
- A: 5.91 in / 150.0 mm
- B: 6.01 in / 152.60 mm
- C: 0.31 in / 8 mm
- D: 0.15 in / 3.9 mm
- E: 7.05 in/ 179 mm
ISO Outer / Inner Ring Centering Ring w/O-Ring is available in the following sizes: ISO 63, ISO 80, ISO 100, ISO 160, ISO 200, ISO 250, ISO 320, ISO 400, ISO 500.
ISO Outer / Inner Ring Centering Ring w/O-Ring is made out of Aluminum, Stainless Steel , Viton.
ISO Flange Series are comprised of two smooth face flanges clamped together with a combination of metal centering rings, and elastomeric O-Rings.




Wholesale 1" Bored Blank Flange, Stainless Steel, KF25 (NW25)
Single Claw Clamp, ISO 63 - 100, Stainless Steel
Wholesale 1.73" Bored Blank Flange, Stainless Steel, KF40 (NW40)
Bored Bolted Flange, ISO 80, Stainless Steel
Wholesale Blank Off Flange, KF16 (NW16), Aluminum
Wholesale 4" Bored Blank Flange, Stainless Steel, KF100 (NW100)
Bored Bolted Flange, ISO 400, Stainless Steel
Wholesale Blank Off Flange, KF40 (NW40), Aluminum
Wholesale 0.75" Bored Blank Flange, Stainless Steel, KF 16 (NW 16)
Wholesale 2.5" Bored Blank Flange, Stainless Steel, KF63 (NW63)
NW/KF40 Aluminum Flange Clamp + Centering O-rings with Fluorine Rubber
ISO Outer / Inner Ring Centering Ring w/O-Ring, ISO 80, Aluminum, Stainless Steel , Viton 

