Blinds & SPacers
We make standard and refinery specific parts.
Custom machining, fabricating, and welding to customer specifications, is available at any time.
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O'Brien spacers and blinds have been serving refineries for years.
Spectacle Blinds
Spacers
aka Figure 8
Standard: ASME B-16.48
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Size: 1/2" - 60"
Rating: 150# - 2500# (we stock 150# - 300#)
Facing: Flat Face for 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, Nickel Alloys, and Chrome Moly.
Standard: ASME B-16.48
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Size: 1/2" - 60"
Rating: 150# - 2500#
Facing: Flat Face for 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, Nickel Alloys, and Chrome Moly.
aka Skillet Blind, Pancake Blind, Spade Blind
Slip Blinds (Isolation)
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Paddle Blinds (Pressure / Hydro Test)
Standard: ASME B-16.48
We stock 150#-300# , Mill Finish.
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Size: 1/2" - 60"
Rating: 150# - 2500#
Facing: Flat Face for 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, Nickel Alloys, and Chrome Moly.
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.
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Size: 1/2" - 60"
Rating: 150# - 1500#
Facing: Raised face
Finish: Mill finish
Material: *Carbon Steel, Stainless, Nickel Alloys, and Chrome Moly.
*Standard carbon steel supplied is A516 Gr. 70 at 1/4" and thicker.
Sheet thickness (7GA, 10GA, 11GA) is supplied in A1011.
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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)
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Did You know?
Slip and Pressure Blinds can have the exact
or very different dimensions depending on
the line size and flange rating!
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Thank you for specifying
which one in your order!