
- A: 3.95 in / 100.0 mm
- B: 4.00 in / 101.60 mm
- C: 0.31 in / 8 mm
- D: 0.15 in / 3.9 mm
- E: 5.04 in/ 128 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 KF-50 Vacuum Bellows Hose, 160 Inch, ISO-KF Flange Size NW-50, Stainless Steel
Blank Stub, KF 25 (NW 25), Brass
New Agilent Varian DS40m DS40 m Dual Stage Rotary Vane Vacuum Pump 1 Phase 100-120 VAC X3703-64000
ISO Outer / Inner Ring Centering Ring w/O-Ring, ISO 200, Aluminum, Stainless Steel , Viton
New Agilent Varian DS202 DS 202 Dual Stage Rotary Vane Vacuum Pump 9499320
Edwards E2M275 Rotary Vane Dual Stage Mechanical Vacuum Pump, 200V 50/60Hz, 380V 60Hz, PN A36717934, PFPE Prepared, IE3 ASIA Voltage
Blank Stub, KF 16 (NW 16), Brass
Bored Neck Flanges - Rotatable, CF 16 (133) x 6.35 mm, Stainless Steel
New Agilent Varian DS602 DS 602 Dual Stage Rotary Vane Vacuum Pump, 1-Phase 115/220 VAC, 9499335
Bored Neck Flanges - NonRotatable - Tapped Bolt Holes, CF 16 (133) x 6.35 mm, Stainless Steel
New Bearing Cap for Leybold 150 CSV Turbopump
New Pfeiffer HiPace-300C (chemical) Turbo Drag Pump DN100 ISO-KF ISO 100, 245 l/s P/N PMP03906
Leybold Power Failure Venting Valve for any TURBOVAC i Series Turbo Pump, 24 VDC, NO, G 1/8 in. Connector. PN: 800120V0022
Leybold TURBOVAC 1450i Turbo Vacuum Pump with ISO-K 250 Inlet, 1390 l/s Pumping Speed, Water Cooled. PN: 850122V1000
New Agilent Varian DS302 DS 302 Dual Stage Rotary Vane Vacuum Pump 9499325 

