The Waveguide Assembly, cataloged under National Stock Number 5985-00-563-1568, 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 Northrop Grumman Support Services Corp. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-563-1568 |
| Primary Part Number | 336D776H01 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | STRAIGHT SEAM SINGLE TUBING SEGMENT |
| Flange Inside Height | 1.340 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.08 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 2.834 INCHES MINIMUM AND 2.846 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 35.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Outside Height | 2.750 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.192 INCHES MINIMUM AND 0.198 INCHES MAXIMUM ALL FLANGES SECOND CONNECTION FACILITY IN |
| Flange Connecting Hole Diameter | 0.216 INCHES MINIMUM AND 0.222 INCHES MAXIMUM ALL FLANGES FIRST CONNECTION FACILITY IN |
| Flange Inside Width | 2.840 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Length | 1.167 FEET NOMINAL FT |
| Waveguide Outside Height | 1.494 INCHES MINIMUM AND 1.506 INCHES MAXIMUM IN |
| Waveguide Outside Width | 2.994 INCHES MINIMUM AND 3.006 INCHES MAXIMUM IN |
| Flange Depth | 0.360 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 4.250 INCHES NOMINAL ALL FLANGES IN |
| Insertion Loss in Decibels | 0.06 |
| Surface Treatment | PAINT ALL FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 1.334 INCHES MINIMUM AND 1.346 INCHES MAXIMUM IN |
| Material | RUBBER NATURAL SINGLE TUBING JACKET |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) ALL FLANGES SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 6 UNTHREADED HOLE(S) ALL FLANGES FIRST CONNECTION FACILITY |
| Flange Style | CONTACT 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 |
| Part Number | Manufacturer |
|---|---|
| 336D776H01 | Universal Lusitania Mfg Corp (USA) |
| 336D776H01 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 336D776H01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-00-563-1568 is a Waveguide Assembly, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-563-1568 has 2 manufacturer part numbers on file: 336D776H01 (Universal Lusitania Mfg Corp), 336D776H01 (Northrop Grumman Support Services Corp).
Key specifications for 336D776H01: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: STRAIGHT SEAM SINGLE TUBING SEGMENT; Flange Inside Height: 1.340 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2. 28 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 5985-00-563-1568 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.