PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64320Coupling Half,quick Disconnect

Eaton Corporation Dba Eaton Inoac · NSN 4730-01-663-4320 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-663-4320 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-663-4320. Primary manufacturer part number: 64320.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Eaton Corporation Dba Eaton Inoac
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-663-4320, 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 Eaton Corporation Dba Eaton Inoac. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-663-4320
Primary Part Number64320
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-492-057464320 INTERCHANGEABLE
Seal,plain
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5915-00-500-99912920137-20 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4320-01-091-269001-01481-000 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Western Sky Industries Inc Dba Electromech Techologies
4730-01-191-9701611020 INTERCHANGEABLE
Clamp,hose
Tridon Tennessee Inc
4820-01-327-4961A64020 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5340-01-395-509158869-47 INTERCHANGEABLE
Standoff,threaded,spacing
Hamilton Sundstrand Corporation
5950-01-462-535864-020 INTERCHANGEABLE
Transformer,power
Rapid Power Technologies Inc
5935-01-506-533264020 INTERCHANGEABLE
Connector,plug,electrical
Thales Defense & Security Inc Dba Thales Communications Inc
5340-01-561-603164020 INTERCHANGEABLE
Lock,office Machine
Acco Brands, Inc. Dba Kensington Technology Group
6145-01-654-590964020 INTERCHANGEABLE
Cable,power,electrical
Viavi Solutionsllc
Cross-Reference Index
Part NumberManufacturer
64020 Eaton Corporation Dba Eaton Inoac (USA)
64320 PRIMARY Eaton Corporation Dba Eaton Inoac (USA)
Related Parts
5330-00-492-0574INTERCHANGEABLE
SEAL,PLAIN
64320
5915-00-500-9991INTERCHANGEABLE
FILTER,BAND PASS
2920137-20
4320-01-091-2690INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
01-01481-000
4730-01-191-9701INTERCHANGEABLE
CLAMP,HOSE
611020
4820-01-327-4961INTERCHANGEABLE
SEAT,VALVE
A64020
5340-01-395-5091INTERCHANGEABLE
STANDOFF,THREADED,SPACING
58869-47
5950-01-462-5358INTERCHANGEABLE
TRANSFORMER,POWER
64-020
5935-01-506-5332INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
64020
5340-01-561-6031INTERCHANGEABLE
LOCK,OFFICE MACHINE
64020
6145-01-654-5909INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
64020
5975-01-678-1898INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT

Frequently Asked Questions

What is NSN 4730-01-663-4320?

NSN 4730-01-663-4320 is a Coupling Half,quick Disconnect, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-663-4320?

NSN 4730-01-663-4320 has 2 cross-referenced part numbers: 64020 (Eaton Corporation Dba Eaton Inoac), 64320 (Eaton Corporation Dba Eaton Inoac).

What NSN replaces 4730-01-663-4320?

There are 11 known substitutes for 4730-01-663-4320: 5330-00-492-0574, 5915-00-500-9991, 4320-01-091-2690 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64320?

Key specifications for 64320: Part Name Assigned by Controlling Agency: UNISEX COUPLING,VALVED; End Item Identification: 4930-01-517-6942. 2 total characteristics are documented in the Federal Logistics Information System.

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