The Heater,feedwater, cataloged under National Stock Number 4520-01-557-1464, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Lifestream Watersystems, Inc. Dba Lifestream Watersystems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-557-1464 |
| Primary Part Number | MI150010 |
| Item Name | Heater,feedwater |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Lifestream Watersystems, Inc. Dba Lifestream Watersystems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MI150010 PRIMARY | Lifestream Watersystems, Inc. Dba Lifestream Watersystems Inc (USA) |
NSN 4520-01-557-1464 is a Heater,feedwater, manufactured by Lifestream Watersystems, Inc. Dba Lifestream Watersystems Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-557-1464 has 1 manufacturer part number on file: MI150010 (Lifestream Watersystems, Inc. Dba Lifestream Watersystems Inc).
Key specifications for MI150010: Special Features: HEATER IS 440VAC 60 HZ 3 PHASE;POWER IS 18KW;ELEMENTS ARE INCOLOY SHEATH 3 EA. 45 WATTS/SQ. IN;VESSEL IS DUPLEX SS ALLOY;HEATER IS INSULATE WITH 1.5 IN. THICK INSULATION WITH ALUMINUM JACKET; 0 TO L40 DEG F THERMOSTAT;PRESET 110 DEF. F OVERTEMP DEVICE WITH MANUAL RESET BUTTON; DRY WEIGHT 105 LBS; WET WEIGHT 115 LBS VAC; End Item Identification: HEATER,FEEDWATER;P/N MIL50010, NSC-420 (WMSL-750). 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.