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3000/4000/5000/6000 Series MIL-C-4109 Industrial Interchange Air Quick Disconnect, Female Half, -04 Coupling, 1/4-18 Female NPT

A 2.11	Application Industrial Breathing Air, General Pneumatics, Maintenance & Repair, Fluid Transfer	B 1.19	Coupling Size -04	Brand Danfoss Power Solutions (II LLC Aeroquip)	Brand Aeroquip	Pack Size 1.00	UOM EA	End Gender 1 13553	End Gender 2 13555	End Size 1 0.25	End Size 2 0.25	End Type 1 NPTF	End Type 2 NPTF	Minimum Working Temperature -40	Safety locking Mechanism Sleeve lock	Seal Material Buna-N	Supplier Part Number 3000SL	Thread 1 1/4-18	Thread Sealant No	Alternate Part Numbers Alternate Part Number C1LX15, Alternate Part Number MI-00282957, Alternate Part Number MINO-00402F29903	Product Weight 0.29 lbs

Product Questions & Answers 2

Product Questions & Answers

got a hose with 1/4-18 female NPT threads. is this the right quick connect socket for that?

Question by: Hubert S on Jul 10, 2025, 2:23 PM

The threaded end on this female quick disconnect is 1/4-18 female NPTF, and it is a -04 coupling size. It is the female half (socket) of the Industrial Interchange style that meets MIL-C-4109 dimensional requirements.

Answer by: Customer Support on Jul 11, 2025, 9:59 PM

Will this quick disconnect work with my FD40 series male ends?

Question by: Norm J on Jan 18, 2026, 12:57 PM

Absolutely, this female half is designed to interchange with Aeroquip FD40 Series male halves, as well as FD41 Series, Tru-Flate, and Parker (Automotive) models.

Answer by: Customer Support on Jan 20, 2026, 6:09 AM

Similar Products

Model Number	Coupling Size	Thread 1	Seal Material	A	B
3000SL	-04	1/4-18	Buna-N	2.11	1.19
4200SL			Buna-N
5200SL			Buna-N