PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC22263-1-048Coupling Assembly,tube,flexible

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-628-4196 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-628-4196 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-628-4196. Primary manufacturer part number: MILC22263-1-048.
Features
  • Coupling Assembly,tube,flexible — FSC 4730
  • Tube Outside Diameter for Which Designed: 3.000 INCHES NOMINAL IN
  • Working Temp and Service Type: 65.0 DEG FAHRENHEIT MINIMUM JET FUEL AND 400.0 DEG FAHRENHEIT MAXIMUM JET FUEL
  • Criticality Code Justification: FEAT
  • Material: ALUMINUM ALLOY 2024
  • Style Designator: FLEXIBLE COUPLING ASSEMBLY
  • Outside Diameter: 3.820 INCHES MINIMUM AND 3.969 INCHES MAXIMUM IN
  • 17 verified cross-references
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-00-628-4196, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-628-4196
Primary Part NumberMILC22263-1-048
Item NameCoupling Assembly,tube,flexible
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Tube Outside Diameter for Which Designed3.000 INCHES NOMINAL IN
Working Temp and Service Type65.0 DEG FAHRENHEIT MINIMUM JET FUEL AND 400.0 DEG FAHRENHEIT MAXIMUM JET FUEL
Criticality Code JustificationFEAT
MaterialALUMINUM ALLOY 2024
Style DesignatorFLEXIBLE COUPLING ASSEMBLY
Outside Diameter3.820 INCHES MINIMUM AND 3.969 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-303-6103 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-303-6104 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-303-6105 INTERCHANGEABLE
Coupling Assembly,tube,flexible
5935-00-306-20528713797 INTERCHANGEABLE
Adapter Asy
U S Army Tank Automotive Command Amsta-Im-Mm
4730-00-311-1153 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-311-1154 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-311-1156AS5352-24D INTERCHANGEABLE
Coupling Assembly,tube,flexible
Sae International Dba Sae International
4730-00-315-6703 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-319-4286 INTERCHANGEABLE
Coupling Assembly,tube,flexible
4730-00-326-5625 INTERCHANGEABLE
Coupling Assembly,tube,flexible
Cross-Reference Index
Part NumberManufacturer
MILC22263-1-048 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M85061-48A Lockheed Martin Services, Llc (USA)
M85061-48A Hydraflow (USA)
GC550C48 Northrop Grumman Systems Corporation (USA)
STSPG005D48 Lockheed Martin Corp (USA)
12J36-48A Hydraflow (USA)
M85061-48A Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) (USA)
50-079 Mission Systems Davenport Inc. (USA)
M85061-48A Transdigm Inc Div Adelwiggins Group (USA)
MIL-C-85061 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M85061-48A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M85061-48A Middleton Enterprises, Inc Div Aero Tube & Connector Div. (USA)
M85061-48A Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA)
MIL-DTL-85061 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3605-48D Transdigm Inc Div Adelwiggins Group (USA)
M85061-48A Lockheed Martin Corp (USA)
M85061-48A Lockheed Martin Aeroparts, Inc. Dba Lockheed Martin Aeroparts Inc (USA)
Related Parts
4730-00-303-6103INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-303-6104INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-303-6105INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
5935-00-306-2052INTERCHANGEABLE
ADAPTER ASY
8713797
4730-00-311-1153INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-311-1154INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-311-1156INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
AS5352-24D
4730-00-315-6703INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-319-4286INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
4730-00-326-5625INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE
5330-00-355-2557INTERCHANGEABLE
PACKING ASSEMBLY
5461
4730-00-475-5808INTERCHANGEABLE
COUPLING ASSEMBLY,TUBE,FLEXIBLE

Frequently Asked Questions

What is NSN 4730-00-628-4196?

NSN 4730-00-628-4196 is a Coupling Assembly,tube,flexible, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-628-4196?

NSN 4730-00-628-4196 has 17 cross-referenced part numbers: MILC22263-1-048 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M85061-48A (Lockheed Martin Services, Llc), M85061-48A (Hydraflow), GC550C48 (Northrop Grumman Systems Corporation), STSPG005D48 (Lockheed Martin Corp) and 12 more.

What NSN replaces 4730-00-628-4196?

There are 12 known substitutes for 4730-00-628-4196: 4730-00-303-6103, 4730-00-303-6104, 4730-00-303-6105 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC22263-1-048?

Key specifications for MILC22263-1-048: Tube Outside Diameter for Which Designed: 3.000 INCHES NOMINAL IN; Working Temp and Service Type: 65.0 DEG FAHRENHEIT MINIMUM JET FUEL AND 400.0 DEG FAHRENHEIT MAXIMUM JET FUEL; Criticality Code Justification: FEAT; Material: ALUMINUM ALLOY 2024. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-628-4196 still in active supply?

NSN 4730-00-628-4196 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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