The Insulator,bushing, cataloged under National Stock Number 5970-01-053-8940, 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 Naval Air Warfare Center Aircraft Div. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5970-01-053-8940 |
| Primary Part Number | 58A63B46 |
| Item Name | Insulator,bushing |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| First Corner Radius | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Second Corner Radius | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | MIL-P-20693, TYPE 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.502 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| Inside Diameter | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Chamfer Angle in Deg | 45.0 |
| Material | PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL |
| Chamfer Depth | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM 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 |
|---|---|
| 58A63B46 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
NSN 5970-01-053-8940 is a Insulator,bushing, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-053-8940 has 1 manufacturer part number on file: 58A63B46 (Naval Air Warfare Center Aircraft Div).
Key specifications for 58A63B46: Overall Height: 0.139 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN; First Corner Radius: 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Second Corner Radius: 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL. 9 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.