PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8331546Coupling Half,quick Disconnect

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 4730-00-471-3117 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-471-3117 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-471-3117. Primary manufacturer part number: 8331546.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Connection Style: PLAIN ALL ENDS
  • Nominal Thread Size: 3.000 INCHES ALL ENDS IN
  • Quick Disconnect Method: CAM-LOCKING ALL ENDS
  • Style Designator: MALE COUPLING HALF
  • Material Document and Classification: QQ-L-225,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE BODY
  • Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS
  • Connection Type: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-471-3117, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 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
NSN4730-00-471-3117
Primary Part Number8331546
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Connection StylePLAIN ALL ENDS
Nominal Thread Size3.000 INCHES ALL ENDS IN
Quick Disconnect MethodCAM-LOCKING ALL ENDS
Style DesignatorMALE COUPLING HALF
Material Document and ClassificationQQ-L-225,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE BODY
Connection TypeINTERNAL QUICK DISCONNECT ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
Leg Length1.562 INCHES MAXIMUM IN
MaterialCOPPER ALLOY BODY
Quick Disconnect Nominal Size3.609 INCHES ALL ENDS IN
Thread Series DesignatorNPT ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-075-3268 INTERCHANGEABLE
Gasket
4730-00-084-7436 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-088-9285 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-203-1010 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-360-0710 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-410-9530 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-491-0032 INTERCHANGEABLE
Coupling Half,quick Disconnect
4730-00-649-9118 INTERCHANGEABLE
Coupling Half,quick Disconnect
3930-00-847-9263323638 INTERCHANGEABLE
Kit
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
4730-00-873-4551 INTERCHANGEABLE
Coupling Half,quick Disconnect
Cross-Reference Index
Part NumberManufacturer
8331546 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
AA59326VII28 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59326/7 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MS27026-16 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AA59326/7-8-B-1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
88624 Fruehauf Corp (USA)
A07239 Ever Tite Coupling Co Inc (USA)
Related Parts
5330-00-075-3268INTERCHANGEABLE
GASKET
4730-00-084-7436INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-088-9285INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-203-1010INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-360-0710INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-410-9530INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-491-0032INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
4730-00-649-9118INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
3930-00-847-9263INTERCHANGEABLE
KIT
323638
4730-00-873-4551INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
5935-01-023-3007INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4730-01-115-5175INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT

Frequently Asked Questions

What is NSN 4730-00-471-3117?

NSN 4730-00-471-3117 is a Coupling Half,quick Disconnect, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-471-3117?

NSN 4730-00-471-3117 has 7 cross-referenced part numbers: 8331546 (U S Army Tank Automotive Command Amsta-Im-Mm), AA59326VII28 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59326/7 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MS27026-16 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AA59326/7-8-B-1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 4730-00-471-3117?

There are 12 known substitutes for 4730-00-471-3117: 5330-00-075-3268, 4730-00-084-7436, 4730-00-088-9285 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8331546?

Key specifications for 8331546: Connection Style: PLAIN ALL ENDS; Nominal Thread Size: 3.000 INCHES ALL ENDS IN; Quick Disconnect Method: CAM-LOCKING ALL ENDS; Style Designator: MALE COUPLING HALF. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-471-3117 still in active supply?

NSN 4730-00-471-3117 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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