PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3305-4Coupling Half,quick Disconnect

Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution · NSN 4730-00-819-9162 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-819-9162 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-819-9162. Primary manufacturer part number: 3305-4.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Thread Series Designator: UNF ALL ENDS
  • Thread Class: 3A ALL ENDS A
  • Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
  • Style Designator: MALE COUPLING HALF
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES ALL ENDS IN
  • Connection Style: FLARELESS ALL ENDS
  • Nominal Thread Size: 0.438 INCHES ALL ENDS IN
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-819-9162, 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 Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Active.

Technical Specifications
ParameterValue
NSN4730-00-819-9162
Primary Part Number3305-4
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
StatusACTIVE
Thread Series DesignatorUNF ALL ENDS
Thread Class3A ALL ENDS A
Material Document and ClassificationQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
Style DesignatorMALE COUPLING HALF
Nominal Outside Diameter Tube Accommodated0.250 INCHES ALL ENDS IN
Connection StyleFLARELESS ALL ENDS
Nominal Thread Size0.438 INCHES ALL ENDS IN
Features ProvidedSELF-SEALING
MaterialALUMINUM ALLOY BODY
Seat Angle12.0 DEGREES
Quick Disconnect MethodQUICK LEAD THREAD ALL ENDS
Surface TreatmentANODIZE BODY
Connection TypeTHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5355-00-646-499533054 INTERCHANGEABLE
Knob
Raytheon Company Dba Raytheon
2910-01-113-769233054 INTERCHANGEABLE
Filter,fluid
Wix Corp
4730-01-280-440433054 INTERCHANGEABLE
Manifold Assembly,hydraulic
Tate Andale, Llc
3110-01-549-090133054 INTERCHANGEABLE
Ball,bearing
Industrial Technologies and Services Llc
3455-01-594-023433054 INTERCHANGEABLE
Blade,cutting and Grooving
Seco Tools, Llc Dba Seco
Cross-Reference Index
Part NumberManufacturer
3305-4 Satair A/s (DNK)
3305-4 Union Iron Works of New Jersey (USA)
3305-4 PRIMARY Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
3305-4 Royal Malaysian Airforce (MYS)
Related Parts
5355-00-646-4995INTERCHANGEABLE
KNOB
33054
2910-01-113-7692INTERCHANGEABLE
FILTER,FLUID
33054
4730-01-280-4404INTERCHANGEABLE
MANIFOLD ASSEMBLY,HYDRAULIC
33054
3110-01-549-0901INTERCHANGEABLE
BALL,BEARING
33054
3455-01-594-0234INTERCHANGEABLE
BLADE,CUTTING AND GROOVING
33054

Frequently Asked Questions

What is NSN 4730-00-819-9162?

NSN 4730-00-819-9162 is a Coupling Half,quick Disconnect, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-819-9162?

NSN 4730-00-819-9162 has 4 cross-referenced part numbers: 3305-4 (Satair A/s), 3305-4 (Union Iron Works of New Jersey), 3305-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 3305-4 (Royal Malaysian Airforce).

What NSN replaces 4730-00-819-9162?

There are 5 known substitutes for 4730-00-819-9162: 5355-00-646-4995, 2910-01-113-7692, 4730-01-280-4404 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3305-4?

Key specifications for 3305-4: Thread Series Designator: UNF ALL ENDS; Thread Class: 3A ALL ENDS A; Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY; Style Designator: MALE COUPLING HALF. 14 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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