The Insulator,starting Motor, cataloged under National Stock Number 5970-01-358-5319, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Prestolite Electric Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-358-5319 |
| Primary Part Number | MES-111BS |
| Item Name | Insulator,starting Motor |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| General Characteristics Item Description | NOMEX |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MHW-4003T PC15 | Prestolite Electric Inc (USA) |
| MES-111BS PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| MES-111BS | 5/9 Secondary reference Prestolite Electric Inc |
| MHW-4003T PC15 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 5970-01-358-5319 is a Insulator,starting Motor, manufactured by Prestolite Electric Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-358-5319 has 2 manufacturer part numbers on file: MHW-4003T PC15 (Prestolite Electric Inc), MES-111BS (Prestolite Electric Inc).
Key specifications for MES-111BS: General Characteristics Item Description: NOMEX. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.