Closed PTFE / Teflon end cap for pillow blocks and flange units · corrosion resistant
PTFE end caps Series — 9 sizes
Snap-in closed PTFE end caps that seal the open side of a pillow block or flange unit, keeping wash water, product residue and dust out of the insert bearing. Sized by the insert bearing outside diameter, so one cap size fits every housing that takes the same insert. Depth varies with the maker — confirm before ordering.


PTFE end caps size chart
All dimensions in mm| Model | Bore | Insert | Da | B | C kN | C₀ kN | kg |
|---|---|---|---|---|---|---|---|
| PTFE-CAP-204 | 20 | SSUC204 / UC204 | 47 | — | 12.8 | 6.65 | 0.02 |
| PTFE-CAP-205 | 25 | SSUC205 / UC205 | 52 | — | 14 | 7.85 | 0.02 |
| PTFE-CAP-206 | 30 | SSUC206 / UC206 | 62 | — | 19.5 | 11.3 | 0.02 |
| PTFE-CAP-207 | 35 | SSUC207 / UC207 | 72 | — | 25.7 | 15.3 | 0.02 |
| PTFE-CAP-208 | 40 | SSUC208 / UC208 | 80 | — | 29.1 | 17.8 | 0.02 |
| PTFE-CAP-209 | 45 | SSUC209 / UC209 | 85 | — | 32.5 | 20.4 | 0.02 |
| PTFE-CAP-210 | 50 | SSUC210 / UC210 | 90 | — | 35.1 | 23.2 | 0.02 |
| PTFE-CAP-211 | 55 | SSUC211 / UC211 | 100 | — | 43.6 | 29 | 0.02 |
| PTFE-CAP-212 | 60 | SSUC212 / UC212 | 110 | — | 47.5 | 32.5 | 0.02 |
Dimensions follow the standard UCP2 housing envelope; “—” means the value is not published. Load ratings are the basic ratings of the equivalent insert bearing section and are indicative. Housing: aisi 304 stainless steel / thermoplastic / solid ptfe (by series).
Other stainless & Teflon series
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