The Waveguide Assembly, cataloged under National Stock Number 5985-00-720-4113, 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 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-720-4113 |
| Primary Part Number | 498830-403 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| FSC Application Data | RADAR EQUIPMENT |
| Tubing Wall Construction Style | CORRUGATED SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Connecting Hole Diameter | 0.312 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Waveguide Length | 2.209 FEET NOMINAL FT |
| Waveguide Outside Height | 0.750 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.250 INCHES NOMINAL IN |
| Waveguide Inside Height | 0.500 INCHES NOMINAL IN |
| Material | RUBBER SINGLE TUBING JACKET |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 498830-403 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 498830-403 | 5/9 Secondary reference U.S. Government activity |
| 498830-403 | 5/1 Secondary reference Microwave Engineering Corporation |
NSN 5985-00-720-4113 is a Waveguide Assembly, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-720-4113 has 1 manufacturer part number on file: 498830-403 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
Key specifications for 498830-403: FSC Application Data: RADAR EQUIPMENT; Tubing Wall Construction Style: CORRUGATED SINGLE TUBING SEGMENT; Flange Quantity: 2; Style Designator: STRAIGHT TYPE. 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.
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.