DANFOSS / EATON COUPLING 500 SERIES MALE STEEL

Description & Features

Designed for general pneumatic, construction, and industrial plant environments, the Danfoss / Eaton Coupling 500 Series Male Steel is a 1/4" male half quick disconnect coupling built for reliable, tool-free connections. The push-to-connect end pairs with a 1/4" NPTF port, while internal ball lock retention ensures a secure, leak-resistant seal during operation.

Constructed from carbon steel with a Buna-N seal, this coupling is rated for a minimum working temperature of -40°F and supports flow rates up to 538 gallons per minute. The two-way valve configuration allows fluid control in both directions. Certified to A-A-59439 and ISO 6150 Series B standards, it exceeds ISO 16028 operating pressure requirements. The Hansen sub-brand lineage reflects Eaton's established history in quick disconnect coupling design for demanding industrial applications.

SKU: 50E

Supplier Part Number (MPN): 50E

Specifications

Brand
Danfoss
Connection Size 1
1/2 in
Connection Size 2
1/4 in
Connection Type
Male Quick-Disconnect, MNPT
Connection Type 1
Male Quick Disconnect
Connection Type 2
Male NPTF
Dimensions
2.25 in L x 0.79 in W x 0.79 in H
Finish
Zinc Trivalent
Fitting Type
Coupling
Fluid Compatibility
Compressed Air, Gases and Liquids
Hex Size
11/16 in
Latch Type
Push/Pull
Material
Steel
Material Construction
Carbon Steel
Maximum Operating Pressure
500 psi
Operating Temperature
-40 to 250 deg F
Seal Material
NBR
Series
500 Series
Thread Size
1/4-18
Valve Type
2-Way

Product Questions & Answers (1)

Question by: Donna O on Nov 22, 2025, 1:21 PM
Is this here coupling gonna work alright for hooking up air lines in my shop?
Answer by: Customer Support on Nov 23, 2025, 4:52 PM
Designed for general pneumatics, this coupling is well-suited for typical shop air lines and industrial plant environments.

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