Atlanta Rubber and Hydraulics Inc.

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O-Ring Boss Male Rigid 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.

ImageProduct NameSKUPriceQuick ViewBuyhf:att:pa_hydraulic-coupling-sizes
3/16" Hose ID x 1/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
3/16" Hose ID x 1/4" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-03-04$5.68 $3.94Quick View
3-16
1/4" Hose ID x 1/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P04
1/4" Hose ID x 1/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P04MB-04-04$5.43 $3.60Quick View
1-4-04
1/4" Hose ID x 5/16" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P05
1/4" Hose ID x 5/16" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P05MB-04-05$8.69 $5.78Quick View
1-4-04
1/4" Hose ID x 3/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P06
1/4" Hose ID x 3/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 04U-P06MB-04-06$5.58 $3.68Quick View
1-4-04
1/4" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
1/4" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-04-08$16.16 $6.82Quick View
1-4-04
3/8" Hose ID x 3/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P06
3/8" Hose ID x 3/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P06MB-06-06$5.52 $3.76Quick View
3-8
3/8" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P08
3/8" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P08MB-06-08$7.05 $4.28Quick View
3-8
3/8" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P10
3/8" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 06U-P10MB-06-10$13.65 $9.56Quick View
3-8
1/2" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P08
1/2" Hose ID x 1/2" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P08MB-08-08$7.38 $4.76Quick View
1-2
1/2"  Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P10
1/2" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P10MB-08-10$8.79 $5.68Quick View
1-2
1/2" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P12
1/2" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 08U-P12MB-08-12$15.75 $10.78Quick View
1-2
5/8" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 10U-P10
5/8" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 10U-P10MB-10-10$19.52 $13.66Quick View
5-8
5/8" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
5/8" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-10-12$15.54 $10.90Quick View
5-8
3/4" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 12U-P10
3/4" Hose ID x 5/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 12U-P10MB-12-10$14.21 $9.82Quick View
3-4
3/4" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 12U-P12
3/4" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 12U-P12MB-12-12$18.72 $9.90Quick View
3-4
3/4" Hose ID x 7/8" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
3/4" Hose ID x 7/8" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-12-14$42.56 $29.80Quick View
3-4
3/4" Hose ID x 1" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
3/4" Hose ID x 1" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-12-16$37.55 $24.78Quick View
3-4
1" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic Fitting
1" Hose ID x 3/4" - Male Boss O-Ring Rigid Standard Hydraulic FittingMB-16-12$32.01 $22.40Quick View
1
1" Hose ID x 1" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 16U-P12
1" Hose ID x 1" - Male Boss O-Ring Rigid Standard Hydraulic Fitting | 16U-P12MB-16-16$22.60 $14.12Quick View
1

Technical Specifications for the MB – O-Ring Boss Male Rigid

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.

Need Further Customization or Assembled Quote