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Federal Supply Class 4520

SPACE AND WATER HEATING EQUIPMENT

20,325 NSN part numbers in this class

NSNItem Name
4520-00-425-0373—
4520-00-425-0374Heater
4520-00-425-0375Housing,Burner and Plug Assembly
4520-00-425-0398—
4520-00-425-0401Heating Element,Electrical,Nonim
4520-00-425-0425Heating Element,Electrical,Immer
4520-00-425-0489Heater,Space,Electric
4520-00-425-5879Boiler,Heating,Low Pressure
4520-00-425-9634—
4520-00-426-2365Heating Element,Electrical,Nonim
4520-00-426-2375Heating Element,Electrical,Nonim
4520-00-427-0360Heating Element,Electrical,Nonim
4520-00-427-0456Heating Element,Electrical,Nonim
4520-00-427-1887—
4520-00-427-1982—
4520-00-427-1985—
4520-00-427-5694Heating Element,Electrical,Nonim
4520-00-427-6642Heating Element,Electrical,Immer
4520-00-428-0171—
4520-00-428-0172—
4520-00-428-0173—
4520-00-428-0174—
4520-00-428-0176—
4520-00-428-0177—
4520-00-428-3631Heating Element,Electrical,Immer
4520-00-429-9151—
4520-00-430-5507—
4520-00-430-9792Heating Element,Electrical,Nonim
4520-00-430-9808Heating Element,Electrical,Immer
4520-00-430-9868—
4520-00-431-0122Heating Element,Electrical,Immer
4520-00-431-3328—
4520-00-431-8332Heating Element,Electrical,Nonim
4520-00-431-9974—
4520-00-431-9996Heating Element,Electrical,Immer
4520-00-432-1324Heating Element,Electrical,Nonim
4520-00-432-1552Heating Element,Electrical,Nonim
4520-00-432-1854—
4520-00-432-1865—
4520-00-432-1872—
4520-00-432-2666Heating Element,Electrical,Nonim
4520-00-432-3395Heating Element,Electrical,Nonim
4520-00-432-7740Heating Element,Electrical,Nonim
4520-00-433-0773—
4520-00-433-0806—
4520-00-433-0809—
4520-00-433-0829Heater,Water,Electric
4520-00-433-0830—
4520-00-433-2226—
4520-00-433-2227—
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About FSC 4520

Class: SPACE AND WATER HEATING EQUIPMENT

Group: FSG 45 — PLUMBING, HEATING, AND WASTE DISPOSAL EQUIPMENT

Items: 20,325 NSN part numbers