PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

69923Piston,internal Combustion Engin

Briggs and Stratton Corp · NSN 2805-00-423-3281 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-423-3281 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-423-3281. Primary manufacturer part number: 69923.
Features
  • Piston,internal Combustion Engin — FSC 2805
  • Distance Between Pin Bosses: 1.312 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY
  • Skirt Bottom Cutaway Feature: NOT INCLUDED
  • Oil Groove: INCLUDED
  • Distance From Pin Hole Center to Extreme Top: 1.689 INCHES NOMINAL IN
  • Pin Type for Which Designed: FLOATING
  • Surface Finish: FINISHED
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-423-3281, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Briggs and Stratton Corp. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-423-3281
Primary Part Number69923
Item NamePiston,internal Combustion Engin
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerBriggs and Stratton Corp
StatusCANCELLED
Distance Between Pin Bosses1.312 INCHES NOMINAL IN
MaterialALUMINUM ALLOY
Skirt Bottom Cutaway FeatureNOT INCLUDED
Oil GrooveINCLUDED
Distance From Pin Hole Center to Extreme Top1.689 INCHES NOMINAL IN
Pin Type for Which DesignedFLOATING
Surface FinishFINISHED
RingNOT INCLUDED
Pin Hole BushingNOT INCLUDED
PinNOT INCLUDED
Oversize0.020 INCHES NOMINAL IN
Carbon GrooveNOT INCLUDED
Pinhole Diameter0.7380 INCHES NOMINAL IN
Skirt TypeSOLID
Ring Groove Width0.1000 INCHES NOMINAL FIRST RING IN
Diameter3.005 INCHES NOMINAL IN
Finished Size DesignationOVERSIZE
Oil Passage TypeHOLE LOCATION NOT OTHERWISE SPECIFIED
Retaining Ring GrooveINCLUDED
Head StyleFLAT
Ring Groove Diameter2.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Ring Groove Width0.1000 INCHES NOMINAL SECOND RING IN
Ring Groove Width0.1800 INCHES NOMINAL THIRD RING IN
Ring Groove Quantity3
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
1680-00-305-0659200413218-01 INTERCHANGEABLE
Holder,bearing,actuation Mechani
Thomas Instrument, Incorporated
1030-00-603-266199949 INTERCHANGEABLE
Buffer and Breech
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-648-61502930-8 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5330-01-035-4923W-1526 INTERCHANGEABLE
Gasket
Trelleborg Sealing Solutions Us, Inc.
4710-01-133-377469923 INTERCHANGEABLE
Tube Assembly,metal
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
69923 PRIMARY Briggs and Stratton Corp (USA)
99949 Fruehauf Corp (USA)
99949 Briggs and Stratton Corp (USA)
Related Parts
1680-00-305-0659INTERCHANGEABLE
HOLDER,BEARING,ACTUATION MECHANI
200413218-01
1030-00-603-2661INTERCHANGEABLE
BUFFER AND BREECH
99949
5950-00-648-6150INTERCHANGEABLE
TRANSFORMER,POWER
2930-8
5330-01-035-4923INTERCHANGEABLE
GASKET
W-1526
4710-01-133-3774INTERCHANGEABLE
TUBE ASSEMBLY,METAL
69923

Frequently Asked Questions

What is NSN 2805-00-423-3281?

NSN 2805-00-423-3281 is a Piston,internal Combustion Engin, manufactured by Briggs and Stratton Corp, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-423-3281?

NSN 2805-00-423-3281 has 3 cross-referenced part numbers: 69923 (Briggs and Stratton Corp), 99949 (Fruehauf Corp), 99949 (Briggs and Stratton Corp).

What NSN replaces 2805-00-423-3281?

There are 5 known substitutes for 2805-00-423-3281: 1680-00-305-0659, 1030-00-603-2661, 5950-00-648-6150 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 69923?

Key specifications for 69923: Distance Between Pin Bosses: 1.312 INCHES NOMINAL IN; Material: ALUMINUM ALLOY; Weight: 9.0 OUNCES OZ; Skirt Bottom Cutaway Feature: NOT INCLUDED. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-423-3281 still in active supply?

NSN 2805-00-423-3281 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.
PartsTable Design LLC · partstable.com