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Trapped centering ring (inner ring only), KF25

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KF25, Trapped centering ring, over pressure centering ring, Buna-N NBR O-ring (Pack of 2 pcs)

KF25, Trapped centering ring, over pressure centering ring, Buna-N NBR O-ring (Pack of 2 pcs)
$10.90
🚧 KF25 flange is originally designed for vacuum application Outer rings: Aluminum Inner rings: stainless steel 304 O-rings: ID 28mm C.S 5.0mm 🍺 Under some circustances, vacuum chamber attains positive pressure > 1 ATM 💨 O-ring might shift and cause sealing failure ✔️ This over pressure ring can withstand postive pressure of 2-50psig operat...

KF25, Trapped centering ring, over pressure centering ring, FKM O-ring (Pack of 2 pcs)
$12.80
🚧 KF25 flange is originally designed for vacuum application 🍺 Under some circustances, vacuum chamber attains positive pressure > 1 ATM 💨 O-ring might shift and cause sealing failure ✔️ This over pressure ring can withstand postive pressure of 2-50psig operation

Trapped centering ring, KF40
$3.90
KF40 trapped centering ring set Inner ring, made of stainless steel 304 outer ring, made of Aluminum O-ring, made of FKM (Viton)

Trapped centering ring, KF25
$3.00
KF25 trapped centering ring set Inner ring, made of stainless steel 304 outer ring, made of stainless steel 304 O-ring, made of FKM (Viton)

KF40 NW40, Trapped centering ring, over pressure centering ring, FKM O-ring (Pack of 2 pcs)
$15.80
🚧 KF40 flange is originally designed for vacuum application 🍺 Under some circumstances, the vacuum chamber attains positive pressure > 1 ATM 💨 O-ring might shift and cause sealing failure ✔️ This over-pressure ring can withstand positive pressure of 2-50psig operation