PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RS27Pin,piston

Lauson Division of Tecumseh Products Co · NSN 2805-00-494-3413 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-494-3413 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-494-3413. Primary manufacturer part number: RS27.
Features
  • Pin,piston — FSC 2805
  • Body Style: CHAMFERED ENDS
  • Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1016 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1016 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 1016
  • FSC Application Data: ENGINE GASOLINE
  • Casehardening Indicator: CASEHARDENED
  • End Chamfer Angle in Deg: 20.0
  • Outside Diameter: 0.49980 INCHES MINIMUM AND 0.50000 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1016 construction
General Description

The Pin,piston, cataloged under National Stock Number 2805-00-494-3413, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Lauson Division of Tecumseh Products Co. Government technical data includes 8 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-494-3413
Primary Part NumberRS27
Item NamePin,piston
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerLauson Division of Tecumseh Products Co
StatusCANCELLED
Body StyleCHAMFERED ENDS
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1016 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1016 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 1016
FSC Application DataENGINE GASOLINE
Casehardening IndicatorCASEHARDENED
End Chamfer Angle in Deg20.0
Outside Diameter0.49980 INCHES MINIMUM AND 0.50000 INCHES MAXIMUM IN
Body Length1.5937 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5930-00-112-51217251087 INTERCHANGEABLE
Switch,toggle
General Motors Corp
5950-00-937-9834SM-D-374910 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6520-01-057-654242-798 INTERCHANGEABLE
Forceps,tooth Extracting
Sklar Corporation Dba Sklar Instruments
4820-01-103-0134N09978 INTERCHANGEABLE
Plug,plunger
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-122-3682U205950336 INTERCHANGEABLE
Valve,regulating,temperature
Leslie Controls, Inc. Dba Leslie Controls Inc
6680-01-188-507620541 INTERCHANGEABLE
Adapter,speedometer-Tachometer D
Ametek Inc Dba Ametek Iscd Div Iscd
5940-01-438-293420-541 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
4210-01-588-493820541 INTERCHANGEABLE
Charge,fire Extinguisher
Amerex Corporation Dba Amerex Corp
5340-01-681-5087UH60-PMI2-2054 INTERCHANGEABLE
Cover,access
Kenjer Industries
5315-01-699-892220541 INTERCHANGEABLE
Pin,straight,headless
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
RS27 Lauson Division of Tecumseh Products Co (USA)
20541 Lauson Division of Tecumseh Products Co (USA)
RS27 Carter-Day Industries Inc Hart-Carter Co Div (USA)
Related Parts
5930-00-112-5121INTERCHANGEABLE
SWITCH,TOGGLE
7251087
5950-00-937-9834INTERCHANGEABLE
COIL,RADIO FREQUENCY
SM-D-374910
6520-01-057-6542INTERCHANGEABLE
FORCEPS,TOOTH EXTRACTING
42-798
4820-01-103-0134INTERCHANGEABLE
PLUG,PLUNGER
N09978
4820-01-122-3682INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
U205950336
6680-01-188-5076INTERCHANGEABLE
ADAPTER,SPEEDOMETER-TACHOMETER D
20541
5940-01-438-2934INTERCHANGEABLE
TERMINAL BOARD
20-541
4210-01-588-4938INTERCHANGEABLE
CHARGE,FIRE EXTINGUISHER
20541
5340-01-681-5087INTERCHANGEABLE
COVER,ACCESS
UH60-PMI2-2054
5315-01-699-8922INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
20541

Frequently Asked Questions

What is NSN 2805-00-494-3413?

NSN 2805-00-494-3413 is a Pin,piston, manufactured by Lauson Division of Tecumseh Products Co, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-494-3413?

NSN 2805-00-494-3413 has 3 cross-referenced part numbers: RS27 (Lauson Division of Tecumseh Products Co), 20541 (Lauson Division of Tecumseh Products Co), RS27 (Carter-Day Industries Inc Hart-Carter Co Div).

What NSN replaces 2805-00-494-3413?

There are 10 known substitutes for 2805-00-494-3413: 5930-00-112-5121, 5950-00-937-9834, 6520-01-057-6542 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RS27?

Key specifications for RS27: Body Style: CHAMFERED ENDS; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1016 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1016 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 1016; FSC Application Data: ENGINE GASOLINE. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-494-3413 still in active supply?

NSN 2805-00-494-3413 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