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3000/4000/5000/6000 Series MIL-C-4109 Industrial Interchange Air Quick Disconnect, Female Half, -04 Coupling, 3/8 Inch Hose Shank

Description & Features

Designed for one-hand push-to-connect operation, this brass female half air quick disconnect meets the dimensional requirements of MIL-C-4109 for industrial interchange compatibility. The 3000/4000/5000/6000 Series MIL-C-4109 Industrial Interchange Air Quick Disconnect, Female Half, -04 Coupling, 3/8 Inch Hose Shank from Dixon Valve & Coupling features a protective collar that guards against accidental snagging and disconnection, along with a pin latching mechanism and 360° swivel to prevent hose kinking during use.

Buna-N seals are standard, and the brass body construction provides durability in demanding industrial air tool environments. Compatible with male halves from Aeroquip Fd40 Series, Aeroquip Fd41 Series (Aro 210), Tru-Flate, and Parker Automotive, this coupling offers broad cross-brand interchangeability. Maximum operating pressure is 300 PSI for Dixon models. The -04 coupling size accommodates a 3/8 inch hose shank connection.

SKU: DC2044

Supplier Part Number (MPN): DC2044

Alternate Part Numbers: C1FQ14, DC-2044, MI-00284932, MINO-00240F31922

Specifications

Coupling Size -04	Brand Dixon Valve & Co	Brand Dixon Valve & Co	Pack Size 1.00	UOM EA	Hose Size 3/8	Seal Material Buna-N	Supplier Part Number DC2044	Thread Sealant No	Alternate Part Numbers Alternate Part Number C1FQ14, Alternate Part Number DC-2044, Alternate Part Number MI-00284932, Alternate Part Number MINO-00240F31922	Product Weight 0.19 lbs

Similar Products

Model Number	Coupling Size	Hose Size	Seal Material	Price	Action
DC2042 MIL-C-4109 Industrial Air QD	-04	1/4	Buna-N
DC2044 MIL-C-4109 Industrial Air QD	-04	3/8	Buna-N

Product Questions & Answers (2)

Question by: Joyce T on Nov 10, 2025, 11:21 AM

Will this fit my Aeroquip FD40 male end?

Answer by: Customer Support on Nov 11, 2025, 1:05 PM

this female quick disconnect is designed to interchange with the Aeroquip FD40 Series, as well as FD41 Series (Aro 210), Tru-Flate, and Parker Automotive male halves.

Question by: Brett M on Sep 9, 2025, 6:56 AM

got a pile of different industrial style male plugs in the shop, will this female coupler latch onto most of em?

Answer by: Customer Support on Sep 10, 2025, 2:31 PM

For shop air setups where the male half is a mixed bag, this female MIL-C-4109 industrial interchange coupler is made to accept male halves from Aeroquip FD40 Series, Aeroquip FD41 Series (Aro 210), Tru-Flate, and Parker Automotive. It uses a pin latching mechanism and a one hand push to connect sleeve.