
American Standard MECH BMI FLANGE W/O HOLES | MODEL 321W
Model 321W
- Class
- American Standard Class 150
- Material
- Malleable iron ASTM A197/A197M
- Dimensions
- ASME B16.3, B16.14 (unions B16.39)
- Threads
- ASME B1.20.1
- Sizes
- 1/2" – 2"
- FM Approvals FM — MECH Pipe Fittings (threaded & grooved) Verify ↗
- UL UL — American Standard MECH BMI FLANGE W/O HOLES | MODEL GFW (related to model 321W) EX6624 Verify ↗
- UL UL — MECH Threaded Malleable Iron Blind Flange 321W EX6624 Verify ↗
- EPD EPD — MECH Malleable iron fittings
- NSF NSF/ANSI 372 — MECH fittings & valves, lead free (IAPMO R&T) 6047
- NSF NSF/ANSI 61 — MECH fittings & valves (IAPMO R&T) N-5941



