The Insulator,disk, cataloged under National Stock Number 5970-00-654-9685, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5970-00-654-9685 |
| Primary Part Number | 871091 |
| Item Name | Insulator,disk |
| FSC / FSG | 5970 / 59 — Electrical Insulators and Insulating Materials |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Material and Location | OVERALL PLASTIC, POLYTRIFLUOROCHLOROETHYLENE |
| Style Designator | FLAT, ROUND |
| Outside Diameter | 1.875 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 |
|---|---|
| 871091 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 10134120 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5970-00-654-9685 is a Insulator,disk, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5970, Electrical Insulators and Insulating Materials. Status: active.
NSN 5970-00-654-9685 has 1 manufacturer part number on file: 871091 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 871091: Overall Height: 0.010 INCHES NOMINAL IN; Material and Location: OVERALL PLASTIC, POLYTRIFLUOROCHLOROETHYLENE; Style Designator: FLAT, ROUND; Outside Diameter: 1.875 INCHES NOMINAL IN. 3 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.