The Electronic Module,standardized, cataloged under National Stock Number 5963-01-273-6550, is classified within Federal Supply Class 5963 (Electronic Modules) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Spectrum Microwave Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5963-01-273-6550 |
| Primary Part Number | CT1439 |
| Item Name | Electronic Module,standardized |
| FSC / FSG | 5963 / 59 — Electronic Modules |
| Manufacturer | Spectrum Microwave Inc |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CT1439 PRIMARY | Spectrum Microwave Inc (USA) |
| Reference | Meaning |
|---|---|
| CT1439 | 5/9 Secondary reference Marconi Circuit Technology Corp Microelectronics Div |
| M28787/342 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| M28787/342-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5963-01-273-6550 is a Electronic Module,standardized, manufactured by Spectrum Microwave Inc, classified under FSC 5963, Electronic Modules. Status: active.
NSN 5963-01-273-6550 has 1 manufacturer part number on file: CT1439 (Spectrum Microwave Inc).
1 possible match (shared part number, not a government interchangeability claim): 5963-01-366-6924. Verify interchangeability with system specifications before substitution.
Key specifications for CT1439: Circuit Construction Type: SOLID STATE; Special Features: KEY CODE: PHQ. 1 specification is 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 5963-01-273-6550 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.