4820-01-507-7391 2015-01-29 38 DIBBS
4820-01-507-7391 2013-02-07 24 DIBBS
4820-01-507-7391 2012-11-08 1 DIBBS
4820-01-507-7391 2012-11-05 5 DIBBS

Cross Reference | NSN 4820-01-507-7391

Part Number Cage Code Manufacturer
1385714 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385714 PC NO 6 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385714-8-06 53711 NAVAL SEA SYSTEMS COMMAND
803-1385714-8-06 80064 NAVAL SHIP SYSTEMS COMMAND
803-1385714-8-22 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-507-7391

Characteristic Specifications
STYLE DESIGNATOR B5 PLAIN THREADED
OVERALL HEIGHT 0.500 INCHES NOMINAL
BODY INSIDE DIAMETER 2.080 INCHES MINIMUM AND 2.084 INCHES MAXIMUM
MATERIAL NICKEL ALLOY OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
THREAD SERIES DESIGNATOR UN SINGLE THREADED PORTION
NOMINAL THREAD SIZE 2.625 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 16 SINGLE THREADED PORTION
THREAD CLASS 3A SINGLE THREADED PORTION
THREAD LENGTH 0.250 INCHES NOMINAL SINGLE THREADED PORTION
SPECIAL FEATURES OCTAGON OR LUG SOCKET ACCEPTABLE FOR REMOVABLE SEAT RING
III PART NAME ASSIGNED BY CONTROLLING AGENCY RING, SEAT

Restrictions/Controls & Freight Information | NSN 4820-01-507-7391

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 4820-01-507-7391

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