The Antenna Set, cataloged under National Stock Number 5985-01-707-0585, 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 Chase Supply, Inc. Dba Chase Defense Partners. 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 | 5985-01-707-0585 |
| Primary Part Number | U-BP28 |
| Item Name | Antenna Set |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Chase Supply, Inc. Dba Chase Defense Partners |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-707-0585 is a Antenna Set, manufactured by Chase Supply, Inc. Dba Chase Defense Partners, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-707-0585 has 2 manufacturer part numbers on file: U-BP28 (Atlantic Diving Supply, Inc. Dba Ads), U-BP28 (Chase Supply, Inc. Dba Chase Defense Partners).
Key specifications for U-BP28: Special Features: THE UDL-28 BOAT UNIT IS A SUBCOMPONENT USED IN JUNCTION WITH THE UDL-28 WRIST UNIT FOR COMMUNICATING (TEXTING MESSAGES) BETWEEN DIVERS. ITS HOMING CAPABILITIES ALLOW DIVERS TO NAVIGATE THEIR WAY BACK TO THE BOAT. IN ADDITION, PENDING TO SEA CONDITIONS, THE BOAT UNIT CAN SEND TRANSMISSIONS BY USING ITS ACTIVE ANTENNA UP TO 2000 METERS. UDL-28 BOAT UNIT USES STATE OF ART ACOUSTICAL ANTENNA. THIS ANTENNA IS AC IVE BY MEANS OF ELECTRONICS AND MATERIALS THAT SUPPORT BETTER GAIN, LOW NOISE, DIGITAL SIGNAL FORMATS, ENHANCED MATCHING TO UNDERWATER ENVIRONMENT WHICH RESULTS BETTER COMMUNICATION TO MAIN BOAT UNIT. PLEASE ENSURE THAT THE ACTIVE ANTENNA IS USED PROPERLY. DO NOT USE THE ANTENNA FOR ANY OTHER APPLICATION EXCEPT WITH THE UDL-28 BOAT UNIT. THIS ANTENNA ALSO SERVES FOR OTHER SYSTEMS. IT IS CRITICAL TO HOOK THE ANTENNA WITH ANOTHER METAL CABLE (NOT THE COMMUNICATION CABLE) TO SUPPORT ITS WEIGHT. WEIGHT: 10 LBS. DIMENSION: 14L X 6H X 6W W; Part Name Assigned by Controlling Agency: ANTENNA, UDI PRO BOAT UNIT. 0 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.
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.