PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3400-4Coupling Assembly,self-Sealing

Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution · NSN 4730-00-810-7777 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-810-7777 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-810-7777. Primary manufacturer part number: 3400-4.
Features
  • Coupling Assembly,self-Sealing — FSC 4730
  • Maximum Operating Temp: 135.0 CELSIUS SINGLE RESPONSE DEGC
  • Connection Type: THREADED EXTERNAL TUBE FIRST QUICK DISCONNECT END
  • Second End Relationship with First End: IDENTICAL
  • Thread Class: 3A FIRST QUICK DISCONNECT END A
  • Connection Style: FLARED FIRST QUICK DISCONNECT END
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Thread Series Designator: UNF FIRST QUICK DISCONNECT END
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Coupling Assembly,self-Sealing, cataloged under National Stock Number 4730-00-810-7777, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-810-7777
Primary Part Number3400-4
Item NameCoupling Assembly,self-Sealing
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
StatusACTIVE
Maximum Operating Temp135.0 CELSIUS SINGLE RESPONSE DEGC
Connection TypeTHREADED EXTERNAL TUBE FIRST QUICK DISCONNECT END
Second End Relationship with First EndIDENTICAL
Thread Class3A FIRST QUICK DISCONNECT END A
Connection StyleFLARED FIRST QUICK DISCONNECT END
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Series DesignatorUNF FIRST QUICK DISCONNECT END
Nominal Thread Size0.438 INCHES FIRST QUICK DISCONNECT END IN
Style DesignatorCOUPLING ASSEMBLY
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST QUICK DISCONNECT END IN
MaterialALUMINUM ALLOY BODY
Seat Angle37.0 DEGREES
Surface TreatmentANODIZE BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6665-00-097-036834004 INTERCHANGEABLE
Module,alarm
Mirion Technologies (canberra), Inc.
5120-00-293-1408 INTERCHANGEABLE
Punch,starter
4730-01-071-4039 INTERCHANGEABLE
Tee,pipe to Tube
2510-01-074-0938730-2426 INTERCHANGEABLE
Bracket,hood Catch
Balkamp Inc
3040-01-151-866634004 INTERCHANGEABLE
Drive Shaft
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5340-01-172-1822 INTERCHANGEABLE
Plug,expansion
1940-01-351-315034-004 INTERCHANGEABLE
Boat,utility
United States Marine Inc
5910-01-392-7305 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
2090-01-613-469434004 INTERCHANGEABLE
Motor,windshield Wiper,electric
Ongaro Marine Ltd
5306-01-732-813934004 INTERCHANGEABLE
Bolt,machine
Fastenal Company
Cross-Reference Index
Part NumberManufacturer
3400-4 PRIMARY Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
Related Parts
6665-00-097-0368INTERCHANGEABLE
MODULE,ALARM
34004
5120-00-293-1408INTERCHANGEABLE
PUNCH,STARTER
4730-01-071-4039INTERCHANGEABLE
TEE,PIPE TO TUBE
2510-01-074-0938INTERCHANGEABLE
BRACKET,HOOD CATCH
730-2426
3040-01-151-8666INTERCHANGEABLE
DRIVE SHAFT
34004
5340-01-172-1822INTERCHANGEABLE
PLUG,EXPANSION
1940-01-351-3150INTERCHANGEABLE
BOAT,UTILITY
34-004
5910-01-392-7305INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
2090-01-613-4694INTERCHANGEABLE
MOTOR,WINDSHIELD WIPER,ELECTRIC
34004
5306-01-732-8139INTERCHANGEABLE
BOLT,MACHINE
34004

Frequently Asked Questions

What is NSN 4730-00-810-7777?

NSN 4730-00-810-7777 is a Coupling Assembly,self-Sealing, 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 4730-00-810-7777?

NSN 4730-00-810-7777 has 1 cross-referenced part number: 3400-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).

What NSN replaces 4730-00-810-7777?

There are 10 known substitutes for 4730-00-810-7777: 6665-00-097-0368, 5120-00-293-1408, 4730-01-071-4039 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3400-4?

Key specifications for 3400-4: Maximum Operating Temp: 135.0 CELSIUS SINGLE RESPONSE DEGC; Connection Type: THREADED EXTERNAL TUBE FIRST QUICK DISCONNECT END; Second End Relationship with First End: IDENTICAL; Overall Length: 4.347 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com