The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-074-9186, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-074-9186 |
| Primary Part Number | 1897A21 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Body Style | STANDARD ELEMENT |
| Element Quantity | 2 |
| 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 |
|---|---|
| 1897A21 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 4520-00-074-9186 is a Heating Element,electrical,nonim, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-074-9186 has 1 manufacturer part number on file: 1897A21 (Bae Systems Information and Electronic Systems Integration Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-585-3864. Verify interchangeability with system specifications before substitution.
Key specifications for 1897A21: Body Style: STANDARD ELEMENT; Element Quantity: 2. 2 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.