The Antenna Control Subassembly, cataloged under National Stock Number 5985-01-550-9057, 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 Viasat Inc Dba Viasat Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Antenna Control Subassembly |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Kratos S1, Inc. Div Kratos Space Training & Cyber (CAGE 09SP4); Viasat Inc Dba Viasat Inc (CAGE 1Q601) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-550-9057 |
| Primary Part Number | 3881 |
| Item Name | Antenna Control Subassembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Viasat Inc Dba Viasat Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| RTL-S200007 | Kratos S1, Inc. Div Kratos Space Training & Cyber (USA) |
| 3881 PRIMARY | Viasat Inc Dba Viasat Inc (USA) |
NSN 5985-01-550-9057 is a Antenna Control Subassembly, manufactured by Viasat Inc Dba Viasat Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-550-9057 has 2 manufacturer part numbers on file: RTL-S200007 (Kratos S1, Inc. Div Kratos Space Training & Cyber), 3881 (Viasat Inc Dba Viasat Inc).
1 possible match (shared part number, not a government interchangeability claim): 6550-01-552-9342. Verify interchangeability with system specifications before substitution.
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 5985-01-550-9057 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.