The Antenna, cataloged under National Stock Number 5985-01-421-2493, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-421-2493 |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| QUAD HELIX ANTENNA-RECEIVE ONLY | 5/2 Secondary reference U.S. Government activity |
| CI HCG06/3112 | 3/9 Design control — primary reference Space and Missile Test Center |
NSN 5985-01-421-2493 is a Antenna, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-421-2493: Special Features: OPERATING RANGE, 225 TO 300 MHZ RANGE, NOMINAL GAIN OF 18 DB.; ANTENNA POSITIONING EITHER MANUALLY OR IN SLAVED MODE; SLEW RATE, 30DEGREES PER SECOND IN AZIMUTH AND ELEVATION PLANES; TWO MAJOR MODES, SATELLITE RELAY MODE OR UHF COMMUNICATIONS; IN SATELLITE RELAY MODE, ANTENNA WILL ONLY RECEIVE DOWNLINKS MHz; End Item Identification: SPACELIFT RANGE WESTERN TELEMETRY INSTRUMENTATION. 0 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.
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.