The Insulator,bowl, cataloged under National Stock Number 5970-01-276-9058, 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 Aerospace Lighting Corporation. Government technical data includes 10 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 | 5970-01-276-9058 |
| Primary Part Number | 31.85.1A |
| Item Name | Insulator,bowl |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Aerospace Lighting Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) |
| Top Diameter | 0.188 INCHES NOMINAL IN |
| Height Above Mounting Surface | 1.125 INCHES NOMINAL IN |
| Style Designator | COUNTERBORE |
| Top Thickness | 0.031 INCHES NOMINAL IN |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Base Inside Diameter | 0.344 INCHES NOMINAL IN |
| Shoulder Depth | 0.094 INCHES NOMINAL IN |
| Shoulder Outside Diameter | 0.594 INCHES NOMINAL IN |
| Top Hole Diameter | 0.125 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 |
|---|---|
| 31.85.1A PRIMARY | Aerospace Lighting Corporation (USA) |
NSN 5970-01-276-9058 is a Insulator,bowl, manufactured by Aerospace Lighting Corporation, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-01-276-9058 has 1 manufacturer part number on file: 31.85.1A (Aerospace Lighting Corporation).
Key specifications for 31.85.1A: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S); Top Diameter: 0.188 INCHES NOMINAL IN; Height Above Mounting Surface: 1.125 INCHES NOMINAL IN; Style Designator: COUNTERBORE. 10 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.