Skip to content
66X4 by Danfoss | Compression Fitting | Female Connector | 1/4" Tube OD x 1/8" Female NPTF | Brass

66X4 by Danfoss | Compression Fitting | Female Connector | 1/4" Tube OD x 1/8" Female NPTF | Brass

$3.71 - $3.71
$3.71
$3.71 - $3.71
$3.71

Aeroquip® by Danfoss
Compression Fitting - Female Connector
Compression End x Female NPTF
Straight
Can I get a discount on my purchase?

Our listed prices are our lowest possible price with current costing but when volumes/value are high enough sometimes we can pass on a discount from the manufacturer.

Some products have predefined quantity discounts that will apply automatically, those pages have a table near the price describing the discount teirs.

If you feel your purchase quantity of a particular product is very large and want us to investigate with the manufacturer please feel free to Contact Us.

What if my item is out of stock?

All customers get an email regarding the shipping time frame of their purchase, usually within the business day. If your item is in stock we will ship within 1 business day, otherwise, the email will contain a lead time. If you do not receive this email, we recommend checking your email's spam folder. If you have any questions at that point please do not hesitate to Contact Us or chat below!

Can I get free shipping?

Shipping will calculate as free instantly if your order value exceeds $5000.

Some exceptions apply.

Free Freight is only available for the Contiguous USA.

Specifications for Variant SKU: 66X4 Danfoss
Shape (Orientation): Straight
Ends Configuration: 1/4in Tube Compression, 1/8in Female NPTF
Material(s): Brass
Applications:
  • Instrumentation, hydraulic and pneumatic systems.
Advantages:
  • Low cost.
  • No flaring.
  • Easy to assemble.
  • Fair vibration resistance - use long nut when greater vibration resistance is needed.
Used With:
  • Aluminum, copper and plastic tubing. (Not recommended for steel tubing.)
Material:
  • CA360 Brass
Pressure:
  • Working pressure up to 2000 psi with a 4:1 safety factor depending on tube size.
  • When using plastic tubing, use the working pressure for type used.
Temperature Range:
  • 65°F to +250°F (-53°C to +121°C) with metal tubing.
  • When using compatible plastic tubing do not exceed the tubing temperature range.
Conformance:
  • Ref. SAE No. 060103BA
  • Meets specifications and standards of ASA, ASME and SAE.
Tube OD 1/8" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 1"
Thread Size 5/16-24 3/8-24 7/16-24 1/2-24 9/16-24 5/8-24 11/16-20 13/16-18 1-18 1-1/4-18
Brass
Part Number		 Brass
Body Only
Part Number 		Tube O.D. Female Pipe Thread Hex
C		 D L
66X2 B66X2 1/8" 1/8" 9/16" 0.094" 0.75"
66X3 B66X3 3/16" 1/8" 9/16" 0.125" 0.78"
66X4 B66X4 1/4" 1/8" 9/16" 0.188" 0.78"
66X4X4 B66X4X4 1/4" 1/4" 11/16" 0.188" 1.03"
66X5 B66X5 5/16" 1/8" 9/16" 0.250" 0.81"
66X6X2 B66X6X2 3/8" 1/8" 9/16" 0.312" 0.84"
66X6 B66X6 3/8" 1/4" 11/16" 0.312" 1.06"
66X8 - 1/2" 3/8" 13/16" 0.406" 1.12"
Danfoss (Eaton - Aeroquip)

Danfoss (Eaton - Aeroquip)

Danfoss is a global technology leader in power management solutions that make electrical, hydraulic and mechanical power operate more efficiently, reliably, safely and sustainably. Danfoss hydraulic pumps, motors, transmissions, valves, cylinders, controls, hose and fittings offer a unique combination of proven technology and innovative design that translates directly into reliable performance and enhanced uptime.

Shop Parts by Danfoss (Eaton - Aeroquip)