The Filter,light,cathode Ray Tube, cataloged under National Stock Number 5895-00-642-6725, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5895-00-642-6725 |
| Primary Part Number | 55A2721CHANGE3IT |
| Item Name | Filter,light,cathode Ray Tube |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| FSC Application Data | RADAR |
| Trade Designation | 5 |
| Viewing Surface Overall Diameter | 13.250 INCHES NOMINAL IN |
| Viewing Surface Overall Thickness | 0.250 INCHES NOMINAL IN |
| Color | AMBER |
| Mounting Configuration | CLAMP |
| Material | PLASTIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Part Number | Manufacturer |
|---|---|
| 55A2721CHANGE3IT | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 55A2721ITEM6CHG3 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 55A2721CHANGE3ITEM6 | 3/2 Design control — primary reference U.S. Government activity |
| 55A2721CHANGE3IT6 | 5/2 Secondary reference U.S. Government activity |
NSN 5895-00-642-6725 is a Filter,light,cathode Ray Tube, manufactured by Westinghouse Electric Corp, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-00-642-6725 has 1 manufacturer part number on file: 55A2721CHANGE3IT (Westinghouse Electric Corp).
Key specifications for 55A2721CHANGE3IT: FSC Application Data: RADAR; Trade Designation: 5; Viewing Surface Overall Diameter: 13.250 INCHES NOMINAL IN; Viewing Surface Overall Thickness: 0.250 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5895-00-642-6725 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.