The Adapter,waveguide, cataloged under National Stock Number 5985-01-080-2278, 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 Waveline Inc. Government technical data includes 23 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-080-2278 |
| Primary Part Number | 61439REV1 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Flange Inside Height | 0.400 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Voltage Standing Wave Ratio | 1.25 |
| Adapter Overall Width | 2.100 INCHES NOMINAL IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 0.900 INCHES NOMINAL IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 1.620 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Inside Width | 0.900 INCHES NOMINAL SINGLE FLANGE IN |
| Nominal Thread Size | 0.187 INCHES SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 1.620 INCHES NOMINAL IN |
| Waveguide Outside Width | 2.100 INCHES NOMINAL IN |
| Flange Outside Width | 2.100 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Adapter Height | 1.620 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 32 SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Material | ALUMINUM SINGLE FLANGE |
| Flange Connecting Facility and Quantity | 4 CAPTIVE SCREW(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Thread Series Designator | UNS SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | TNC |
| 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 |
|---|---|
| 61439REV1 PRIMARY | Waveline Inc (USA) |
| Reference | Meaning |
|---|---|
| C9427-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5985-01-080-2278 is a Adapter,waveguide, manufactured by Waveline Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-080-2278 has 1 manufacturer part number on file: 61439REV1 (Waveline Inc).
Key specifications for 61439REV1: Flange Inside Height: 0.400 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Voltage Standing Wave Ratio: 1.25; Adapter Overall Width: 2.100 INCHES NOMINAL IN. 23 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 5985-01-080-2278 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.