The Waveguide Assembly, cataloged under National Stock Number 5985-01-182-6755, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-182-6755 |
| Primary Part Number | TDS22045 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.090 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Waveguide Length | 7.700 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.606 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.190 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE ALL FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 0.506 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Style | CONTACT, DOUBLE RIDGE TYPE ALL FLANGES |
| 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 |
|---|---|
| TDS22045 | Microwave Engineering Corporation (USA) |
| R171S-1405 | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| LE413-0230-0017 | 3/2 Design control — primary reference U.S. Government activity |
| LE413-0230-0017 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 5985-01-182-6755 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-182-6755 has 2 manufacturer part numbers on file: TDS22045 (Microwave Engineering Corporation), R171S-1405 (Microwave Engineering Corporation).
Key specifications for TDS22045: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Quantity: 2; Style Designator: STRAIGHT TYPE. 15 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 5985-01-182-6755 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.