The Insulator,washer, cataloged under National Stock Number 5970-01-123-0189, 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 Specialty Washer Co of South Carolina 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-123-0189 |
| Primary Part Number | 153C5650P3 |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Specialty Washer Co of South Carolina Inc |
| Status | ACTIVE |
| Material and Location | OVERALL PLASTIC, POLYIMIDE, MIL-P-46112, TYPE 1 |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 0.562 INCHES NOMINAL IN |
| Inside Diameter | 0.143 INCHES NOMINAL IN |
| 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 |
|---|---|
| 153C5650P3 | Specialty Washer Co of South Carolina Inc (USA) |
| Reference | Meaning |
|---|---|
| 153C5650P3 | 3/2 Design control — primary reference U.S. Government activity |
| 10134090 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5970-01-123-0189 is a Insulator,washer, manufactured by Specialty Washer Co of South Carolina Inc, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-123-0189 has 1 manufacturer part number on file: 153C5650P3 (Specialty Washer Co of South Carolina Inc).
Key specifications for 153C5650P3: Overall Height: 0.002 INCHES NOMINAL IN; Material and Location: OVERALL PLASTIC, POLYIMIDE, MIL-P-46112, TYPE 1; Style Designator: ROUND, FLAT; Outside Diameter: 0.562 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.