The Waveguide Assembly, cataloged under National Stock Number 5985-01-065-4298, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-065-4298 |
| Primary Part Number | 2922273 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 2.750 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Height | 4.469 INCHES NOMINAL IN |
| Flange Quantity | 2 |
| Waveguide Leg Length | 1.000 INCHES NOMINAL IN |
| Bend Angle in Deg | 180.0 FIRST BEND E-PLANE |
| Style Designator | U-BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 5.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 4.000 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Waveguide Center to Center Distance | 1.437 INCHES NOMINAL IN |
| Flange Inside Width | 5.750 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Outside Height | 3.000 INCHES NOMINAL IN |
| Waveguide Outside Width | 6.000 INCHES NOMINAL IN |
| Flange Depth | 1.500 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 7.000 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Inside Height | 2.750 INCHES NOMINAL IN |
| Waveguide Longer Leg Length | 13.625 INCHES NOMINAL IN |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CONTACT TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 1.031 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-065-4298 is a Waveguide Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-065-4298 has 3 manufacturer part numbers on file: 2922273 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2922273 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1052680 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 2922273: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 2.750 INCHES NOMINAL ALL FLANGES IN; Waveguide Height: 4.469 INCHES NOMINAL IN; Flange Quantity: 2. 23 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.