PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R66944Coupling,shaft,flexible

Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions · NSN 3010-01-187-2529 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-187-2529 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-187-2529. Primary manufacturer part number: R66944.
Features
  • Coupling,shaft,flexible — FSC 3010
  • 5 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-187-2529, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3010-01-187-2529
Primary Part NumberR66944
Item NameCoupling,shaft,flexible
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4510-00-313-8285 INTERCHANGEABLE
Faucet,single
6130-00-548-0846RS100-100MA INTERCHANGEABLE
Rectifier,metallic
Dean Technology Inc. Dba Cke
5905-00-925-14332422911-1 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
R66944 Siemens Energy, Inc. Dba Dresser-Rand (USA)
R66944 Magnaloy Coupling Co Div of Douville-Johnston Corp (USA)
M0DEL 100 Magnaloy Coupling Co Div of Douville-Johnston Corp (USA)
R66944 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
R66944 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
Related Parts
4510-00-313-8285INTERCHANGEABLE
FAUCET,SINGLE
6130-00-548-0846INTERCHANGEABLE
RECTIFIER,METALLIC
RS100-100MA
5905-00-925-1433INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2422911-1

Frequently Asked Questions

What is NSN 3010-01-187-2529?

NSN 3010-01-187-2529 is a Coupling,shaft,flexible, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-187-2529?

NSN 3010-01-187-2529 has 5 cross-referenced part numbers: R66944 (Siemens Energy, Inc. Dba Dresser-Rand), R66944 (Magnaloy Coupling Co Div of Douville-Johnston Corp), M0DEL 100 (Magnaloy Coupling Co Div of Douville-Johnston Corp), R66944 (Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture), R66944 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).

What NSN replaces 3010-01-187-2529?

There are 3 known substitutes for 3010-01-187-2529: 4510-00-313-8285, 6130-00-548-0846, 5905-00-925-1433. Verify interchangeability with system specifications before substitution.

What are the specifications of R66944?

Key specifications for R66944: Special Features: BORE SHAPE IS STRAIGHT. 1 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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