The Waveguide Assembly, cataloged under National Stock Number 5985-01-388-8253, 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 Legacy Am&m. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-388-8253 |
| Primary Part Number | LE413-0410-0203 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Voltage Standing Wave Ratio | 1.30 |
| Flexibility | FLEXIBLE SECOND TUBING SEGMENT |
| Flexibility | RIGID FIRST TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Insertion Loss in Decibels | 0.45 |
| Surface Treatment | PRIMER AND PAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Material | ALUMINUM ALLOY FIRST TUBING SEGMENT |
| Material | COPPER ALLOY SECOND TUBING SEGMENT |
| Material | ALUMINUM ALLOY ALL FLANGE |
| 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 |
|---|---|
| LE413-0410-0203 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| LE413-0410-0203 | Microtech Inc Dba Microtech Inc (USA) |
| LE413-0410-0203 | Frontgrade Technologies Inc. (USA) |
| TDRFT10031 | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| LE413-0410-0203 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-388-8253 is a Waveguide Assembly, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-388-8253 has 4 manufacturer part numbers on file: LE413-0410-0203 (The Boeing Company Div Legacy Am&m), LE413-0410-0203 (Microtech Inc Dba Microtech Inc), LE413-0410-0203 (Frontgrade Technologies Inc.), TDRFT10031 (Microwave Engineering Corporation).
Key specifications for LE413-0410-0203: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Voltage Standing Wave Ratio: 1.30; Flexibility: FLEXIBLE SECOND TUBING SEGMENT; Flexibility: RIGID FIRST TUBING SEGMENT. 10 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 5985-01-388-8253 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.