The Diplexer, cataloged under National Stock Number 5985-01-534-2170, 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 Caes Mission Systems Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-534-2170 |
| Primary Part Number | MD-100K021 |
| Item Name | Diplexer |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Caes Mission Systems Llc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| MD-100K021 PRIMARY | Caes Mission Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| A3263639 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-01-534-2170 is a Diplexer, manufactured by Caes Mission Systems Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-534-2170 has 1 manufacturer part number on file: MD-100K021 (Caes Mission Systems Llc).
Key specifications for MD-100K021: Overall Height: 0.730 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Criticality Code Justification: AGAV; Overall Width: 3.730 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: DIPLEXER SWITCH ASSEMBLY. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-01-534-2170 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.