The Waveguide Assembly, cataloged under National Stock Number 5985-00-225-7705, 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 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-225-7705 |
| Primary Part Number | 336D845G02 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Inside Height | 1.340 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 1.340 INCHES NOMINAL SECOND FLANGE IN |
| Flange Quantity | 2 |
| Bend Angle in Deg | 90.0 FIRST BEND H-PLANE |
| Bend Angle in Deg | 30.0 SECOND BEND H-PLANE |
| Waveguide Inside Width | 2.840 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 2.750 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Height | 2.750 INCHES NOMINAL SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.194 INCHES NOMINAL SECOND FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 2.840 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Width | 2.840 INCHES NOMINAL FIRST FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.164 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 1.500 INCHES NOMINAL IN |
| Waveguide Outside Width | 3.000 INCHES NOMINAL IN |
| Flange Depth | 0.375 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.375 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 4.250 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 4.250 INCHES NOMINAL SECOND FLANGE IN |
| Surface Treatment | ENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Surface Treatment | OXIDE FILM ALL FLANGE INSIDE SURFACES |
| Waveguide Inside Height | 1.340 INCHES NOMINAL IN |
| Thread Class | 2B FIRST FLANGE SINGLE CONNECTION FACILITY |
| Thread Quantity Per Inch | 32 FIRST FLANGE SINGLE CONNECTION FACILITY |
| Material | ALUMINUM ALLOY 6061 ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 10 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST FLANGE SINGLE CONNECTION FACILITY |
| 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 |
|---|---|
| 336D845G02 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 336D845G02 | 3/9 Design control — primary reference U.S. Government activity |
| 336D845G01 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-00-225-7705 is a Waveguide Assembly, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-225-7705 has 1 manufacturer part number on file: 336D845G02 (Northrop Grumman Support Services Corp).
Key specifications for 336D845G02: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Inside Height: 1.340 INCHES NOMINAL FIRST FLANGE IN; Flange Inside Height: 1.340 INCHES NOMINAL SECOND FLANGE IN; Flange Quantity: 2. 30 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 5985-00-225-7705 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.