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4820-01-646-3669
Valve Seat
4820016463669 016463669
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. View more Valve Seat
November 2023
1

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Restrictions 4820-01-646-3669
4820-01-646-3669 is a Valve Seat that does not have a nuclear hardened feature, but does have another critical feature or features such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.
Management Data 4820-01-646-3669
- Effective Date
- Organization
- Unit of Issue
- Unit Price
- Qty Unit Pack
- Unit of Issue
- Jul 2015
- Department of the Navy (DN)
- EA
- Subscribe
- 1
- EA
- MOE
- USC
- Code
- Statement
- Order of Use
- Jump To Code
- Qty Per Assy
- UOM
- Technical Document
- Quantative Expression
- Code
- Department of the Navy (DN)
- I
- V
- Discontinued Without Replacement
- V
Navy
- Cognizance:
- 1H
- Consumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
- Special Material ID:
- Q3
- Item that supports a Level 1 or SUBSAFE critical system that has undergone quality assurance during the acquisition process
- Issue, Repair, Requisition Restriction Code:
- BL
- Submit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipment
- Special Material Content:
- 9
- Non-Hazardous or Non-Sensitive Item
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Freight Information 4820-01-646-3669
4820-01-646-3669 has freight characteristics.. 4820-01-646-3669 has a variance between NMFC and UFC when transported by rail and the description should be consulted.