The Insulating Compound,electrical, cataloged under National Stock Number 5970-00-166-5697, 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 Boyd Laconia Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5970-00-166-5697 |
| Primary Part Number | 250 |
| Item Name | Insulating Compound,electrical |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Boyd Laconia Llc |
| Status | ACTIVE |
| Temp Rating in Deg Celsius at Which the Voltage Test Is Established | -40.0 MINIMUM AND 204.0 MAXIMUM |
| Unit Package Type | TUBE |
| Special Test Features | PASTE IS MORE THAN 15 TIMES THAT OF AIR AND MORE THAN 4 TIMES THE CONDUCTIVITY OF TYPICAL SILICONE-BASED GREASES; IT IS NON-TOXIC AND EXTREMELY STABLE; IT NEITHER CAKES NOR RUNS BETWEEN -40C AND 204C |
| Unit Package Quantity | 1 |
| Physical Form | PASTE |
| Dielectric Material Voltage Rating Per Mil Thickness in Volts | 300.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 250 PRIMARY | Boyd Laconia Llc (USA) |
| Reference | Meaning |
|---|---|
| 250 | 5/9 Secondary reference IV-Electronic Klaus Vespermann Kg |
| 250G | 3/9 Design control — primary reference Thermalloy Co Inc |
| 250 | 5/9 Secondary reference Thermalloy Co Inc |
| ASC1578042 | 5/9 Secondary reference Asc Pty Ltd |
NSN 5970-00-166-5697 is a Insulating Compound,electrical, manufactured by Boyd Laconia Llc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-166-5697 has 1 manufacturer part number on file: 250 (Boyd Laconia Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-399-9200, 8030-01-548-6603. Verify interchangeability with system specifications before substitution.
Key specifications for 250: Temp Rating in Deg Celsius at Which the Voltage Test Is Established: -40.0 MINIMUM AND 204.0 MAXIMUM; Unit Package Type: TUBE; Special Test Features: PASTE IS MORE THAN 15 TIMES THAT OF AIR AND MORE THAN 4 TIMES THE CONDUCTIVITY OF TYPICAL SILICONE-BASED GREASES; IT IS NON-TOXIC AND EXTREMELY STABLE; IT NEITHER CAKES NOR RUNS BETWEEN -40C AND 204C; Unit Package Quantity: 1. 6 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.