The Adapter,antenna to Antenna Base, cataloged under National Stock Number 5985-01-012-6735, 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. Dba Harris Corp Div Antenna Products. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-012-6735 |
| Primary Part Number | DM Q20-3-3 |
| Item Name | Adapter,antenna to Antenna Base |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
| Supplementary Features | 1 MTG PLATE,1 SPACER,1 NUT; CENTERED D SHAPED HOLE 0.814 TO 0.819 IN. DIA ON MTG PLATE,FOUR 0.191 TO 0.196 IN. DIA HOLES ON MTG PLATE; ALODINE 1200 SURF. TREAT. IAW MIL-C-5541 CLASS 3 IN |
| Material Document and Classification | QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8 FED SPEC 2ND MATERIAL RESPONSE AND QQ-A-250/11, ALLOY 6061 FED SPEC 3RD MATERIAL RESPONSE |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| DM Q20-3-3 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| 261D1091 | Starwin Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| 261D1091 | 5/9 Secondary reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| 10134455 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5985-01-012-6735 is a Adapter,antenna to Antenna Base, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-012-6735 has 2 manufacturer part numbers on file: DM Q20-3-3 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), 261D1091 (Starwin Industries, Llc).
Key specifications for DM Q20-3-3: Overall Height: 0.672 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.; Supplementary Features: 1 MTG PLATE,1 SPACER,1 NUT; CENTERED D SHAPED HOLE 0.814 TO 0.819 IN. DIA ON MTG PLATE,FOUR 0.191 TO 0.196 IN. DIA HOLES ON MTG PLATE; ALODINE 1200 SURF. TREAT. IAW MIL-C-5541 CLASS 3 IN; Material Document and Classification: QQ-A-225/6 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/8 FED SPEC 2ND MATERIAL RESPONSE AND QQ-A-250/11, ALLOY 6061 FED SPEC 3RD MATERIAL RESPONSE. 4 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 5985-01-012-6735 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.