The Waveguide Assembly, cataloged under National Stock Number 5985-01-415-6830, 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 27 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-415-6830 |
| Primary Part Number | TDR10259 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.321 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Waveguide First Leg Length | 16.335 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 3.965 INCHES NOMINAL IN |
| Bend Angle in Deg | 22.0 FIRST BEND E-PLANE |
| Style Designator | THREE BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.720 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.375 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.0931 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM ALL FLANGES FIRST CONNECTION FACILITY IN |
| Flange Connecting Hole Diameter | 0.096 INCHES MINIMUM AND 0.097 INCHES MAXIMUM ALL FLANGES SECOND CONNECTION FACILITY IN |
| Flange Inside Width | 0.720 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Fourth Leg Length | 1.745 INCHES NOMINAL IN |
| Specification/standard Data | 43999-LE413-0410 MANUFACTURERS SPECIFICATION CONTROL |
| Waveguide Outside Height | 0.421 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.820 INCHES NOMINAL IN |
| Flange Depth | 0.245 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.375 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Inside Height | 0.321 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) ALL FLANGES SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) ALL FLANGES FIRST CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 2 UNTHREADED STUD ALL FLANGES THIRD CONNECTION FACILITY |
| Flange Style | CONTACT, DOUBLE RIDGE TYPE ALL FLANGES |
| Waveguide Third Leg Length | 2.220 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 |
|---|---|
| LE413-0410-0007 | Microtech Inc Dba Microtech Inc (USA) |
| TDR10259 PRIMARY | Microwave Engineering Corporation (USA) |
| LE413-0410-0007 | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| LE413-0410-0007 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
| LE413-0410-0007 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-415-6830 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-415-6830 has 3 manufacturer part numbers on file: LE413-0410-0007 (Microtech Inc Dba Microtech Inc), TDR10259 (Microwave Engineering Corporation), LE413-0410-0007 (Frontgrade Technologies Inc.).
Key specifications for TDR10259: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.321 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2; Waveguide First Leg Length: 16.335 INCHES NOMINAL IN. 27 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 5985-01-415-6830 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.