The Waveguide Assembly, cataloged under National Stock Number 5985-00-148-6029, 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 29 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 | 5985-00-148-6029 |
| Primary Part Number | 32-87850-99 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Flange Inside Height | 0.319 INCHES MINIMUM AND 0.323 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Height | 0.319 INCHES MINIMUM AND 0.323 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.35 |
| Style Designator | FIVE BEND TYPE |
| Flexibility | RIGID THIRD TUBING SEGMENT |
| Flexibility | FLEXIBLE SECOND TUBING SEGMENT |
| Flexibility | RIGID FIRST TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Outside Height | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.143 INCHES MINIMUM AND 0.149 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.689 INCHES MINIMUM AND 0.693 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Width | 0.689 INCHES MINIMUM AND 0.693 INCHES MAXIMUM SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND SECOND FLANGE ALL CONNECTION FACILITIES |
| Nominal Thread Size | 0.104 INCHES SECOND FLANGE ALL CONNECTION FACILITIES 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 FIRST FLANGE IN |
| Flange Depth | 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Width | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM FIRST FLANGE IN |
| FSC Application Data | ANTENNAS,WAVEGUIDES AND RELATED EQUIP. |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Outside Width | 1.358 INCHES MINIMUM AND 1.390 INCHES MAXIMUM SECOND FLANGE IN |
| Surface Treatment | ENAMEL ALL FLANGE OUTSIDE SURFACES |
| Surface Treatment | ENAMEL FIRST TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Surface Treatment | ENAMEL THIRD TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Thread Class | 2B SECOND FLANGE ALL CONNECTION FACILITIES |
| Material | ALUMINUM ALLOY FIRST TUBING SEGMENT |
| 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 |
|---|---|
| 32-87850-99 PRIMARY | The Boeing Company Div Defense (USA) |
| TDRFT14037 | Microwave Engineering Corporation (USA) |
NSN 5985-00-148-6029 is a Waveguide Assembly, manufactured by The Boeing Company Div Defense, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-148-6029 has 2 manufacturer part numbers on file: 32-87850-99 (The Boeing Company Div Defense), TDRFT14037 (Microwave Engineering Corporation).
Key specifications for 32-87850-99: Flange Inside Height: 0.319 INCHES MINIMUM AND 0.323 INCHES MAXIMUM FIRST FLANGE IN; Flange Inside Height: 0.319 INCHES MINIMUM AND 0.323 INCHES MAXIMUM SECOND FLANGE IN; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.35. 29 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 5985-00-148-6029 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.