The Heater,space,electric, cataloged under National Stock Number 4520-01-571-1071, 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 Highland Engineering, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-571-1071 |
| Primary Part Number | 32057 |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Highland Engineering, 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 |
|---|---|
| 32057 PRIMARY | Highland Engineering, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 13229E1271-1 | 5/2 Secondary reference U.S. Government activity |
NSN 4520-01-571-1071 is a Heater,space,electric, manufactured by Highland Engineering, Inc., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-571-1071 has 1 manufacturer part number on file: 32057 (Highland Engineering, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 6515-01-604-0761, 6630-01-608-2087. Verify interchangeability with system specifications before substitution.
Key specifications for 32057: Part Name Assigned by Controlling Agency: HEATER, PUMP; End Item Identification: WATER PURIFICATION UNIT, TRAILER MOUNTED NSN 4610-01-219-8707. 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.