The Antenna, cataloged under National Stock Number 5985-01-586-1911, 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 Ah Systems Inc Dba Ah Systems Inc. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-586-1911 |
| Primary Part Number | SAS-550-2B |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Ah Systems Inc Dba Ah Systems Inc |
| Status | ACTIVE |
| Beam Scanning Method | FIXED SINGLE ANTENNA ELEMENT |
| Terminal Type | RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT |
| Design Type | MONOPOLE SINGLE ANTENNA ELEMENT |
| Radiation Pattern | OMNIDIRECTIONAL SINGLE ANTENNA ELEMENT |
| Connector End Design | PIN SINGLE ANTENNA ELEMENT |
| Characteristic Impedance in Ohms | 50.0 SINGLE ANTENNA ELEMENT |
| Frequency Rating | 100.000 HERTZ MINIMUM AND 60.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT |
| Coaxial Connector Series Designation | BNC SINGLE ANTENNA ELEMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SAS-550-2B PRIMARY | Ah Systems Inc Dba Ah Systems Inc (USA) |
NSN 5985-01-586-1911 is a Antenna, manufactured by Ah Systems Inc Dba Ah Systems Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-586-1911 has 1 manufacturer part number on file: SAS-550-2B (Ah Systems Inc Dba Ah Systems Inc).
Key specifications for SAS-550-2B: Overall Height: 18.000 INCHES NOMINAL IN; Beam Scanning Method: FIXED SINGLE ANTENNA ELEMENT; Terminal Type: RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT; Design Type: MONOPOLE SINGLE ANTENNA ELEMENT. 8 specifications are 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 5985-01-586-1911 has DEMIL Code Q. 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.