This E61 steam and water tap rod is a direct replacement part for older Rocket espresso machines that use the round pin and black knob. It is made in Milan, Italy, from chrome-plated brass and comes already assembled with the brass rod, rubber grommet, spring and two O-rings.
With a 5.8 mm pin diameter and 74 mm length, it fits 74 mm versions of the Appartamento, Appartamento 2017, Cromometro R and V, Cellini Evoluzione, Giotto Cronometro R and V, Giotto Evoluzione, Mozzafiato Cronometro R and V, Mozzafiato Evoluzione R and V, and the Cime New Era. It will not fit older models with 6.6 mm shafts or newer models with a square pin.
Key Features
| Brand | Rocket |
| Model | R229905177 |
| Product Type | Steam and water tap rod |
| Material | Chrome-plated brass |
| Pin Diameter | 5.8 mm |
| Length | 74 mm |
| Brass Grommet Holder | 14 mm |
| Compatibility | Rocket Appartamento, Appartamento 2017, Cromometro R, Cromometro V, Cellini Evoluzione, Giotto Cronometro R, Giotto Cronometro V, Giotto Evoluzione, Mozzafiato Cronometro R, Mozzafiato Cronometro V, Mozzafiato Evoluzione R, Mozzafiato Evoluzione V, Cime New Era |
| Included Components | Brass rod, rubber grommet, spring, 2 O-rings |
| Country of Origin | Italy |
| Rocket Code | R229905177 | D1224G2V3181 |
Compatibility
- 74mm versions
- Rocket: Appartamento, Appartamento 2017
- Rocket: Cromometro R, Cromometro V
- Rocket Cellini Evoluzione
- Rocket: Giotto Cronometro R, Giotto Cronometro V, Giotto Evoluzione
- Rocket: Mozzafiato cronmetro R, Mozzafiato cronmetro V, Mozzafiato Evoluzione R, Mozzafiato Evoluzione V
- Cime: New Era
Frequently asked questions
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Inventory Last Updated: Nov 04, 2026