PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA59439-11-12-00BCoupling Half,quick Disconnect

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 4730-00-224-7652 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-224-7652 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-224-7652. Primary manufacturer part number: AA59439-11-12-00B.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Connection Type: EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
  • Quick Disconnect Method: PUSH-PULL ALL ENDS
  • Nondefinitive Spec/std Data: A CLASS AND 2 TYPE AND 3 STYLE
  • Nominal Inside Diameter Hose Accommodated: 0.375 INCHES ALL ENDS IN
  • Material: COPPER ALLOY BODY
  • Specification/standard Data: 58536-A-A-59439 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-224-7652, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-224-7652
Primary Part NumberAA59439-11-12-00B
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Connection TypeEXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
Quick Disconnect MethodPUSH-PULL ALL ENDS
Nondefinitive Spec/std DataA CLASS AND 2 TYPE AND 3 STYLE
Nominal Inside Diameter Hose Accommodated0.375 INCHES ALL ENDS IN
MaterialCOPPER ALLOY BODY
Specification/standard Data58536-A-A-59439 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Connection TypeUNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION
Style DesignatorMALE COUPLING HALF
Connection StyleBARBED OR SERRATED END ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-203-0215 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-293-7182 INTERCHANGEABLE
Coupling Half,quick Disconnect
5935-00-578-3282 INTERCHANGEABLE
Shell,electrical Connector
4730-00-894-5576 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-01-177-0987 INTERCHANGEABLE
Coupling Half,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
AA59439-11-12-00B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
M4109-11-12-00B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA59439-011-12-00-B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59439 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
H9C Parker-Hannifin Corporation Div Quick Coupling Division (USA)
H9C Parker Hannifin Canada Div Fluid Connectors Canada (CAN)
MIL-C-4109E Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-203-0215INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-293-7182INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5935-00-578-3282INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
4730-00-894-5576INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-01-177-0987INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-00-224-7652?

NSN 4730-00-224-7652 is a Coupling Half,quick Disconnect, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-224-7652?

NSN 4730-00-224-7652 has 7 cross-referenced part numbers: AA59439-11-12-00B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M4109-11-12-00B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA59439-011-12-00-B (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59439 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), H9C (Parker-Hannifin Corporation Div Quick Coupling Division) and 2 more.

What NSN replaces 4730-00-224-7652?

There are 5 known substitutes for 4730-00-224-7652: 4730-00-203-0215, 4730-00-293-7182, 5935-00-578-3282 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA59439-11-12-00B?

Key specifications for AA59439-11-12-00B: Overall Length: 2.312 INCHES NOMINAL IN; Connection Type: EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END; Quick Disconnect Method: PUSH-PULL ALL ENDS; Nondefinitive Spec/std Data: A CLASS AND 2 TYPE AND 3 STYLE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-224-7652 still in active supply?

NSN 4730-00-224-7652 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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