The Waveguide Assembly, cataloged under National Stock Number 5985-00-976-9578, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-976-9578 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | ANTENNA,RADAR SET,SEARCH,AIRCRAFT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Waveguide Height | 10.242 INCHES NOMINAL IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.10 |
| Waveguide Leg Length | 1.300 INCHES NOMINAL IN |
| Style Designator | U-BEND TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 35.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Waveguide Center to Center Distance | 10.000 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.484 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.859 INCHES NOMINAL IN |
| Waveguide Longer Leg Length | 5.000 INCHES NOMINAL IN |
| Flange Style | CHOKE TYPE ALL FLANGES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 199-11019 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-976-9578 is a Waveguide Assembly, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-976-9578: FSC Application Data: ANTENNA,RADAR SET,SEARCH,AIRCRAFT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Waveguide Height: 10.242 INCHES NOMINAL IN; Flange Quantity: 2. 15 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 5985-00-976-9578 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.