The Transmitter-Antenna, cataloged under National Stock Number 5985-01-228-5267, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Southwest Microwave Inc Div Security Systems Division. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-228-5267 |
| Primary Part Number | 300BT |
| Item Name | Transmitter-Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Southwest Microwave Inc Div Security Systems Division |
| Status | ACTIVE |
| General Characteristics Item Description | TRANSMITTER CONSISTS OF TWO MAJOR SUBASSEMBLIES,A RF ASSY AND A TRANSMITTER CIRCUIT BOARD; THE RF ASSY CONSISTS OF A GAAS FET OSCILLATOR WHICH GENERATES X-BAND MICROWAVE ENERGY AND THE PARABOLIC ANTENNA SYSTEM WITH INTERCHANGEABLE PROTECTION PATTERN ELEMENTS; THE TRANSMITTER CIRCUIT BOARD CONTAINS VOLTAGE REGULATOR AND MODULATOR CIRCUIT TO DRIVE THE MICROWAVE OSCILLATOR; TRANSMITTER CIRCUIT BOARD HAS FOUR CHANNELS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 300BT PRIMARY | Southwest Microwave Inc Div Security Systems Division (USA) |
NSN 5985-01-228-5267 is a Transmitter-Antenna, manufactured by Southwest Microwave Inc Div Security Systems Division, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-228-5267 has 1 manufacturer part number on file: 300BT (Southwest Microwave Inc Div Security Systems Division).
Key specifications for 300BT: General Characteristics Item Description: TRANSMITTER CONSISTS OF TWO MAJOR SUBASSEMBLIES,A RF ASSY AND A TRANSMITTER CIRCUIT BOARD; THE RF ASSY CONSISTS OF A GAAS FET OSCILLATOR WHICH GENERATES X-BAND MICROWAVE ENERGY AND THE PARABOLIC ANTENNA SYSTEM WITH INTERCHANGEABLE PROTECTION PATTERN ELEMENTS; THE TRANSMITTER CIRCUIT BOARD CONTAINS VOLTAGE REGULATOR AND MODULATOR CIRCUIT TO DRIVE THE MICROWAVE OSCILLATOR; TRANSMITTER CIRCUIT BOARD HAS FOUR CHANNELS. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-01-228-5267 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.