Product Details | PISTON RING

2805-00-374-8284 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: W300148, W300148A, 10814, 2805-00-374-8284, 00-374-8284, 2805003748284, 003748284

Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1963 00-374-8284

Drawings & Photos | NSN 2805-00-374-8284


Cross Reference | NSN 2805-00-374-8284

Part Number Cage Code Manufacturer
10814 77220 DANA CORP ENGINE PRODUCTS DIV
W300148 70143 NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN ELECTRONIC
W300148A 70143 NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN ELECTRONIC

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Technical Data | NSN 2805-00-374-8284

Characteristic Specifications
MATERIAL IRON OVERALL
CROSS-SECTIONAL SHAPE STYLE A7 INSIDE COUNTERBORE, STRAIGHT FACE
JOINT STYLE 1 VERTICAL JOINT
RING STYLE 1 CONCENTRIC
RADIAL WALL THICKNESS 0.1100 INCHES MINIMUM AND 0.1200 INCHES MAXIMUM
OVERALL WIDTH 0.0620 INCHES NOMINAL
STANDARD BORE DIAMETER 2.500 INCHES
MANUFACTURERS CODE 70143
DESIGN CONTROL REFERENCE W300148A

Restrictions/Controls & Freight Information | NSN 2805-00-374-8284

Category Code Description
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.
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.
Category Code Description
No Freight Information