The Support Ring,antenna, cataloged under National Stock Number 5985-00-412-3294, 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 L3harris Technologies, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-412-3294 |
| Primary Part Number | 2158445G1 |
| Item Name | Support Ring,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 8 |
| Mounting Facility Circle Radius | 5.000 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Large End Diameter | 5.000 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.204 INCHES NOMINAL IN |
| Basic Shape Style | CYLINDRICAL W/FLARED END |
| Small End Diameter | 3.000 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY |
| Mounting Hole Type | PLAIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2158445G001 | L3harris Technologies, Inc. (USA) |
| 2158445G1 PRIMARY | L3harris Technologies, Inc. (USA) |
NSN 5985-00-412-3294 is a Support Ring,antenna, manufactured by L3harris Technologies, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-412-3294 has 2 manufacturer part numbers on file: 2158445G001 (L3harris Technologies, Inc.), 2158445G1 (L3harris Technologies, Inc.).
Key specifications for 2158445G1: Mounting Facility Quantity: 8; Mounting Facility Circle Radius: 5.000 INCHES NOMINAL IN; Mounting Method: UNTHREADED HOLE(S); Large End Diameter: 5.000 INCHES NOMINAL IN. 10 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 5985-00-412-3294 has DEMIL Code B. 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.