The Heating Element,electrical,immer, cataloged under National Stock Number 4520-00-359-9848, 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 Precision Scientific Petroleum Instruments Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | Precision Scientific Petroleum Instruments Co (CAGE 48619) |
| Parameter | Value |
|---|---|
| NSN | 4520-00-359-9848 |
| Primary Part Number | 66516 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Precision Scientific Petroleum Instruments Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 66516 PRIMARY | Precision Scientific Petroleum Instruments Co (USA) |
NSN 4520-00-359-9848 is a Heating Element,electrical,immer, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-359-9848 has 1 manufacturer part number on file: 66516 (Precision Scientific Petroleum Instruments Co).
2 possible matches (shared part number, not a government interchangeability claim): 5315-00-731-5341, 2530-00-852-4975. Verify interchangeability with system specifications before substitution.
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.