Blue-White F-4427A, 3/8" and 1/2" Panel Mount Lock Nut
- 3/8" and 1/2" Panel Mount Lock Nut for F-440, F-450N, and F-550 Series Flowmeters
- Made from durable polysulfone for chemical and mechanical resistance
- Designed for secure panel mounting on models including F-55500 (liquid or gas, standard or adjustable)
- Compatible with F-440 and F-450 Series panel mount models
- Alternate Part Number: 91001-154
