Click to enlargeNW25 Replacement Buna-N O-Ring
A: 0.21"
B: 1.10"

NW25-100-OB
NW25 (KF25) Replacement Buna O'Ring
Fits NW25 Standard & Adaptive Centering Rings

Buna-N O-Ring:
• 100°C Maximum
Also Known As Nitrile (NBR)
• NW25 (KF25) Replacement Elastomer Seal

NW25 High Vacuum Flange Equivalents
KF25, KF-25, K100, NW-25, QF25, ISO-QF
NW25-100-OB Compare to: KG25B, 711022 100313903 O-B320 100 degrees P103648


NW25 Buna-N O-Ring
(NW25-100-OB)

NW25-100-OBPrice: $3.32Sale: $1.00

Click to enlarge
Click to enlarge
NW25 O-Rings (All)


NW25 Centering Rings


Click to enlarge
Click to enlarge
NW25 to NW20
Adaptive Centering Rings



All NW25 Hardware



**NW25 Flange Accessories Available Below**
NW25 Centering Rings
NW20 to NW25 Adaptive Centering Ring

NW25 Clamps, All Types
NW25 Plastic Caps

Buna-N O-Ring:
100°C Maximum
Also Known As Nitrile (NBR)

• Buna-N is low cost, but their maximum operating temperature of 100°C makes them unacceptable for many high temperature vacuum applications.

Contact LDS Vacuum with any questions:
Phone (407)862-4643 via Fax (407)862-8723 or
info@ldsvacuum.com

LDS Vacuum Products is a 100% woman owned company and
certified Woman Owned Small Business (WOSB)
The logos and/or trademarks appearing on this page are not owned by or registered to LDS but, rather, designate products sold by LDS, and are owned and/or registered to the manufacturers or suppliers of the products.