2" HD Forged Steel, Non-Adjustable Snap Clamp, ACME Style
Coupling, 4" Heavy Duty Snap, w/Gasket, Non-Adjustable
Float Switch for Sump Pump -100-Foot Water Level Sensor with Honeywell Microswitch and Adjustable Tether Length for Ground Water Bilge Pump and Water Tank – Non-Corrosive PP Casing, Rated to 13 Amps -
Doheny's 2601 pump with "Non-adjustable discharge" : r/pools
Single Tube Holder | Non-Adjustable | Zefon International | Zefon International
GOULDS WATER TECHNOLOGY Laing Thermotech E Series E1-BCUVNNNW-01 Non-Timer Ultracirc 0.02 HP Circulating Pump with Adjustable Speed and P 60A0G1004 - The Home Depot
Air System Valves: D2A Type Air Compressor Governor - Non-Adjustable