The Modulator,radar, cataloged under National Stock Number 5840-01-491-7463, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is G.t. Microwave Inc. Dba Gt Microwave Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5840-01-491-7463 |
| Primary Part Number | SA-60-AT |
| Item Name | Modulator,radar |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | G.t. Microwave Inc. Dba Gt Microwave Inc |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Output Wave Shape | PULSE, VARIABLE WIDTH |
| Inclosure Type | ENCASED |
| Control Type | REMOTE |
| Criticality Code Justification | FEAT |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Average Life Measurement | NOT RATED |
| Functional Description | THE R.F. SIGNAL IS PULSE MODULATEDVIA A PIN DIODE, AND THEN AMPLITUDE MODULATED VIA AN VARIABLE ATTENUATOR |
| Installation Design | MECHANICAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SA-60-AT PRIMARY | G.t. Microwave Inc. Dba Gt Microwave Inc (USA) |
| Reference | Meaning |
|---|---|
| 2007975-001 | 7/2 Vendor item drawing reference L3harris Technologies, Inc. Dba Harris Div L3harris Technologies Inc Dba Harris Corporation |
NSN 5840-01-491-7463 is a Modulator,radar, manufactured by G.t. Microwave Inc. Dba Gt Microwave Inc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-491-7463 has 1 manufacturer part number on file: SA-60-AT (G.t. Microwave Inc. Dba Gt Microwave Inc).
1 possible match (shared part number, not a government interchangeability claim): 6540-01-502-5995. Verify interchangeability with system specifications before substitution.
Key specifications for SA-60-AT: Circuit Construction Type: SOLID STATE; Output Wave Shape: PULSE, VARIABLE WIDTH; Inclosure Type: ENCASED; Control Type: REMOTE. 10 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 5840-01-491-7463 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.