The Insulator,washer, cataloged under National Stock Number 5970-01-581-1070, 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 Boeing Defence Australia Ltd. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-01-581-1070 |
| Primary Part Number | NAS1515L7L |
| Item Name | Insulator,washer |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Boeing Defence Australia Ltd |
| Status | ACTIVE |
| Style Designator | ROUND, FLAT |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Diameter | 0.453 INCHES NOMINAL IN |
| Material | PLASTIC POLYTRIFLUOROCHLOROETHYLENE 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 |
|---|---|
| NAS1515L7L | Boeing Defence Australia Ltd (AUS) |
| Reference | Meaning |
|---|---|
| NAS1515L7L | 3/2 Design control — primary reference U.S. Government activity |
NSN 5970-01-581-1070 is a Insulator,washer, manufactured by Boeing Defence Australia Ltd, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-581-1070 has 1 manufacturer part number on file: NAS1515L7L (Boeing Defence Australia Ltd).
Key specifications for NAS1515L7L: Overall Height: 0.063 INCHES NOMINAL IN; Style Designator: ROUND, FLAT; Outside Diameter: 0.750 INCHES NOMINAL IN; Inside Diameter: 0.453 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.