The Electron Tube, cataloged under National Stock Number 5960-01-411-5899, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-01-411-5899 |
| Primary Part Number | 1221878 |
| Item Name | Electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Frequency Range | 8.80 GIGAHERTZ MINIMUM AND 9.50 GIGAHERTZ MAXIMUM |
| Tube Type | TRANSMIT-RECEIVE |
| Identifying Number | 6851361 DRAWING NO. |
| Criticality Code Justification | FEAT |
| Features Provided | RADIOACTIVE MATERIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1221878 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 5960PL0896172 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 6851361 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 1221878 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| MA9858 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5960-01-411-5899 is a Electron Tube, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-01-411-5899 has 1 manufacturer part number on file: 1221878 (Lockheed Martin Corporation Div Rms).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-527-8731. Verify interchangeability with system specifications before substitution.
Key specifications for 1221878: Frequency Range: 8.80 GIGAHERTZ MINIMUM AND 9.50 GIGAHERTZ MAXIMUM; Tube Type: TRANSMIT-RECEIVE; Identifying Number: 6851361 DRAWING NO.; Criticality Code Justification: FEAT. 5 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5960-01-411-5899 has DEMIL Code F. 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.