Bill of Materials – Pressure Gauge
Item | Type | Priority | Comments | Price (estimated - USD/US) | Aliexpress | Amazon (US) | Amazon (Europe) | Amazon (Brazil) | |
 | Pressure Gauge | Component | Needed | I recommend model "0-16 bar" or "0-25 bar", "BSP(G) 1-8 With oil" to keep it compatible with the remaining components in this BOM. | 13.00 | ||||
 | Male Fitting 1/8 BSP - OD 6, OD 4, 1/8 BSP | Component | Needed | For Rancilio Silvia, I'm using OD 6mm, ID 4mm, 1/8 BSP. The male is type PC in this link. | 3.00 each (you will need 2 units) | ||||
| Female Fitting 1/8 BSP - OD 6, OD 4, 1/8 BSP | Component | Needed | For Rancilio Silvia, I'm using OD 6mm, ID 4mm, 1/8 BSP. The female is type PCF in this link, Notice that if you select the option with OD=4 mm (external diameter), ID = 2.5 (internal diameter). Then, the PTFE tube needs to match these dimensions. | 3.00 each (you will need 1 unit) | ||||
 | PTFE Tube | Component | Needed | For Rancilio Silvia, I'm using OD 6mm, ID 4mm. Notice that if you have, for example a Philco, and select the fitting above with OD=4 mm (external diameter), ID = 2.5 (internal diameter). Then, the PTFE tube needs to match these dimensions. | 8.00 | ||||
 | BS Female Female Male Tee 3 Ways | Component | Needed | For Rancilio Silvia with PTFE tube, I'm using female-female-male, 1/8 BSP. | 10.00 | ||||
 | Barb tail Tee | Component | Needed | Barb tail tee 6mm for Gaggia Classic Pro, Saeco Poemia and others | 8.00 | ||||
 | Adjustable wrench | Tool | Recommended | 8.00 | |||||
 | Multibits toolkit | Tool | Optional | 20.00 | |||||
 | Ratchet multitool kit | Tool | Optional | ||||||
 | Crimp clamps and crimper tool | Tool | Optional | If you are using barb tail fittings and don't want to use worm drive clamps | 11.00 | ||||
 | Glycerin for the pressure gauge | Component | Needed | Most will ship the pressure gauge without the liquid, but you can buy glycerin online or at a cosmetics store / pharmacy near your house. | 4 | ||||
Diverse (don't forget) | Teflon tape |