Skip to content
68RB-0606B Dixon Brass Air Brake Fitting - Male Connector - Body Only - 3/8" Tube OD - 3/8" Pipe Thread - 31/32"-20 Straight Thread

68RB-0606B Dixon Valve Brass Air Brake Fitting - Male Connector - Body Only - 3/8" Tube OD - 3/8" Pipe Thread - 31/32"-20 Straight Thread

Save $0.30 Save $0.30
$3.67
$3.67 - $3.67
$3.67
$3.37
$3.37 - $3.37
$3.37

Air Brake Fittings - Male Connector - Body Only 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: 68RB-0606B Dixon
Shape (Orientation): Straight
Material(s): Brass
Applications:
  • Compression style air brake fittings utilizes ribbed sleeve for compression and positive grip.
Features:
  • Materials: machined from CA360 brass.
  • Pre-applied thread sealant on all male pipe threads.
  • Working pressure: 150 PSI maximum.
  • Working temperature: -40 deg. F to 200 deg. F.
  • Compatible tubing: SAE J844 type A and B.
  • Specifications: Meets D.O.T FMVSS 571.106 and SAE J1131, and SAE J2494.
  • These fittings are designed for use in air brake systems or in cab controls.
Assembly Instructions:
  • Cut tubing squarely - maximum of 15 deg. angle allowable.
  • Check that port or mating part is clean and free of debris.
  • Insert tubing into fittings until it bottoms on seat.
  • Tighten nut with wrench until one thread remains visible on the fittings body; (this will allow for a number of remakes) or, the nut should be screwed down finger tight, then wrench-tightened as indicated in the chart below.
Tube Size Turns required to seal from hand tight
3/16" 2-1/2
1/4" 3
3/8" & 1/2" 4
5/8" & 3/4" 3-1/2
Part Number Tube OD Pipe Thread Straight Thread Hex Material Weight (Lbs.)
68RB-0604B 3/8" 1/4" 31/32"-20 31/32" CA360 Brass -
68RB-0606B 3/8" 3/8" 31/32"-20 31/32" CA360 Brass -
68RB-0608B 3/8" 1/2" 31/32"-20 31/32" CA360 Brass -
68RB-0806B 1/2" 3/8" 1-3/32"-20 1-1/8" CA360 Brass -
68RB-0808B 1/2" 1/2" 1-3/32"-20 1-1/8" CA360 Brass -
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