The Protector,thermal-Overload,elect, cataloged under National Stock Number 6110-01-552-7446, is classified within Federal Supply Class 6110 (Electrical Control Equipment) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Schneider Electric Usa, Inc.. Government technical data includes 2 specifications, 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6110-01-552-7446 |
| Primary Part Number | LB1LD03M53 |
| Item Name | Protector,thermal-Overload,elect |
| FSC / FSG | 6110 / 61 — Electrical Control Equipment |
| Manufacturer | Schneider Electric Usa, Inc. |
| Status | ACTIVE |
| Current Type | AC |
| Voltage Rating | 575.0 VOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| LB1LD03M53 PRIMARY | Schneider Electric Usa, Inc. (USA) |
| PA20397/2150 ITEM 53 | Alstom Power Conversion Inc. (USA) |
NSN 6110-01-552-7446 is a Protector,thermal-Overload,elect, manufactured by Schneider Electric Usa, Inc., classified under FSC 6110, Electrical Control Equipment. Status: active.
NSN 6110-01-552-7446 has 2 manufacturer part numbers on file: LB1LD03M53 (Schneider Electric Usa, Inc.), PA20397/2150 ITEM 53 (Alstom Power Conversion Inc.).
Key specifications for LB1LD03M53: Current Type: AC; Special Features: FOR SIZE INTEGRAL 63; THERMAL SETTING RANGE: 23-32; MAGNETIC SETTING RANGE: 190-380; End Item Identification: APS CONT CUBICLE PAZZ PA20397/2150; Voltage Rating: 575.0 VOLTS NOMINAL. 2 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.