The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-503-5658, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-503-5658 |
| Primary Part Number | 6392790 FIND 37 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Material | PLASTIC POLYAMIDE NYLON RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION |
| 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 |
|---|---|
| 6392790 FIND 37 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 6392790 FIND 37 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| HK5268R31.7L24B | 5/9 Secondary reference Minco Products Inc |
NSN 4520-01-503-5658 is a Heating Element,electrical,nonim, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-503-5658 has 2 manufacturer part numbers on file: 6392790 FIND 37 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 6392790 FIND 37 (Naval Sea Systems Command).
Key specifications for 6392790 FIND 37: Special Features: MTL. IS KAPTON, 20 - 24 GUAGE 4 INCH LEADS, .55 X 15 INCHES LONG W/ PSA PSA BACKING IN; Part Name Assigned by Controlling Agency: ELEMENT HEATER; Material: PLASTIC POLYAMIDE NYLON RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION. 1 specification is 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.