The Diplexer, cataloged under National Stock Number 5985-01-595-8900, 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 Smiths Interconnect Americas, Inc.. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-595-8900 |
| Primary Part Number | H420191-1 |
| Item Name | Diplexer |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Smiths Interconnect Americas, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| H420191-1 | K&l Microwave Llc (USA) |
| H420191-1 PRIMARY | Smiths Interconnect Americas, Inc. (USA) |
| 10DX-5000/7250-SR | Smiths Interconnect Americas, Inc. (USA) |
| H420191-1 | Microphase Corp (USA) |
| Reference | Meaning |
|---|---|
| H420191-1 | 5/9 Secondary reference Raytheon Company Dba Raytheon Co |
| H420191-1 | 3/9 Design control — primary reference Smiths Interconnect, Inc |
NSN 5985-01-595-8900 is a Diplexer, manufactured by Smiths Interconnect Americas, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-595-8900 has 4 manufacturer part numbers on file: H420191-1 (K&l Microwave Llc), H420191-1 (Smiths Interconnect Americas, Inc.), 10DX-5000/7250-SR (Smiths Interconnect Americas, Inc.), H420191-1 (Microphase Corp).
Key specifications for H420191-1: Part Name Assigned by Controlling Agency: COAXIAL RF DIPLEXER; End Item Identification: NAVY MULTIBAND TERMINAL SATCOM SYSTEM. 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.
NSN 5985-01-595-8900 has DEMIL Code Q. 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.