PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L223FPiston,internal Combustion Engin

Trw Inc Trw Steering and Suspension Div · NSN 2815-00-457-0007 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-457-0007 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-457-0007. Primary manufacturer part number: L223F.
Features
  • Piston,internal Combustion Engin — FSC 2815
  • Pin Type for Which Designed: FLOATING
  • Retaining Ring Groove: INCLUDED
  • Head Style: RELIEVED
  • Material: ALUMINUM ALLOY
  • Finished Size Designation: STANDARD
  • Surface Finish: FINISHED
  • Ring Groove Diameter: 4.650 INCHES NOMINAL AND 4.678 INCHES NOMINAL AND 4.598 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2815-00-457-0007, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Trw Inc Trw Steering and Suspension Div. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-00-457-0007
Primary Part NumberL223F
Item NamePiston,internal Combustion Engin
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerTrw Inc Trw Steering and Suspension Div
StatusACTIVE
Pin Type for Which DesignedFLOATING
Retaining Ring GrooveINCLUDED
Head StyleRELIEVED
MaterialALUMINUM ALLOY
Finished Size DesignationSTANDARD
Surface FinishFINISHED
Ring Groove Diameter4.650 INCHES NOMINAL AND 4.678 INCHES NOMINAL AND 4.598 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Skirt Bottom Cutaway FeatureNOT INCLUDED
Groove Taper Angle10 DEGREES
Skirt TypeSOLID
Oil GrooveNOT INCLUDED
PinNOT INCLUDED
Ring Groove Width0.1240 INCHES NOMINAL SECOND RING IN
Pinhole Diameter1.9900 INCHES NOMINAL IN
Carbon GrooveINCLUDED
Distance From Pin Hole Center to Extreme Top4.000 INCHES NOMINAL IN
Ring Groove Width0.1180 INCHES NOMINAL FIRST RING IN
RingNOT INCLUDED
Pin Hole BushingNOT INCLUDED
Diameter5.125 INCHES NOMINAL IN
Oil Passage TypeHOLE LOCATION NOT OTHERWISE SPECIFIED
Distance Between Pin Bosses2.460 INCHES NOMINAL IN
Ring Groove Width0.1875 INCHES NOMINAL THIRD RING IN
Ring Groove Quantity3
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4320-00-126-522055-22135-63 INTERCHANGEABLE
Ring,lantern
Euramco Safety Inc
4820-00-287-3585303056601 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-00-288-6642 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-00-288-7410 INTERCHANGEABLE
Valve,regulating,fluid Pressure
5330-00-489-9340199822 INTERCHANGEABLE
Packing,cartridge
Eaton Aerospace, Llc Dba Jackson South
2805-00-869-3493382P INTERCHANGEABLE
Piston,internal Combustion Engin
Federal-Mogul Corp Government Sales Dept
6150-01-083-4019184800 INTERCHANGEABLE
Wiring Harness
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
2090-01-574-4200184800 INTERCHANGEABLE
Overtravel Buffer
Jered Llc
Cross-Reference Index
Part NumberManufacturer
2194PN Bosch Automotive Service Solutions Inc. (USA)
147980 Cummins Inc. (USA)
L223F PRIMARY Trw Inc Trw Steering and Suspension Div (USA)
184800 Cummins Inc. (USA)
972P PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
2194PN Spx Corp (USA)
661L M & S Cartage Inc (USA)
199822 PRIMARY Cummins Inc. (USA)
Related Parts
4320-00-126-5220INTERCHANGEABLE
RING,LANTERN
55-22135-63
4820-00-287-3585INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
303056601
4820-00-288-6642INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-00-288-7410INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
5330-00-489-9340INTERCHANGEABLE
PACKING,CARTRIDGE
199822
2805-00-869-3493INTERCHANGEABLE
PISTON,INTERNAL COMBUSTION ENGIN
382P
6150-01-083-4019INTERCHANGEABLE
WIRING HARNESS
184800
2090-01-574-4200INTERCHANGEABLE
OVERTRAVEL BUFFER
184800

Frequently Asked Questions

What is NSN 2815-00-457-0007?

NSN 2815-00-457-0007 is a Piston,internal Combustion Engin, manufactured by Trw Inc Trw Steering and Suspension Div, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-457-0007?

NSN 2815-00-457-0007 has 8 cross-referenced part numbers: 2194PN (Bosch Automotive Service Solutions Inc.), 147980 (Cummins Inc.), L223F (Trw Inc Trw Steering and Suspension Div), 184800 (Cummins Inc.), 972P (Federal-Mogul Corp Government Sales Dept) and 3 more.

What NSN replaces 2815-00-457-0007?

There are 8 known substitutes for 2815-00-457-0007: 4320-00-126-5220, 4820-00-287-3585, 4820-00-288-6642 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L223F?

Key specifications for L223F: Pin Type for Which Designed: FLOATING; Retaining Ring Groove: INCLUDED; Head Style: RELIEVED; Material: ALUMINUM ALLOY. 26 total characteristics are documented in the Federal Logistics Information System.

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