The Amplifier,audio Frequency, cataloged under National Stock Number 5996-01-252-3921, is classified within Federal Supply Class 5996 (Amplifiers) of the Electrical and Electronic Equipment Components group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5996-01-252-3921 |
| Item Name | Amplifier,audio Frequency |
| FSC / FSG | 5996 / 59 — Amplifiers |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| FSC Application Data | TELEPHONE AND TELEGRAPH EQUIPMENT |
| Frequency Per Channel | 15.0 HERTZ MINIMUM OUTPUT CHANNEL AND 15.0 KILOHERTZ MAXIMUM OUTPUT CHANNEL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| S/A-25A | 3/9 Design control — primary reference Johnson Electronics Inc |
NSN 5996-01-252-3921 is a Amplifier,audio Frequency, classified under FSC 5996, Amplifiers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5210-01-355-5992. Verify interchangeability with system specifications before substitution.
Key specifications for 5996-01-252-3921: Circuit Construction Type: SOLID STATE; Overall Height: 3.500 INCHES NOMINAL IN; FSC Application Data: TELEPHONE AND TELEGRAPH EQUIPMENT; Frequency Per Channel: 15.0 HERTZ MINIMUM OUTPUT CHANNEL AND 15.0 KILOHERTZ MAXIMUM OUTPUT CHANNEL. 4 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 5996-01-252-3921 has DEMIL Code C. 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.