The Heater,duct Type,stationary, cataloged under National Stock Number 4520-01-428-9791, 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 Indeeco Llc Dba Indeeco. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-428-9791 |
| Primary Part Number | L210T0 B12983-B-A TAG 89 |
| Item Name | Heater,duct Type,stationary |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Indeeco Llc Dba Indeeco |
| Status | ACTIVE |
| Heat Delivery Rate | 82570.4 BRITISH THERMAL UNIT |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Heat Medium Type | AIR |
| Inclosure Material | STEEL |
| Voltage in Volts | 440.0 |
| Mounting Type | VENTILATION DUCT |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Current Rating in Amps | 31.75 |
| Operating Control Type | THERMOSTATIC |
| 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 |
|---|---|
| L210T0 B12983-B-A SH2 TAG 89 | Indeeco Llc Dba Indeeco (USA) |
| L210T0 B12983-B-A SH2 TAG 101 | Indeeco Llc Dba Indeeco (USA) |
| L210T0 B12983-B-A TAG 89 PRIMARY | Indeeco Llc Dba Indeeco (USA) |
| Reference | Meaning |
|---|---|
| L210T0:B12983-B -A TAG 89 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| L210T0:B12983-B -A SH2 TAG 101 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| TFZU-24.20-22-21-440/3/1/24 | C/1 Advisory reference — outside the item-of-supply concept Indeeco Llc Dba Indeeco |
| L210T0:B12983-B -A SH2 TAG 89 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4520-01-428-9791 is a Heater,duct Type,stationary, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-428-9791 has 3 manufacturer part numbers on file: L210T0 B12983-B-A SH2 TAG 89 (Indeeco Llc Dba Indeeco), L210T0 B12983-B-A SH2 TAG 101 (Indeeco Llc Dba Indeeco), L210T0 B12983-B-A TAG 89 (Indeeco Llc Dba Indeeco).
Key specifications for L210T0 B12983-B-A TAG 89: Heat Delivery Rate: 82570.4 BRITISH THERMAL UNIT; Phase: THREE; Frequency in Hertz: 60.0; Current Type: AC. 11 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.