The Insulator,disk, cataloged under National Stock Number 5970-00-658-7994, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 4 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-00-658-7994 |
| Primary Part Number | 808-56 |
| Item Name | Insulator,disk |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Style Designator | FLAT, ROUNDFLAT, ROUND |
| Material Document and Classification | MIL-P-15047, TYPE NPG MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-P-15047, TYPE NPG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON AND PLASTIC POLYAMIDE NYLON AND PLASTIC PHENOLIC OVERALLPLASTIC PHENOLIC OVERALL |
| 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 |
|---|---|
| 808-56 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 5970-00-658-7994 is a Insulator,disk, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-658-7994 has 1 manufacturer part number on file: 808-56 (Bae Systems Information and Electronic Systems Integration Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4020-01-179-3579, 5220-01-192-7584. Verify interchangeability with system specifications before substitution.
Key specifications for 808-56: Overall Height: 0.020 INCHES NOMINAL0.020 INCHES NOMINAL IN; Style Designator: FLAT, ROUNDFLAT, ROUND; Material Document and Classification: MIL-P-15047, TYPE NPG MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-P-15047, TYPE NPG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.500 INCHES NOMINAL0.500 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.