The Insulator,bead, cataloged under National Stock Number 5970-01-494-0520, 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4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5970-01-494-0520 |
| Item Name | Insulator,bead |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Status | ACTIVE |
| Style Designator | ROUND |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Inside Diameter | 0.190 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| 17-1-6807 | D/9 Drawing number reference only U.S. Government activity |
| 8417-SS-1032 | 3/9 Design control — primary reference Walbro Engine Management |
NSN 5970-01-494-0520 is a Insulator,bead, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5970-01-543-3960. Verify interchangeability with system specifications before substitution.
Key specifications for 5970-01-494-0520: Overall Height: 2.750 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 0.312 INCHES NOMINAL IN; Inside Diameter: 0.190 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.