The Insulation Sheet,electrical, cataloged under National Stock Number 5970-01-499-4909, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5970-01-499-4909 |
| Item Name | Insulation Sheet,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Dielectric Withstanding Voltage Rating | 45.0 VOLTS |
| Material | PLASTIC EPOXY AND GLASS |
| Thickness | 0.375 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-I-24768/27 | 4/1 Identification reference U.S. Government activity |
| M24768/27-S-15 | 2/2 Government specification standardization U.S. Government activity |
NSN 5970-01-499-4909 is a Insulation Sheet,electrical, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5970-01-681-0433. Verify interchangeability with system specifications before substitution.
Key specifications for 5970-01-499-4909: Dielectric Withstanding Voltage Rating: 45.0 VOLTS; Special Features: PLASTIC LAMINATED THERMOSETTING, GLASS-CLOTH, EPOXY-RESIN GEE-F MATERIAL; Material: PLASTIC EPOXY AND GLASS; Thickness: 0.375 INCHES NOMINAL IN. 3 specifications are 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.