The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-170-0691, 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 Rolls-Royce Solutions America Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-170-0691 |
| Primary Part Number | KB7515 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Length | 18.250 INCHES MINIMUM AND 18.500 INCHES MAXIMUM IN |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | STANDARD ELEMENT |
| Maximum Wattage Rating in Watts | 75.0 SINGLE VOLTAGE |
| Element Connection Style | ROUND BAYONET |
| Effective Heating Length | 516.000 INCHES NOMINAL IN |
| Width | 10.625 INCHES MINIMUM AND 10.875 INCHES MAXIMUM IN |
| Material | COPPER RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION |
| Element Quantity | 1 |
| 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 |
|---|---|
| KB7515 | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| KB7515 | 5/2 Secondary reference U.S. Government activity |
| SW23892 | 5/2 Secondary reference U.S. Government activity |
| 315-00-0002 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
| 315-00-0002 | 5/2 Secondary reference U.S. Government activity |
| KB7515-A-2045 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4520-01-170-0691 is a Heating Element,electrical,nonim, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-170-0691 has 1 manufacturer part number on file: KB7515 (Rolls-Royce Solutions America Inc).
Key specifications for KB7515: Length: 18.250 INCHES MINIMUM AND 18.500 INCHES MAXIMUM IN; Voltage in Volts and Current Type: 120.0 AC SINGLE VOLTAGE; Body Style: STANDARD ELEMENT; Maximum Wattage Rating in Watts: 75.0 SINGLE VOLTAGE. 9 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.