Skip to content
688x12 Dixon Brass Push-In Fitting - Male Connector - 1/4" Tube OD x 3/8" Male NPTF

688x12 Dixon Valve Brass Push-In Fitting - Male Connector - 1/4" Tube OD x 3/8" Male NPTF

Save $0.59 Save $0.59
$6.21
$6.21 - $6.21
$6.21
$5.62
$5.62 - $5.62
$5.62

Brass Push-In Fittings - Male Connectors On hose assemblies, pressure rating is the lower of either the rating of the coupling or the hose at 70 Deg. F
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: 688x12 Dixon
Shape (Orientation): Straight
Ends Configuration: 1/4in Push-to-Connect, 3/8in Male NPTF
Material(s): Brass
Features:
  • Quick connect: simply push tubing in, no tools required. Saves up to 75% of assembly time versus the standard compression fittings.
  • Quick disconnect: hold two fingers on insert and pull tubing out, no tools required.
  • Reusable: connect and disconnect numerous times.
  • Full flow design provides up to 60% more flow than conventional fittings with internal tube supports.
  • Positive seal: no leaks, after tubing is inserted, seal is made.
  • Secure tube retention: pulling on tubing only serves to tighten the connection.
  • Pre-applied PTFE based pipe sealant on all male pipe threads saves customer additional labor.
  • Working pressure: fittings are suitable for use up to the maximum working pressure of the plastic tubing used. Also suitable for vacuum service.
  • Working temperature: -10 deg. F to 200 deg. F.
Part Number Tube OD Male NPTF Min/Max Temp Material Weight (Lbs)
684x10* 1/8" 10-32 -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0180
684x4 1/8" 1/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0240
685x10* 5/32" 10-32 -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0165
685x4 5/32" 1/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0250
685x8 5/32" 1/4" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0505
686x10* 3/16" 10-32 -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0175
686x4 3/16" 1/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0315
688x10* 1/4" 10-32 -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0240
688x4 1/4" 1/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0250
688x8 1/4" 1/4" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0400
688x12 1/4" 3/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0850
6812x4 3/8" 1/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0400
6812x8 3/8" 1/4" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0450
6812x12 3/8" 3/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0600
6812x16 3/8" 1/2" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.1200
6816x8 1/2" 1/4" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.1000
6816x12 1/2" 3/8" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.0700
6816x16 1/2" 1/2" -10 deg. F / 200 deg. F (-23.33 deg. C / 93.33 deg. C) Brass 0.1000
* UNF - Straight thread, supplied with gasket.
Dixon Valve & Coupling

Dixon Valve & Coupling

Dixon, founded in 1916, is a premier manufacturer and supplier of hose couplings, valves, dry disconnects, swivels, and other fluid transfer and control products. Our global reach includes a wide range of products for numerous industries including petroleum exploration, refining, transportation, chemical processing, food and beverage, steel, fire protection, construction, mining, and manufacturing.

Shop Parts by Dixon Valve & Coupling