PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22741Reducer,tube

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4730-01-107-2345 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-107-2345 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-107-2345. Primary manufacturer part number: 22741.
Features
  • Reducer,tube — FSC 4730
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES SECOND END IN
  • Thread Quantity Per Inch: 14 FIRST END
  • Thread Class: 3A SECOND END A
  • Material: STEEL COMP 302 OVERALL
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
  • Reducer Type: CONCENTRIC
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-107-2345, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-107-2345
Primary Part Number22741
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
Nominal Outside Diameter Tube Accommodated0.500 INCHES SECOND END IN
Thread Quantity Per Inch14 FIRST END
Thread Class3A SECOND END A
MaterialSTEEL COMP 302 OVERALL
Nominal Thread Size0.750 INCHES SECOND END IN
Reducer TypeCONCENTRIC
Nominal Overall Length1.750 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Nominal Thread Size0.875 INCHES FIRST END IN
Connection StyleFLARED (TUBE) SECOND END
Connection StyleFLARED (TUBE) FIRST END
Seat Angle45.0 DEGREES FIRST END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Seat Angle25.0 DEGREES SECOND END
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Thread Quantity Per Inch16 SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
9540-00-148-4374 INTERCHANGEABLE
Beam,structural
2920-00-845-7748768233 INTERCHANGEABLE
Contact Set,distributor
General Motors Llc Dba General Motors Llc
1650-00-924-588722741 INTERCHANGEABLE
Plunger,valve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5330-00-969-0749 INTERCHANGEABLE
Gasket
3020-00-984-3966 INTERCHANGEABLE
Pulley,timing Belt
9310-01-083-521622741 INTERCHANGEABLE
Paper,cover
Wausau Paper Corp. Dba Wausau-Mosinee Paper/towel & Tissue
2990-01-379-500822741 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
3040-01-386-633022741 INTERCHANGEABLE
Detent Plate
Emerson Automation Solutions Final Control Us Lp
Cross-Reference Index
Part NumberManufacturer
22741 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
9540-00-148-4374INTERCHANGEABLE
BEAM,STRUCTURAL
2920-00-845-7748INTERCHANGEABLE
CONTACT SET,DISTRIBUTOR
768233
1650-00-924-5887INTERCHANGEABLE
PLUNGER,VALVE
22741
5330-00-969-0749INTERCHANGEABLE
GASKET
3020-00-984-3966INTERCHANGEABLE
PULLEY,TIMING BELT
9310-01-083-5216INTERCHANGEABLE
PAPER,COVER
22741
2990-01-379-5008INTERCHANGEABLE
MUFFLER,EXHAUST
22741
3040-01-386-6330INTERCHANGEABLE
DETENT PLATE
22741

Frequently Asked Questions

What is NSN 4730-01-107-2345?

NSN 4730-01-107-2345 is a Reducer,tube, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-107-2345?

NSN 4730-01-107-2345 has 1 cross-referenced part number: 22741 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4730-01-107-2345?

There are 8 known substitutes for 4730-01-107-2345: 9540-00-148-4374, 2920-00-845-7748, 1650-00-924-5887 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22741?

Key specifications for 22741: Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END; Nominal Outside Diameter Tube Accommodated: 0.500 INCHES SECOND END IN; Thread Quantity Per Inch: 14 FIRST END; Thread Class: 3A SECOND END A. 18 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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