The Waveguide Assembly, cataloged under National Stock Number 5985-01-182-6749, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-182-6749 |
| Primary Part Number | TDRS22099 |
| 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 | CORRUGATED SECOND TUBING SEGMENT |
| Tubing Wall Construction Style | SEAMLESS FIRST TUBING SEGMENT |
| Flange Quantity | 2 |
| Supplementary Features | SHIPPED W/ALUMINUM PROTECTIVE CAP COVERING EACH FLANGE |
| Style Designator | BEND TYPE |
| Flexibility | FLEXIBLE SECOND TUBING SEGMENT |
| Flexibility | RIGID FIRST TUBING SEGMENT |
| Waveguide Inside Width | 1.090 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Operating Pressure | 45.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Waveguide Outside Height | 0.606 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.190 INCHES NOMINAL IN |
| Waveguide Inside Height | 0.506 INCHES NOMINAL IN |
| 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 |
|---|---|
| LE413-0237-0017 | The Boeing Company Div Legacy Am&m (USA) |
| TDRS22099 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| LE413-0237-0017 | 5/9 Secondary reference U.S. Government activity |
| LE413-0237-0017 | 5/9 Secondary reference Microtech Inc Dba Microtech Inc |
| LE413-0237-0017 | C/1 Advisory reference — outside the item-of-supply concept Frontgrade Technologies Inc. |
NSN 5985-01-182-6749 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-182-6749 has 2 manufacturer part numbers on file: LE413-0237-0017 (The Boeing Company Div Legacy Am&m), TDRS22099 (Microwave Engineering Corporation).
Key specifications for TDRS22099: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: CORRUGATED SECOND TUBING SEGMENT; Tubing Wall Construction Style: SEAMLESS FIRST TUBING SEGMENT; Flange Quantity: 2. 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 5985-01-182-6749 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.