PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA59326A/12-11-A-1Reducer,quick Disconnect

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 4730-01-079-8234 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-079-8234 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-079-8234. Primary manufacturer part number: AA59326A/12-11-A-1.
Features
  • Reducer,quick Disconnect — FSC 4730
  • Surface Treatment: ANODIZE BODY
  • Quick Disconnect Method: CAM-LOCKING ALL ENDS
  • Quick Disconnect Nominal Size: 6.000 INCHES FIRST QUICK DISCONNECT END IN
  • Furnished Items and Quantity: 1 GASKET
  • Material Document and Classification: QQ-A-601, T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-601, T5 FED SPEC 2ND MATERIAL RESPONSE BODY
  • Quick Disconnect Nominal Size: 4.000 INCHES SECOND QUICK DISCONNECT END IN
  • Operating Pressure: 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Reducer,quick Disconnect, cataloged under National Stock Number 4730-01-079-8234, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 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
NSN4730-01-079-8234
Primary Part NumberAA59326A/12-11-A-1
Item NameReducer,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Surface TreatmentANODIZE BODY
Quick Disconnect MethodCAM-LOCKING ALL ENDS
Quick Disconnect Nominal Size6.000 INCHES FIRST QUICK DISCONNECT END IN
Furnished Items and Quantity1 GASKET
Material Document and ClassificationQQ-A-601, T6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-601, T5 FED SPEC 2ND MATERIAL RESPONSE BODY
Quick Disconnect Nominal Size4.000 INCHES SECOND QUICK DISCONNECT END IN
Operating Pressure75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Connection TypeEXTERNAL QUICK DISCONNECT
Specification/standard Data58536-A-A-59326/12 GOVERNMENT STANDARD
MaterialALUMINUM ALLOY BODY
Surface Treatment Document and ClassificationMIL-A-8625, TYPE 2, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-068-0393 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-889-2381 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-889-2382 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3293 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3294 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3295 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3296 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3297 INTERCHANGEABLE
Reducer,quick Disconnect
4730-00-951-3298 INTERCHANGEABLE
Reducer,quick Disconnect
4730-01-064-0560 INTERCHANGEABLE
Reducer,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
AA59326A/12-11-A-1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA59326/12-11-A-1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA59326XI111 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
633BA6X4 Dover Resources Inc Dba Opw Engineered Systems (USA)
MIL-C-27487 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS49000-21 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
A-A-59326 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
633BA-6X4AL Pride Cast Metals, Inc. (USA)
633BA-6X4AL Opw Fueling Components Inc. Div Opw Fueling Components (USA)
633BA-6X4AL Dover Resources Inc Dba Opw Engineered Systems (USA)
633BA6X4 Opw Fueling Components Inc. Div Opw Fueling Components (USA)
6040-DA-AL Dvcc, Llc (USA)
A-A-59326/12 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4730-00-068-0393INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-889-2381INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-889-2382INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3293INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3294INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3295INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3296INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3297INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-00-951-3298INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-01-064-0560INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-01-186-0821INTERCHANGEABLE
REDUCER,QUICK DISCONNECT
4730-01-432-4746INTERCHANGEABLE
REDUCER,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-01-079-8234?

NSN 4730-01-079-8234 is a Reducer,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 4730-01-079-8234?

NSN 4730-01-079-8234 has 13 cross-referenced part numbers: AA59326A/12-11-A-1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59326/12-11-A-1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59326XI111 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 633BA6X4 (Dover Resources Inc Dba Opw Engineered Systems), MIL-C-27487 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 8 more.

What NSN replaces 4730-01-079-8234?

There are 12 known substitutes for 4730-01-079-8234: 4730-00-068-0393, 4730-00-889-2381, 4730-00-889-2382 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA59326A/12-11-A-1?

Key specifications for AA59326A/12-11-A-1: Surface Treatment: ANODIZE BODY; Quick Disconnect Method: CAM-LOCKING ALL ENDS; Quick Disconnect Nominal Size: 6.000 INCHES FIRST QUICK DISCONNECT END IN; Furnished Items and Quantity: 1 GASKET. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-079-8234 still in active supply?

NSN 4730-01-079-8234 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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