The Diplexer, cataloged under National Stock Number 5985-01-356-3298, 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 Spectrum Microwave, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-356-3298 |
| Primary Part Number | FF3388-3 |
| Item Name | Diplexer |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Spectrum Microwave, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| FF3388-3 | Spectrum Microwave, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1D28226H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-356-3298 is a Diplexer, manufactured by Spectrum Microwave, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-356-3298 has 1 manufacturer part number on file: FF3388-3 (Spectrum Microwave, Inc.).
Key specifications for FF3388-3: Special Features: MONOPULSE,DIPLEXIER FOR THE MODE-S; FUNCTION, DIPLEXER; REFERENC DATA, TI-6365.7, SENSOR RCVR, RG TEST TARGET GENERATOR, 2/3/8A19, PG 8-3; End Item Identification: MODE-S,BEACON INTERROGATOR. 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.