The Waveguide Assembly, cataloged under National Stock Number 5985-00-371-4558, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-371-4558 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Flange Inside Height | 0.872 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Bend Angle in Deg | 90.0 ALL BENDS H-PLANE |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 1.080 FEET NOMINAL FT |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Flange Inside Width | 1.872 INCHES NOMINAL ALL FLANGES IN |
| Nominal Thread Size | 0.190 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN |
| Flange Depth | 0.938 INCHES NOMINAL ALL FLANGES IN |
| Thread Quantity Per Inch | 32 ALL FLANGES ALL CONNECTION FACILITIES |
| Material | COPPER ALL FLANGE |
| Flange Connecting Facility and Quantity | 8 CAPTIVE SCREW(S) ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Outside Diameter | 3.625 INCHES NOMINAL ALL FLANGES IN |
| Thread Series Designator | UNF ALL FLANGES ALL CONNECTION FACILITIES |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 1.250 FEET NOMINAL FT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 583Z5052-17 | 5/9 Secondary reference U.S. Government activity |
| 583Z5052MC-17 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-371-4558 is a Waveguide Assembly, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-371-4558: Flange Inside Height: 0.872 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2; Bend Angle in Deg: 90.0 ALL BENDS H-PLANE; Style Designator: BEND TYPE. 16 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 5985-00-371-4558 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.