PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L950FPiston,internal Combustion Engin

Trw Inc Trw Steering and Suspension Div · NSN 2805-00-358-3203 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-358-3203 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-358-3203. Primary manufacturer part number: L950F.
Features
  • Piston,internal Combustion Engin — FSC 2805
  • Surface Finish: FINISHED
  • Ring Groove Quantity: 4
  • Pin Type for Which Designed: FLOATING
  • Retaining Ring Groove: INCLUDED
  • Ring: INCLUDED
  • Pin Hole Bushing: INCLUDED
  • Pin: INCLUDED
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-358-3203, is classified within Federal Supply Class 2805 (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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-358-3203
Primary Part NumberL950F
Item NamePiston,internal Combustion Engin
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerTrw Inc Trw Steering and Suspension Div
StatusACTIVE
Surface FinishFINISHED
Ring Groove Quantity4
Pin Type for Which DesignedFLOATING
Retaining Ring GrooveINCLUDED
RingINCLUDED
Pin Hole BushingINCLUDED
PinINCLUDED
MaterialALUMINUM ALLOY
Diameter3.300 INCHES NOMINAL IN
Finished Size DesignationSTANDARD
Pinhole Diameter0.8506 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4320-00-126-5971255002D INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-00-148-777700149P-00 INTERCHANGEABLE
Link Assembly,valve Rod
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
149P Nylen Products Inc (USA)
926P Echlin Inc (USA)
L950F PRIMARY Trw Inc Trw Steering and Suspension Div (USA)
1674PX Spx Corp (USA)
A1028P Gould Inc Industrial Marketing Div (USA)
0HA6108A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
1674PX Bosch Automotive Service Solutions Inc. (USA)
926P Dana Corp Engine Products Div (USA)
TC51N PRIMARY Triplex Manufacturing Co Dba Globe Specialty Co Div (USA)
P453NX Mcquay-Norris Inc Oem Div an Skf Industries Co
149P Ertel Mfg Corp (USA)
7NP PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
4320-00-126-5971INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
255002D
4320-00-148-7777INTERCHANGEABLE
LINK ASSEMBLY,VALVE ROD
00149P-00

Frequently Asked Questions

What is NSN 2805-00-358-3203?

NSN 2805-00-358-3203 is a Piston,internal Combustion Engin, manufactured by Trw Inc Trw Steering and Suspension Div, classified under FSC 2805 (No Item Name Available). Status: active.

What are the part numbers for NSN 2805-00-358-3203?

NSN 2805-00-358-3203 has 12 cross-referenced part numbers: 149P (Nylen Products Inc), 926P (Echlin Inc), L950F (Trw Inc Trw Steering and Suspension Div), 1674PX (Spx Corp), A1028P (Gould Inc Industrial Marketing Div) and 7 more.

What NSN replaces 2805-00-358-3203?

There are 2 known substitutes for 2805-00-358-3203: 4320-00-126-5971, 4320-00-148-7777. Verify interchangeability with system specifications before substitution.

What are the specifications of L950F?

Key specifications for L950F: Surface Finish: FINISHED; Ring Groove Quantity: 4; Pin Type for Which Designed: FLOATING; Retaining Ring Groove: INCLUDED. 13 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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