The Antenna, cataloged under National Stock Number 5985-01-302-3497, 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 Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-302-3497 |
| Primary Part Number | 12-190-12MP15 |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity |
| Status | ACTIVE |
| Mounting Hole Quantity | 10 |
| Terminal Type | CONNECTOR, RECEPTACLE SECOND ANTENNA |
| Terminal Type | RECEPTACLE, COAXIAL FIRST ANTENNA |
| Mounting Method | UNTHREADED HOLE(S) |
| Criticality Code Justification | FEAT |
| Mounting Hole Diameter | 0.208 INCHES NOMINAL IN |
| Connector End Design | SOCKET SECOND ANTENNA |
| Distance Between Mounting Facility Centers | 1.875 INCHES NOMINAL IN |
| Type/model Designation | AS-3881/ASQ |
| Coaxial Connector Series Designation | N AND TNC FIRST ANTENNA |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DRAWING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 70600-81834-103 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 12-190-12MP15 | Chelton Limited Div Cobham Antennas Bu (GBR) |
| 6969743-1 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 12-190-12MP15 | Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity (USA) |
| Reference | Meaning |
|---|---|
| AS-3881/ASQ | 5/3 Secondary reference U.S. Government activity |
NSN 5985-01-302-3497 is a Antenna, manufactured by Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-302-3497 has 4 manufacturer part numbers on file: 70600-81834-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 12-190-12MP15 (Chelton Limited Div Cobham Antennas Bu), 6969743-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), 12-190-12MP15 (Chelton, Inc. Dba Cobham Antenna Systems Div Cobham Aerospace Connectivity).
Key specifications for 12-190-12MP15: Mounting Hole Quantity: 10; Overall Height: 2.750 INCHES MAXIMUM IN; Terminal Type: CONNECTOR, RECEPTACLE SECOND ANTENNA; Terminal Type: RECEPTACLE, COAXIAL FIRST ANTENNA. 11 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 5985-01-302-3497 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.