PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4DF4Coupling Half,quick Disconnect

Dixon Valve & Coupling Company, Llc · NSN 4730-00-203-0215 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-203-0215 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-203-0215. Primary manufacturer part number: 4DF4.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • 13 verified cross-references
  • Primary manufacturer: Dixon Valve & Coupling Company, Llc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-203-0215, 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 Dixon Valve & Coupling Company, Llc. This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersDixon Valve & Coupling Company, Llc (CAGE 95138); Parker-Hannifin Corporation Div Quick Coupling Division (CAGE 97111); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Hofmann Engineering Co Inc (CAGE 14233); Hme, Inc. Dba Hme Ahrens-Fox (CAGE 28158)
Technical Specifications
ParameterValue
NSN4730-00-203-0215
Primary Part Number4DF4
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDixon Valve & Coupling Company, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-224-7652 INTERCHANGEABLE
Coupling Half,quick Disconnect
3455-00-228-529715427 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3530-00-245-7896151501090 INTERCHANGEABLE
Needle,sewing Machine
Singer Industrial Sewing Products Co Cutters Exchange Div
4730-00-293-7182 INTERCHANGEABLE
Coupling Half,quick Disconnect
5925-00-500-9347B3-7 INTERCHANGEABLE
Thermal Release,circuit Breaker
Schneider Electric Usa, Inc. Dba Schneider Electric
4130-00-856-381176640 INTERCHANGEABLE
Disk Assembly
Parker-Hannifin Corporation Dba Pneutronics Div Fluid Control Division
4730-00-894-5576 INTERCHANGEABLE
Coupling Half,quick Disconnect
5365-00-950-6268B3-7 INTERCHANGEABLE
Shim
Roller Bearing Co of America, Inc Div Pic Design
3030-01-061-6624B37 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4730-01-177-0987 INTERCHANGEABLE
Coupling Half,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
4DF4 Dixon Valve & Coupling Company, Llc (USA)
B37-238 Parker-Hannifin Corporation Div Quick Coupling Division (USA)
M4109-06-16-00-B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FC4-Q Hofmann Engineering Co Inc (USA)
5200 Hme, Inc. Dba Hme Ahrens-Fox (USA)
AA59439-006-16-00-B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-C-4109E Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
B37 Parker-Hannifin Corporation Div Quick Coupling Division (USA)
AA59439-06-16-00-B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
FM5205-W Hydro Engineering Innovation, Llc (USA)
211033B Tiger-Vac Inc. (USA)
FM5205 Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
A-A-59439 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-224-7652INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
3455-00-228-5297INTERCHANGEABLE
CUTTER,MILLING,END
15427
3530-00-245-7896INTERCHANGEABLE
NEEDLE,SEWING MACHINE
151501090
4730-00-293-7182INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5925-00-500-9347INTERCHANGEABLE
THERMAL RELEASE,CIRCUIT BREAKER
B3-7
4130-00-856-3811INTERCHANGEABLE
DISK ASSEMBLY
76640
4730-00-894-5576INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5365-00-950-6268INTERCHANGEABLE
SHIM
B3-7
3030-01-061-6624INTERCHANGEABLE
BELT,V
B37
4730-01-177-0987INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-00-203-0215?

NSN 4730-00-203-0215 is a Coupling Half,quick Disconnect, manufactured by Dixon Valve & Coupling Company, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-203-0215?

NSN 4730-00-203-0215 has 13 cross-referenced part numbers: 4DF4 (Dixon Valve & Coupling Company, Llc), B37-238 (Parker-Hannifin Corporation Div Quick Coupling Division), M4109-06-16-00-B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FC4-Q (Hofmann Engineering Co Inc), 5200 (Hme, Inc. Dba Hme Ahrens-Fox) and 8 more.

What NSN replaces 4730-00-203-0215?

There are 10 known substitutes for 4730-00-203-0215: 4730-00-224-7652, 3455-00-228-5297, 3530-00-245-7896 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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