PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43140ARing,piston

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 2805-00-278-1913 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-278-1913 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-278-1913. Primary manufacturer part number: 43140A.
Features
  • Ring,piston — FSC 2805
  • Cross-Sectional Shape Style: TWO FILLED GROOVES, STRAIGHT FACE SCRAPER
  • Standard Bore Diameter: 3.750 INCHES IN
  • Ring Style: CONCENTRIC
  • Radial Wall Thickness: 0.1530 INCHES MINIMUM AND 0.1630 INCHES MAXIMUM IN
  • Joint Style: VERTICAL JOINT
  • Material: IRON OVERALL
  • 3 verified cross-references
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2805-00-278-1913, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-278-1913
Primary Part Number43140A
Item NameRing,piston
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Cross-Sectional Shape StyleTWO FILLED GROOVES, STRAIGHT FACE SCRAPER
Standard Bore Diameter3.750 INCHES IN
Ring StyleCONCENTRIC
Radial Wall Thickness0.1530 INCHES MINIMUM AND 0.1630 INCHES MAXIMUM IN
Joint StyleVERTICAL JOINT
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5975-00-022-1307435-0002-110 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems
4820-00-042-3772320-3-1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5930-00-044-480165302-12559-103 INTERCHANGEABLE
Switch,pressure
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5935-00-201-5995 INTERCHANGEABLE
Connector,receptacle,electrical
3110-00-435-891732031 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
5999-01-252-004332031 INTERCHANGEABLE
Clip,electrical
Afp Imaging Corp
5365-01-312-0230 INTERCHANGEABLE
Spacer,ring
6515-01-603-79801668H INTERCHANGEABLE
Suture,nonabsorbable,surgical
Ethicon Us Llc Div Ethicon
Cross-Reference Index
Part NumberManufacturer
32031 Dana Corp Engine Products Div (USA)
43140A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
43140A Hercules Engine Co Inc (USA)
Related Parts
5975-00-022-1307INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
435-0002-110
4820-00-042-3772INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
320-3-1
5930-00-044-4801INTERCHANGEABLE
SWITCH,PRESSURE
65302-12559-103
5935-00-201-5995INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
3110-00-435-8917INTERCHANGEABLE
BEARING,BALL,ANNULAR
32031
5999-01-252-0043INTERCHANGEABLE
CLIP,ELECTRICAL
32031
5365-01-312-0230INTERCHANGEABLE
SPACER,RING
6515-01-603-7980INTERCHANGEABLE
SUTURE,NONABSORBABLE,SURGICAL
1668H

Frequently Asked Questions

What is NSN 2805-00-278-1913?

NSN 2805-00-278-1913 is a Ring,piston, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-278-1913?

NSN 2805-00-278-1913 has 3 cross-referenced part numbers: 32031 (Dana Corp Engine Products Div), 43140A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 43140A (Hercules Engine Co Inc).

What NSN replaces 2805-00-278-1913?

There are 8 known substitutes for 2805-00-278-1913: 5975-00-022-1307, 4820-00-042-3772, 5930-00-044-4801 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43140A?

Key specifications for 43140A: Cross-Sectional Shape Style: TWO FILLED GROOVES, STRAIGHT FACE SCRAPER; Overall Width: 0.1235 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; Standard Bore Diameter: 3.750 INCHES IN; Ring Style: CONCENTRIC. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-278-1913 still in active supply?

NSN 2805-00-278-1913 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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