Atlanta Rubber and Hydraulics Inc.
Home > Hydraulics > Braided/Standard Fittings > ORB
O-Ring Boss Male Swivel Hydraulic Hose Fittings
Replaces the Discontinued Eaton Weatherhead U Series
Highlights
- High strength
- Corrosion resistant coated steel
- Manufactured to exact specifications to match hydraulic hose
Hose Compatible
- SAE R1S
- SAE R2S
- Thermoplastic R7 & R8
MADE IN THE USA!
U-Series Reference
We have created a reference chart for your convenience at the bottom of this page with additional fitting specifications.
Click on the Specifications button below to view.
The Weatherhead U Series Part Number is located at the end of the Product Name.
There may not be an interchange for all of our hose ends.
If you are on a phone, click on the small green plus to view more information.
| Image | Product Name | SKU | Price | Quick View | Quantity | Buy | hf:att:pa_hydraulic-coupling-sizes |
|---|---|---|---|---|---|---|---|
 | 1/4" Hose ID x 1/4" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | 04U-R04 | MBX-04-04 | Original price was: $14.57.$8.74Current price is: $8.74. | Quick View | 1-4-04 | ||
| 1/4" Hose ID x 5/16" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | MBX-04-05 | Original price was: $45.07.$27.04Current price is: $27.04. | Quick View | 1-4-04 | ||
| 1/4" Hose ID x 3/8" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | MBX-04-06 | Original price was: $15.20.$9.12Current price is: $9.12. | Quick View | 1-4-04 | ||
| 3/8" Hose ID x 1/4" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | MBX-06-04 | Original price was: $21.53.$12.92Current price is: $12.92. | Quick View | 3-8 | ||
| 3/8" Hose ID x 3/8" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | 06U-R06 | MBX-06-06 | Original price was: $13.67.$8.20Current price is: $8.20. | Quick View | 3-8 | ||
| 3/8" Hose ID x 1/2" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | 06U-R08 | MBX-06-08 | Original price was: $16.43.$9.98Current price is: $9.98. | Quick View | 3-8 | ||
| 1/2" Hose ID x 1/2" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | 08U-R08 | MBX-08-08 | Original price was: $16.80.$10.08Current price is: $10.08. | Quick View | 1-2 | ||
| 1/2" Hose ID x 5/8" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | 08U-R10 | MBX-08-10 | Original price was: $17.80.$10.68Current price is: $10.68. | Quick View | 1-2 | ||
| 3/4" Hose ID x 3/4" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | MBX-12-12 | Original price was: $33.23.$19.94Current price is: $19.94. | Quick View | 3-4 | ||
| 1" Hose ID x 1" - Male Boss O-Ring Swivel Standard Hydraulic Fitting | MBX-16-16 | Original price was: $52.40.$31.44Current price is: $31.44. | Quick View | 1 |
Technical Specifications for the MBX – O-Ring Male Swivel
Our ORB Fittings to Weatherhead U Series Comparison Chart
The Weatherhead U Series Part Number is listed in the first column.
We have more ORB fittings available and there may not be a comparible part number.
| Eaton Weatherhead Part Number | SKU | A (Hose ID) | B | C | D | E | Thread |
|---|---|---|---|---|---|---|---|
| 04U-R04 | MBX-04-04 | 1/4 | 2.75 | 1.5 | 9/16 | 11/16 | 7/16 - 20 |
| N/A | MBX-04-05 | 1/4 | 2.78 | 1.52 | 9/16 | 3/4 | 1/2 - 20 |
| N/A | MBX-04-06 | 1/4 | 2.79 | 1.53 | 9/16 | 3/4 | 9/16 - 18 |
| N/A | MBX-06-04 | 3/8 | 3.07 | 1.57 | 11/16 | 11/16 | 7/16 - 20 |
| 06U-R06 | MBX-06-06 | 3/8 | 3.11 | 1.64 | 11/16 | 3/4 | 9/16 - 18 |
| 06U-R08 | MBX-06-08 | 3/8 | 3.18 | 1.62 | 11/16 | 15/16 | 3/4 - 16 |
| 08U-R08 | MBX-08-08 | 1/2 | 3.28 | 2.03 | 7/8 | 15/16 | 7/8 - 14 |
| 08U-R10 | MBX-08-10 | 1/2 | 3.49 | 1.85 | 7/8 | 1 | 3/4 - 16 |
| N/A | MBX-12-12 | 3/4 | 3.92 | 2.34 | 1-1/8 | 1-1/4 | 1 1/16 - 12 |
| N/A | MBX-06-10 | 3/8 | 3.27 | 1.77 | 11/16 | 1 | 7/8 - 14 |
| N/A | MBX-16-16 | 1 | 3.98 | 2.25 | 1-3/8 | 1-1/2 | 1 5/16 - 12 |