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4820-00-818-9684
Piston Ring
4820008189684 008189684 4887FPC11
A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL. View more Piston Ring
November 2023
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Restrictions 4820-00-818-9684
4820-00-818-9684 is a Piston Ring that does not have a nuclear hardened feature, but does have another critical feature or features such as tolerance, fit restriction or application. This item is a US Munitions List or Commerce Control List Item where the Item Manager, Equipment Specialist or Product Specialist must provide special demilitarization instructions. This item is not suspected to be hazardous. This item does not contain a precious metal.
Approved Sources 4820-00-818-9684
- Part Number
- Manufacturer
- Status
- 4887FPC11
- Manufacturer
- 04537 - Atwood & Morrill Co., Inc. (Active)
- Incomplete Reference
- Incomplete Reference
Management Data 4820-00-818-9684
- Effective Date
- Organization
- Unit of Issue
- Unit Price
- Qty Unit Pack
- Unit of Issue
- Mar 2000
- 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
- Department of the Navy (DN)
- N
- N
- Disposal
- N
Navy
- Cognizance:
- 1H
- Consumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
- Special Material ID:
- X3
- Nuclear Reactor Plant (NRP) material under the technical cognizance of the NAVSEA 08 special designed, manufactured and/or treated for use in a NRP or controls thereof. This category includes all other NRP items which are not coded X2 or X4.
- Issue, Repair, Requisition Restriction Code:
- BL
- Submit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipment