The Adapter,waveguide, cataloged under National Stock Number 5985-01-525-9925, 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 Infinite Electronics International, Inc.. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-525-9925 |
| Primary Part Number | PE9804 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Infinite Electronics International, Inc. |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.400 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Adapter Overall Width | 1.630 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 |
| Flange Outside Height | 1.630 INCHES NOMINAL SINGLE FLANGE IN |
| Adapter Overall Height | 1.630 INCHES NOMINAL IN |
| Adapter Length | 1.000 INCHES NOMINAL IN |
| Flange Inside Width | 0.900 INCHES NOMINAL SINGLE FLANGE IN |
| Thread Direction | RIGHT-HAND SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.250 INCHES SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 1.630 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.630 INCHES NOMINAL IN |
| Flange Depth | 0.220 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 1.630 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Adapter Height | 1.630 INCHES NOMINAL IN |
| Thread Class | 2A SINGLE FLANGE SINGLE CONNECTION FACILITY A |
| Thread Quantity Per Inch | 36 SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Material | METAL SECOND FLANGE |
| Flange Connecting Facility and Quantity | 4 THREADED STUD(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 | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PE9804 PRIMARY | Infinite Electronics International, Inc. (USA) |
NSN 5985-01-525-9925 is a Adapter,waveguide, manufactured by Infinite Electronics International, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-525-9925 has 1 manufacturer part number on file: PE9804 (Infinite Electronics International, Inc.).
Key specifications for PE9804: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.400 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Adapter Overall Width: 1.630 INCHES NOMINAL IN. 27 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.