









🔧 See your system’s heartbeat with Boltigen’s crystal-clear oil sight glass!
The Boltigen 3/4'' NPT Male Hex Head Stainless Steel Oil Sight Glass is a robust liquid level gauge designed for industrial applications. Featuring a durable 304 stainless steel body and tempered borosilicate glass, it offers exceptional clarity and withstands pressures up to 435 PSI and temperatures from -30°C to 120°C. Ideal for air compressors, gearboxes, hydraulic tanks, and more, this sight glass ensures precise, real-time fluid monitoring with industrial-grade reliability.






| Manufacturer | Boltigen |
| Part number | FSG001 |
| Item Weight | 68 g |
| Package Dimensions | 6.2 x 5.21 x 4.19 cm; 68 g |
| Manufacturer reference | FSG001 |
| Size | 3/4'' NPT Male |
| Color | Silver |
| Batteries Included? | No |
| Batteries Required? | No |
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