The Waveguide Assembly, cataloged under National Stock Number 5985-01-412-9912, 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 Microwave Engineering Corporation. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-412-9912 |
| Primary Part Number | TR643061 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Flange Quantity | 2 |
| Waveguide First Leg Length | 1.750 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 5.000 INCHES NOMINAL IN |
| Style Designator | THREE BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Fourth Leg Length | 2.250 INCHES NOMINAL IN |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES |
| 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 |
|---|---|
| 123SCAV7220-1 | Northrop Grumman Systems Corporation (USA) |
| TR643061 PRIMARY | Microwave Engineering Corporation (USA) |
| TR643061 PRIMARY | Ward Leonard Ct Llc (USA) |
| Reference | Meaning |
|---|---|
| TR643061 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 123SCVA7220-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5985-01-412-9912 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-412-9912 has 3 manufacturer part numbers on file: 123SCAV7220-1 (Northrop Grumman Systems Corporation), TR643061 (Microwave Engineering Corporation), TR643061 (Ward Leonard Ct Llc).
Key specifications for TR643061: Flange Quantity: 2; Waveguide First Leg Length: 1.750 INCHES NOMINAL IN; Waveguide Second Leg Length: 5.000 INCHES NOMINAL IN; Style Designator: THREE BEND TYPE. 7 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 5985-01-412-9912 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.