PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-59439Coupling Half,quick Disconnect

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 4730-00-293-7180 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-293-7180 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-293-7180. Primary manufacturer part number: A-A-59439.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • 9 verified cross-references
  • Primary manufacturer: Federal Commercial Item Description Promulgated by General Services Administration Washington DC
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-293-7180, 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. This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 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)
ManufacturersFederal Commercial Item Description Promulgated by General Services Administration Washington DC (CAGE 58536); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); Tuthill Corp Hansen Coupling Div (CAGE 73992); Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M (CAGE 96906); Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (CAGE 14127)
Technical Specifications
ParameterValue
NSN4730-00-293-7180
Primary Part NumberA-A-59439
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0284565 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Nsk Corp Bearing Div
6625-00-137-6866554216 INTERCHANGEABLE
Meter,multiple Scale
Boonton Electronics Corporation Div Boonton Electronics
3110-00-144-8563 INTERCHANGEABLE
Bearing,ball,annular
6240-00-155-7859 INTERCHANGEABLE
Lamp,incandescent
5120-00-187-1032H-2FG INTERCHANGEABLE
Hammer,hand
Ampco Partners, Ltd. Dba Ampco Safety Tools
5180-00-219-8407565 INTERCHANGEABLE
Tool Kit,fuel Pump
Draf Industries, Inc
5310-00-466-43621A753 INTERCHANGEABLE
Nut,plain,cap
Napco International Llc Dba Napco International Inc
5325-00-520-1752565 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
1005-00-603-8600 INTERCHANGEABLE
Knob,elevation,rear
5305-00-999-1029 INTERCHANGEABLE
Screw
Cross-Reference Index
Part NumberManufacturer
A-A-59439 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MILC4109 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA59439-013-24-00-C Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
M4109-13-24-00C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
56 Tuthill Corp Hansen Coupling Div (USA)
M4109-13-24-00- Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
56-5 Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
H2F-G Parker-Hannifin Corporation Div Quick Coupling Division (USA)
AA59439-13-24-00C Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-100-0284INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
565
6625-00-137-6866INTERCHANGEABLE
METER,MULTIPLE SCALE
554216
3110-00-144-8563INTERCHANGEABLE
BEARING,BALL,ANNULAR
6240-00-155-7859INTERCHANGEABLE
LAMP,INCANDESCENT
5120-00-187-1032INTERCHANGEABLE
HAMMER,HAND
H-2FG
5180-00-219-8407INTERCHANGEABLE
TOOL KIT,FUEL PUMP
565
5310-00-466-4362INTERCHANGEABLE
NUT,PLAIN,CAP
1A753
5325-00-520-1752INTERCHANGEABLE
GROMMET,NONMETALLIC
565
1005-00-603-8600INTERCHANGEABLE
KNOB,ELEVATION,REAR
5305-00-999-1029INTERCHANGEABLE
SCREW
4920-01-013-0449INTERCHANGEABLE
CLAMP,SPRING
565
6625-01-056-7165INTERCHANGEABLE
OSCILLOSCOPE
565

Frequently Asked Questions

What is NSN 4730-00-293-7180?

NSN 4730-00-293-7180 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: active.

What are the part numbers for NSN 4730-00-293-7180?

NSN 4730-00-293-7180 has 9 cross-referenced part numbers: A-A-59439 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MILC4109 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA59439-013-24-00-C (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M4109-13-24-00C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 56 (Tuthill Corp Hansen Coupling Div) and 4 more.

What NSN replaces 4730-00-293-7180?

There are 12 known substitutes for 4730-00-293-7180: 3110-00-100-0284, 6625-00-137-6866, 3110-00-144-8563 and 9 more. Verify interchangeability with system specifications before substitution.

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