PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DR12Ring Set,piston

Wisconsin Motors, Llc · NSN 2805-00-360-8339 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-360-8339 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-360-8339. Primary manufacturer part number: DR12.
Features
  • Ring Set,piston — FSC 2805
  • Piston Accommodation Quantity: 4
  • Standard Bore Diameter: 3.000 INCHES IN
  • Ring Set Component Parts: COMPRESSION RING,DC163,66289,3,OIL RING,DC109,66289,4,@SCRAPER RING,DC163-1,66289,4
  • 4 verified cross-references
  • Primary manufacturer: Wisconsin Motors, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring Set,piston, cataloged under National Stock Number 2805-00-360-8339, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Wisconsin Motors, Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-360-8339
Primary Part NumberDR12
Item NameRing Set,piston
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerWisconsin Motors, Llc
StatusACTIVE
Piston Accommodation Quantity4
Standard Bore Diameter3.000 INCHES IN
Ring Set Component PartsCOMPRESSION RING,DC163,66289,3,OIL RING,DC109,66289,4,@SCRAPER RING,DC163-1,66289,4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-099-6757968 INTERCHANGEABLE
Gasket
Fluid Power, Inc.
5998-00-168-5174247AS48-216-001 INTERCHANGEABLE
Circuit Card Assembly
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4820-00-278-655520721 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Mitsubishi Caterpillar Forklift America, Inc
5330-00-310-8840131064 INTERCHANGEABLE
Gasket
Curtiss-Wright Controls, Inc. Div Actuation Division
4730-00-333-56930968-0003AND0968-0005 INTERCHANGEABLE
Reducer,pipe
Victor Equipment Co
4910-00-455-3117 INTERCHANGEABLE
Chuck Rod,movable
2920-00-566-8151 INTERCHANGEABLE
Contact Set,distributor
5950-00-647-55908840 INTERCHANGEABLE
Transformer,power
Astec America Inc.
2520-00-871-6817114-5177 INTERCHANGEABLE
Spider,universal Joint,vehicular
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
6210-00-949-5590 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
968 Spx Corp (USA)
DR12 PRIMARY Wisconsin Motors, Llc (USA)
8840 Dana Corp Engine Products Div (USA)
968 Bosch Automotive Service Solutions Inc. (USA)
Related Parts
5330-00-099-6757INTERCHANGEABLE
GASKET
968
5998-00-168-5174INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
247AS48-216-001
4820-00-278-6555INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
20721
5330-00-310-8840INTERCHANGEABLE
GASKET
131064
4730-00-333-5693INTERCHANGEABLE
REDUCER,PIPE
0968-0003AND0968-0005
4910-00-455-3117INTERCHANGEABLE
CHUCK ROD,MOVABLE
2920-00-566-8151INTERCHANGEABLE
CONTACT SET,DISTRIBUTOR
5950-00-647-5590INTERCHANGEABLE
TRANSFORMER,POWER
8840
2520-00-871-6817INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
114-5177
6210-00-949-5590INTERCHANGEABLE
LENS,LIGHT
5998-01-063-2779INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
968
5305-01-118-2015INTERCHANGEABLE
SCREW,MACHINE
8840

Frequently Asked Questions

What is NSN 2805-00-360-8339?

NSN 2805-00-360-8339 is a Ring Set,piston, manufactured by Wisconsin Motors, Llc, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-360-8339?

NSN 2805-00-360-8339 has 4 cross-referenced part numbers: 968 (Spx Corp), DR12 (Wisconsin Motors, Llc), 8840 (Dana Corp Engine Products Div), 968 (Bosch Automotive Service Solutions Inc.).

What NSN replaces 2805-00-360-8339?

There are 12 known substitutes for 2805-00-360-8339: 5330-00-099-6757, 5998-00-168-5174, 4820-00-278-6555 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DR12?

Key specifications for DR12: Piston Accommodation Quantity: 4; Standard Bore Diameter: 3.000 INCHES IN; Ring Set Component Parts: COMPRESSION RING,DC163,66289,3,OIL RING,DC109,66289,4,@SCRAPER RING,DC163-1,66289,4. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com