The Waveguide Assembly, cataloged under National Stock Number 5985-01-307-7138, 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 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-307-7138 |
| Primary Part Number | LE413-0251-0003 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Style Designator | BEND TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Longer Offset Distance | 8.900 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 |
|---|---|
| LE413-0251-0003 | Frontgrade Technologies Inc. (USA) |
| TDS22118 | Microwave Engineering Corporation (USA) |
| LE413-0251-0003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| LE413-0251-0003 | Microtech Inc Dba Microtech Inc (USA) |
NSN 5985-01-307-7138 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 5985-01-307-7138 has 4 manufacturer part numbers on file: LE413-0251-0003 (Frontgrade Technologies Inc.), TDS22118 (Microwave Engineering Corporation), LE413-0251-0003 (The Boeing Company Div Legacy Am&m), LE413-0251-0003 (Microtech Inc Dba Microtech Inc).
Key specifications for LE413-0251-0003: Style Designator: BEND TYPE; Flexibility: FLEXIBLE SINGLE TUBING SEGMENT; End Item Identification: B-1B ACFT; Waveguide Longer Offset Distance: 8.900 INCHES NOMINAL IN. 3 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 5985-01-307-7138 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.