The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-559-7752, 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 In Mar Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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,nonim |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | In Mar Systems Inc (CAGE 0BJH3) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-559-7752 |
| Primary Part Number | IM-LCS1-010-115-S6 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | In Mar Systems 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 |
|---|---|
| IM-LCS1-010-115-S6 PRIMARY | In Mar Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| LINE01-TM IN-MAR REV3 SH52/ | 5/1 Secondary reference In Mar Systems Inc |
| LINE19-TM IN-MAR REV3 SH52/ | 5/1 Secondary reference In Mar Systems Inc |
| LINE02-I19/IM-LCS1-010-115-S6 | 5/1 Secondary reference In Mar Systems Inc |
NSN 4520-01-559-7752 is a Heating Element,electrical,nonim, manufactured by In Mar Systems Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-559-7752 has 1 manufacturer part number on file: IM-LCS1-010-115-S6 (In Mar Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 3030-01-560-2633. 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.