The Visor,cathode Ray Tube, cataloged under National Stock Number 5960-00-643-7970, is classified within Federal Supply Class 5960 (Electron Tubes and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5960-00-643-7970 |
| Primary Part Number | 55A2763CHANGE5GP1 |
| Item Name | Visor,cathode Ray Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Attachment End Inside Width | 4.125 INCHES NOMINAL IN |
| Attachment End Inside Length | 4.125 INCHES NOMINAL IN |
| Mounting Configuration | MOUNTED BY TWO NO. 10-32 NF-2 THUMBSCREWS ON 5.312 IN. MTG CENTERS IN |
| Material | RUBBER LOCATION NOT OTHERWISE SPECIFIED |
| Viewing End Inside Width | 1.000 INCHES NOMINAL IN |
| Viewing End Inside Length | 5.000 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 |
|---|---|
| 55A2763CHANGE5GP1 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 55A2763CHANGE5GP1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5960-00-643-7970 is a Visor,cathode Ray Tube, manufactured by Westinghouse Electric Corp, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-643-7970 has 1 manufacturer part number on file: 55A2763CHANGE5GP1 (Westinghouse Electric Corp).
Key specifications for 55A2763CHANGE5GP1: Attachment End Inside Width: 4.125 INCHES NOMINAL IN; Attachment End Inside Length: 4.125 INCHES NOMINAL IN; Mounting Configuration: MOUNTED BY TWO NO. 10-32 NF-2 THUMBSCREWS ON 5.312 IN. MTG CENTERS IN; Material: RUBBER LOCATION NOT OTHERWISE SPECIFIED. 6 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.