PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

112-0179Piston,internal Combustion Engin

Cummins Power Generation Inc. · NSN 2805-00-647-0713 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-647-0713 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-647-0713. Primary manufacturer part number: 112-0179.
Features
  • Piston,internal Combustion Engin — FSC 2805
  • Finished Size Designation: STANDARD
  • Ring Groove Diameter: 2.886 INCHES NOMINAL SECOND RING IN
  • Diameter: 3.250 INCHES NOMINAL IN
  • Skirt Slot Style: HANGMAN SLOT
  • Ring Groove Diameter: 2.886 INCHES NOMINAL FIRST RING IN
  • Ring: NOT INCLUDED
  • Ring Groove Width: 0.0970 INCHES NOMINAL AND 0.0965 INCHES NOMINAL AND 0.1895 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Applications
  • Applications requiring Aluminum construction
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-647-0713, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-647-0713
Primary Part Number112-0179
Item NamePiston,internal Combustion Engin
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusCANCELLED
Finished Size DesignationSTANDARD
Ring Groove Diameter2.886 INCHES NOMINAL SECOND RING IN
Diameter3.250 INCHES NOMINAL IN
Skirt Slot StyleHANGMAN SLOT
Ring Groove Diameter2.886 INCHES NOMINAL FIRST RING IN
RingNOT INCLUDED
Ring Groove Width0.0970 INCHES NOMINAL AND 0.0965 INCHES NOMINAL AND 0.1895 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Surface FinishFINISHED
Pin Hole BushingNOT INCLUDED
MaterialALUMINUM
Oil GrooveNOT INCLUDED
Cut Depth0.844 INCHES NOMINAL IN
Skirt Bottom Cutaway FeatureINCLUDED
Ring Groove Diameter2.876 INCHES NOMINAL THIRD RING IN
PinINCLUDED
Head StyleFLAT
Retaining Ring GrooveINCLUDED
Skirt TypeSEMISPLIT
Carbon GrooveNOT INCLUDED
Pin Type for Which DesignedLOCKING
Oil Passage TypeHOLE LOCATION NOT OTHERWISE SPECIFIED
Distance From Pin Hole Center to Extreme Top1.370 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
Distance Between Pin Bosses1.312 INCHES NOMINAL IN
FSC Application DataENGINE,GASOLINE,ONAN MODEL CCKM-4SV427E,DAVEY COMPRESSOR,TYPE MC-2A A
Pinhole Diameter0.7500 INCHES MINIMUM AND 0.7502 INCHES MAXIMUM IN
Ring Groove Quantity3
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-112-3277112870 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Fluke Corp
4820-00-467-289911271 INTERCHANGEABLE
Guide,valve Stem
Rps-Fl, Inc. Dba Rps Inc
3030-00-528-4259 INTERCHANGEABLE
Belt,v
5999-00-568-2845536481-1 INTERCHANGEABLE
Delay Line
Raytheon Company Dba Raytheon
5950-00-772-8438667-0018-00 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
7040-01-016-5465 INTERCHANGEABLE
Plate Cover
4810-01-057-527011271 INTERCHANGEABLE
CAGE Assembly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4820-01-146-79361064 PIECE 2 INTERCHANGEABLE
Seat,valve
Down East, Inc.
5930-01-193-566611-271 INTERCHANGEABLE
Switch,push
Eao Switch Corporation
4730-01-312-61141127-1 INTERCHANGEABLE
Thread Piece,union
R & D Machine Rafael Anaya Div Defense Logistics Agency
Cross-Reference Index
Part NumberManufacturer
112-0135 Cummins Power Generation Inc. (USA)
112C70 Cummins Power Generation Inc. (USA)
112-0179 PRIMARY Cummins Power Generation Inc. (USA)
112A71 Cummins Power Generation Inc. (USA)
112-0136 Cummins Power Generation Inc. (USA)
11-2870 Thermo King Corporation Dba Phoenix Global Distirbution. (USA)
112-71STD Cummins Power Generation Inc. (USA)
112A71STD Cummins Power Generation Inc. (USA)
112-0170 Cummins Power Generation Inc. (USA)
112-71 Cummins Power Generation Inc. (USA)
112-0073 Cummins Power Generation Inc. (USA)
A8916 Stewart Avionics Inc (USA)
Related Parts
5905-00-112-3277INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
112870
4820-00-467-2899INTERCHANGEABLE
GUIDE,VALVE STEM
11271
3030-00-528-4259INTERCHANGEABLE
BELT,V
5999-00-568-2845INTERCHANGEABLE
DELAY LINE
536481-1
5950-00-772-8438INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
667-0018-00
7040-01-016-5465INTERCHANGEABLE
PLATE COVER
4810-01-057-5270INTERCHANGEABLE
CAGE ASSEMBLY
11271
4820-01-146-7936INTERCHANGEABLE
SEAT,VALVE
1064 PIECE 2
5930-01-193-5666INTERCHANGEABLE
SWITCH,PUSH
11-271
4730-01-312-6114INTERCHANGEABLE
THREAD PIECE,UNION
1127-1
5315-01-418-5865INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5120-01-673-5377INTERCHANGEABLE
CARRIER,STORAGE BATTERY,HAND
1127-1

Frequently Asked Questions

What is NSN 2805-00-647-0713?

NSN 2805-00-647-0713 is a Piston,internal Combustion Engin, manufactured by Cummins Power Generation Inc., classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-647-0713?

NSN 2805-00-647-0713 has 12 cross-referenced part numbers: 112-0135 (Cummins Power Generation Inc.), 112C70 (Cummins Power Generation Inc.), 112-0179 (Cummins Power Generation Inc.), 112A71 (Cummins Power Generation Inc.), 112-0136 (Cummins Power Generation Inc.) and 7 more.

What NSN replaces 2805-00-647-0713?

There are 12 known substitutes for 2805-00-647-0713: 5905-00-112-3277, 4820-00-467-2899, 3030-00-528-4259 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 112-0179?

Key specifications for 112-0179: Finished Size Designation: STANDARD; Ring Groove Diameter: 2.886 INCHES NOMINAL SECOND RING IN; Diameter: 3.250 INCHES NOMINAL IN; Skirt Slot Style: HANGMAN SLOT. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-647-0713 still in active supply?

NSN 2805-00-647-0713 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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