Blinds & SPacers

We make standard and refinery specific parts.

Custom machining, fabricating, and welding to customer specifications, is available at any time.

O'Brien spacers and blinds have been serving refineries for years.

Spectacle Blinds ( "Figure 8")

SPEC BLIND_watermarked.jpg

Standard: ASME B-16.48

Size: 1/2" - 60" 


Rating: 150# - 2500# (we stock 150# - 300#)


Facing: Raised face and ring-type joint male (octagonal or oval) or female.


Finish: Mill finish, 125-250 AARH, sand blasted, galvanized coating, or your specification. 


Material: *Carbon Steel, Stainless and Nickel Alloys.

Paddle Blinds (Pressure / Hydro Test)

PADDLE BLINDS (PRESSURE _ HYDRO TEST)_wa

Standard: ASME B-16.48

We stock 150#-300# , Mill Finish.

Size: 1/2" - 60" 


Rating: 150# - 2500#


Facing: Raised face and ring-type joint male (octagonal or oval) or female.


Finish: Mill finish, serrated 125-250 AARH, sand blasted, galvanized coating, or your specification. 


Material: *Carbon Steel, Stainless and Nickel Alloys.

Spacers

SPACER_watermarked.jpg

Standard: ASME B-16.48

Size: 1/2" - 60" 


Rating: 150# - 2500#


Facing: Raised face and ring-type joint male (octagonal or oval) or female.


Finish: Mill finish, 125-250 AARH, sand blasted, galvanized coating, or your specification. 


Material: *Carbon Steel, Stainless and Nickel Alloys.

SLIP BLINDS_watermarked.jpg

Slip Blinds (Isolation)

Standard: ASME B-16.48

We stock 150#-300# , Mill Finish.

A standard slip is 1/4" thick, but we can fabricate to your specifications.

Size: 1/2" - 60" 


Rating: 150# - 1500#


Facing: Raised face


Finish: Mill finish 


Material: *Carbon Steel, Stainless and Nickel Alloys.

*Standard carbon steel supplied is A516 Gr. 70 at 1/4" and thicker.

Sheet thickness (7GA, 10GA, 11GA) is supplied in A1011.

First time ordering?

Please have the following information ready

1. Quantity
2. Line size
3. Flange rating
4. Material type
5. Finish (Mill or serrated)
6. Thickness
7. Type (Raised faced or RTJ)  

Did You know?

Slip and Pressure Blinds can have the exact 

or very different  dimensions depending on
the line size
and flange rating!

Thank you for specifying 
which one in your order! 

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