The Insulator,washer, cataloged under National Stock Number 5970-01-474-7916, 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 Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-474-7916 |
| Primary Part Number | 33197-3 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Inside Diameter | 0.204 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q 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 |
|---|---|
| 33197-3 PRIMARY | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA) |
| Reference | Meaning |
|---|---|
| 33197 | D/9 Drawing number reference only Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
NSN 5970-01-474-7916 is a Insulator,washer, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-474-7916 has 1 manufacturer part number on file: 33197-3 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).
Key specifications for 33197-3: Overall Height: 0.032 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Outside Diameter: 2.000 INCHES NOMINAL IN; Inside Diameter: 0.204 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.