PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LA91141Ring,piston

Turbodyne Div of Dresser Industries Inc See Code 0br59 · NSN 2825-00-221-5395 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-221-5395 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-221-5395. Primary manufacturer part number: LA91141.
Features
  • Ring,piston — FSC 2825
  • Radial Wall Thickness: 0.0750 INCHES MINIMUM AND 0.0850 INCHES MAXIMUM IN
  • Ring Style: CONCENTRIC
  • FSC Application Data: TURBINE GENERATOR
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Joint Style: VERTICAL JOINT
  • Standard Bore Diameter: 1.875 INCHES IN
  • Material: COPPER ALLOY OVERALL
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2825-00-221-5395, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Turbodyne Div of Dresser Industries Inc See Code 0br59. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2825-00-221-5395
Primary Part NumberLA91141
Item NameRing,piston
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerTurbodyne Div of Dresser Industries Inc See Code 0br59
StatusACTIVE
Radial Wall Thickness0.0750 INCHES MINIMUM AND 0.0850 INCHES MAXIMUM IN
Ring StyleCONCENTRIC
FSC Application DataTURBINE GENERATOR
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Joint StyleVERTICAL JOINT
Standard Bore Diameter1.875 INCHES IN
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationAMS 7322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5342-00-387-4824 INTERCHANGEABLE
Bracket
5905-00-578-4518BLUL0-272J INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5915-00-999-7582 INTERCHANGEABLE
Filter,low Pass
4920-01-296-154891141 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
7045-01-502-65151VR51430 INTERCHANGEABLE
Pad,mouse
Ellison Systems Inc Div Shoplet.com
Cross-Reference Index
Part NumberManufacturer
LA91141 Turbodyne Div of Dresser Industries Inc See Code 0br59 (USA)
LA91141 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
91141 Turbodyne Div of Dresser Industries Inc See Code 0br59 (USA)
LA91141 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
91141 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
LA91141 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
91141-001 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
91141-001 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
91141 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
Related Parts
5342-00-387-4824INTERCHANGEABLE
BRACKET
5905-00-578-4518INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
BLUL0-272J
5915-00-999-7582INTERCHANGEABLE
FILTER,LOW PASS
4920-01-296-1548INTERCHANGEABLE
TEST PROGRAM SET
91141
7045-01-502-6515INTERCHANGEABLE
PAD,MOUSE
1VR51430

Frequently Asked Questions

What is NSN 2825-00-221-5395?

NSN 2825-00-221-5395 is a Ring,piston, manufactured by Turbodyne Div of Dresser Industries Inc See Code 0br59, classified under FSC 2825 (No Item Name Available). Status: active.

What are the part numbers for NSN 2825-00-221-5395?

NSN 2825-00-221-5395 has 9 cross-referenced part numbers: LA91141 (Turbodyne Div of Dresser Industries Inc See Code 0br59), LA91141 (Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand), 91141 (Turbodyne Div of Dresser Industries Inc See Code 0br59), LA91141 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 91141 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions) and 4 more.

What NSN replaces 2825-00-221-5395?

There are 5 known substitutes for 2825-00-221-5395: 5342-00-387-4824, 5905-00-578-4518, 5915-00-999-7582 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LA91141?

Key specifications for LA91141: Radial Wall Thickness: 0.0750 INCHES MINIMUM AND 0.0850 INCHES MAXIMUM IN; Overall Width: 0.1230 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; Ring Style: CONCENTRIC; FSC Application Data: TURBINE GENERATOR. 9 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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