ID 21 mm hydraulic seals
21 parts with ID 21. This size appears across O-Rings (8), K69 (2), K15 (1), K16 (1), K17 (1), K18 (1), K26 (1), and K49 (1).
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Dimensions in mm. Enter one measurement or a full size such as 36x44x5.5.
21 matching parts
| Image | Code (SKU) | Category | ID (d) | OD (D) | H (L) | Action |
|---|---|---|---|---|---|---|
![]() | K15 032-021 | K15 | 21 | 32 | 4.2 | |
![]() | K16 030-021 | K16 | 21 | 30 | 13.5 | |
![]() | K17 032-021 | K17 | 21 | 32 | 4.2 | |
![]() | K18 030-021 | K18 | 21 | 30 | 13.5 | |
![]() | K26-060/1 | K26 | 21 | 60 | 26 | |
![]() | K49 032-021 | K49 | 21 | 32 | 4.2 | |
![]() | K515 032-021 | K515 | 21 | 32 | 4.2 | |
![]() | K518 030-021 | K518 | 21 | 30 | 13.5 | |
![]() | K518X 030-021 | K518X | 21 | 30 | 13.5 | |
![]() | K69-025 | K69 | 21 | 25 | 9.7 | |
![]() | K69-025/1 | K69 | 21 | 25 | 8.2 | |
![]() | K73-021 | K73 | 21 | 25 | 9.5 | |
![]() | K753-032 | K753 | 21 | 32 | 4.2 | |
![]() | OR02100100 | O-Rings | 21 | — | 1 | |
![]() | OR02100150 | O-Rings | 21 | — | 1.5 | |
![]() | OR02100200 | O-Rings | 21 | — | 2 | |
![]() | OR02100250 | O-Rings | 21 | — | 2.5 | |
![]() | OR02100300 | O-Rings | 21 | — | 3 | |
![]() | OR02100400 | O-Rings | 21 | — | 4 | |
![]() | OR02100500 | O-Rings | 21 | — | 5 | |
![]() | OR02100600 | O-Rings | 21 | — | 6 |












