The Insulator,plate, cataloged under National Stock Number 5970-01-189-9787, is classified within Federal Supply Class 5970 (Electrical Insulators and Insulating Materials) of the Electrical and Electronic Equipment Components group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-189-9787 |
| Item Name | Insulator,plate |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Distance From Center to Edge | 0.812 INCHES NOMINAL FIRST IN |
| Style Designator | FLAT, DIAMOND |
| First Side Radius | 0.546 INCHES NOMINAL IN |
| Material | MICA OVERALL |
| 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 |
|---|---|
| D155 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-01-189-9787 is a Insulator,plate, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 8030-01-190-2620. Verify interchangeability with system specifications before substitution.
Key specifications for 5970-01-189-9787: Overall Height: 0.002 INCHES MINIMUM AND 0.004 INCHES MAXIMUM IN; Distance From Center to Edge: 0.812 INCHES NOMINAL FIRST IN; Style Designator: FLAT, DIAMOND; First Side Radius: 0.546 INCHES NOMINAL IN. 4 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.