The Adapter,waveguide, cataloged under National Stock Number 5985-00-170-6768, 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 Microwave Engineering Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-170-6768 |
| Primary Part Number | F40-154 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Flange Quantity | 1 |
| Adapter Overall Width | 1.560 INCHES NOMINAL IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 0.847 INCHES NOMINAL IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Adapter Overall Height | 1.400 INCHES NOMINAL IN |
| Adapter Length | 4.530 INCHES NOMINAL IN |
| Waveguide Outside Height | 1.040 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.560 INCHES NOMINAL IN |
| Waveguide Inside Height | 0.312 INCHES NOMINAL IN |
| Adapter Height | 1.040 INCHES NOMINAL IN |
| Flange Style | COVER TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | BNC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F40-154 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| F40-154 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-00-170-6768 is a Adapter,waveguide, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-170-6768 has 1 manufacturer part number on file: F40-154 (Microwave Engineering Corporation).
Key specifications for F40-154: Flange Quantity: 1; Adapter Overall Width: 1.560 INCHES NOMINAL IN; Style Designator: WAVEGUIDE TO COAXIAL; Waveguide Inside Width: 0.847 INCHES NOMINAL IN. 14 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 5985-00-170-6768 has DEMIL Code D. 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.