The Waveguide Assembly, cataloged under National Stock Number 5985-00-180-4828, 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 The Boeing Company Div Defense. Government technical data includes 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-180-4828 |
| Primary Part Number | 32-87850-49 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SECOND TUBING SEGMENT |
| Tubing Wall Construction Style | CONVOLUTE FIRST TUBING SEGMENT |
| Flange Inside Height | 0.318 INCHES MINIMUM AND 0.323 INCHES MAXIMUM ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.40 |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 1.730 INCHES NOMINAL IN |
| Flexibility | FLEXIBLE FIRST TUBING SEGMENT |
| Flexibility | RIGID SECOND TUBING SEGMENT |
| Waveguide Inside Width | 0.688 INCHES MINIMUM AND 0.693 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.096 INCHES NOMINAL ALL FLANGES SECOND CONNECTION FACILITY IN |
| Flange Inside Width | 0.688 INCHES MINIMUM AND 0.693 INCHES MAXIMUM ALL FLANGES IN |
| Thread Direction | RIGHT-HAND ALL FLANGES FIRST CONNECTION FACILITY |
| Nominal Thread Size | 0.138 INCHES ALL FLANGES FIRST CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.421 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.791 INCHES NOMINAL IN |
| Flange Depth | 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM ALL FLANGES IN |
| Surface Treatment | ENAMEL ALL FLANGE OUTSIDE SURFACES |
| Surface Treatment | ENAMEL SECOND TUBING SEGMENT OUTSIDE SURFACES |
| Waveguide Inside Height | 0.318 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Thread Class | 2B ALL FLANGES FIRST CONNECTION FACILITY |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) ALL FLANGES SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) ALL FLANGES FIRST CONNECTION FACILITY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL FLANGES FIRST CONNECTION FACILITY |
| 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 |
|---|---|
| TDRFT14022 | Microwave Engineering Corporation (USA) |
| 32-87850-49 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5985-00-180-4828 is a Waveguide Assembly, manufactured by The Boeing Company Div Defense, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-180-4828 has 2 manufacturer part numbers on file: TDRFT14022 (Microwave Engineering Corporation), 32-87850-49 (The Boeing Company Div Defense).
Key specifications for 32-87850-49: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SECOND TUBING SEGMENT; Tubing Wall Construction Style: CONVOLUTE FIRST TUBING SEGMENT; Flange Inside Height: 0.318 INCHES MINIMUM AND 0.323 INCHES MAXIMUM ALL FLANGES IN. 30 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 5985-00-180-4828 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.