TL33 3/8" SAE Thread Hydraulic Quick Connect Coupler Set 1/4” Body Ag ISO 5675

These couplers are a direct replacement for the standard sized coupler mounted on many models of Tractors, Skid Steers and attachments.

These are NOT light duty couplers. The sturdy design of heavy duty TopLine couplers have become well known for their durability and ability to withstand rugged conditions.

Our coupler sizes fit many models of: Bobcat, John Deere, CAT, Kubota, New Holland, CASE, JCB, Thomas, Gehl, Volvo, and ASV skid steers and tractors. 

Couples to any standard 1/4" Ag poppet style couplers on Tractors, Skid Steers and other equipment. These couplers meet or exceed the ISO 5675 standard.

Take a look at our chart below to see what coupler fit your machine.




  • Heavy Duty design. Rated at over 5100 PSI
  • Couples to any standard 1/4” poppet style Ag coupler
  • Push-connect locking sleeve design
  • Exceeds ISO 5675 standards
  • Corrosion-resistant zinc plating
  • Heavy knurled sleeves for non-slip grip
  • O-Ring Boss connection type allows the fitting to be used many times


  • Model number:                  TL33
  • Coupler Body Size:           1/4" 
  • Coupler Thread Size:        3/8" SAE (ORB)
  • Thread Inner Diameter:     0.51”
  • Thread Dash Number:       -06
  • Coupler Material Type:      Steel
  • Coupler Plating Type:        Corrosion-resistant trivalent zinc


This set includes:

  • 1 Male Ag Style Coupler
  • 1 Female Ag Style Coupler


Interchanges with:




Eaton/Aeroquip FD42

FD42–1010–06–04 2


Faster NV/NS Series

NV 14-38SAE M

NV 14-38SAE F

Parker 4000 Series



Stucchi IRV Series


M IR14V 38 SAE


F IR14V 38 SAE



We aim to be your #1 source for high quality skid steer & ag hydraulic quick connect couplers and accessories.


This item has a 100% satisfaction guarantee!

Return Policy: If you are not fully satisfied with your purchase, you may return unused item for a full refund of the purchase price, excluding shipping charges, within 60 days of purchase date.


If you have any questions about this item, feel free to E-mail me and I'll do my best to answer them. Walter

 Check back often for more skid steer products and solutions.



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