The Support,antenna, cataloged under National Stock Number 5985-00-099-0069, 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 Div Space & Airborne Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-099-0069 |
| Primary Part Number | 40789 |
| Item Name | Support,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 |
| Mounting Facility Circle Radius | 6.500 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Large End Diameter | 12.000 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.531 INCHES NOMINAL IN |
| Angle Between Adjacent Mounting Facilities in Deg | 60.0 |
| Basic Shape Style | CYLINDRICAL W/FLARED END |
| Small End Diameter | 7.313 INCHES NOMINAL IN |
| Material | ALUMINUM |
| 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 |
|---|---|
| 40789 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| AD9600990 | 5/9 Secondary reference J L M Electronics Inc Dba Pack Rite Company |
NSN 5985-00-099-0069 is a Support,antenna, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-099-0069 has 1 manufacturer part number on file: 40789 (L3harris Technologies, Inc Div Space & Airborne Systems).
3 possible matches (shared part number, not a government interchangeability claim): 5950-00-646-4127, 3120-00-672-7503, 4410-00-894-7087. Verify interchangeability with system specifications before substitution.
Key specifications for 40789: Mounting Facility Quantity: 6; Mounting Facility Circle Radius: 6.500 INCHES NOMINAL IN; Mounting Method: UNTHREADED HOLE(S); Large End Diameter: 12.000 INCHES NOMINAL IN. 9 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 5985-00-099-0069 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.