Product Details | PISTON RING

2825-00-516-7298 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.20628050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components28250029Steam Turbines and Components30400042Miscellaneous Power Transmission Equipment43100028Compressors and Vacuum Pumps

Part Alternates: AV7S6131PC2, AV7S61-31PC2, CA68S610023PC2, CA68S6100-23PC2, CL55S6118PC2, CL55S61-18PC2, WW5599110SH2PC2, 11556A, 25311111, 25311-111, 2825-00-516-7298, 00-516-7298, 2825005167298, 005167298

Engines, Turbines, and Components | Steam Turbines and Components

Supply Group (FSG) NSN Assign. NIIN
28 15 MAR 1967 00-516-7298

Drawings & Photos | NSN 2825-00-516-7298


Cross Reference | NSN 2825-00-516-7298

Part Number Cage Code Manufacturer
11556A 04537 ATWOOD & MORRILL CO. INC. DBA WEIR VALVES AND CONTROLS USA
25311-111 04537 ATWOOD & MORRILL CO. INC. DBA WEIR VALVES AND CONTROLS USA
AV7S61-31PC2 80064 NAVAL SHIP SYSTEMS COMMAND
CA68S6100-23PC2 80064 NAVAL SHIP SYSTEMS COMMAND
CL55S61-18PC2 80064 NAVAL SHIP SYSTEMS COMMAND
WW5599110SH2PC2 24446 GENERAL ELECTRIC CO
WW5599110SH2PC2 99207 GENERAL ELECTRIC COMPANY DBA GE

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Technical Data | NSN 2825-00-516-7298

Characteristic Specifications
MATERIAL IRON OVERALL
CROSS-SECTIONAL SHAPE STYLE A1 PLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLE 1 VERTICAL JOINT
RING STYLE 1 CONCENTRIC
RADIAL WALL THICKNESS 0.2500 INCHES NOMINAL
OVERALL WIDTH 0.2480 INCHES MINIMUM
STANDARD BORE DIAMETER 3.250 INCHES
III FSC APPLICATION DATA VALVE,STEAM TURBINE
MANUFACTURERS CODE 04537
DESIGN CONTROL REFERENCE 25311-111

Restrictions/Controls & Freight Information | NSN 2825-00-516-7298

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:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 126700 PISTON RINGS,IRON
Less than car load rating P 77.5
Less than truck load rating M 85.0
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 2825-00-516-7298

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each