The Waveguide Assembly, cataloged under National Stock Number 5985-00-484-6180, 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 Ward Leonard Ct Llc. Government technical data includes 24 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-484-6180 |
| Primary Part Number | TR68446 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.500 INCHES NOMINAL SECOND FLANGE IN |
| Flange Inside Height | 0.500 INCHES NOMINAL FIRST FLANGE IN |
| Flange Quantity | 22 |
| Style Designator | DOUBLE BEND TYPEDOUBLE BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.125 INCHES NOMINAL1.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.875 INCHES NOMINAL SECOND FLANGE IN |
| Flange Outside Height | 1.875 INCHES NOMINAL FIRST FLANGE1.875 INCHES NOMINAL FIRST FLANGE IN |
| Flange Connecting Hole Diameter | 0.188 INCHES NOMINAL SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Waveguide Center to Center Distance | 1.906 FEET NOMINAL FT |
| Flange Inside Width | 1.125 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 1.125 INCHES NOMINAL SECOND FLANGE IN |
| Nominal Thread Size | 0.188 INCHES FIRST FLANGE ALL CONNECTION FACILITIES0.188 INCHES FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Outside Width | 1.875 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 1.875 INCHES NOMINAL SECOND FLANGE1.875 INCHES NOMINAL SECOND FLANGE IN |
| Surface Treatment | ANODIZE ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Material | ALUMINUM ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Style | COVER TYPE SECOND FLANGECOVER TYPE SECOND FLANGE |
| Flange Style | CHOKE TYPE FIRST FLANGECHOKE TYPE FIRST FLANGE |
| 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 |
|---|---|
| 208925 | Microtech Inc Dba Microtech Inc (USA) |
| TR68446 PRIMARY | Ward Leonard Ct Llc (USA) |
| TR68446 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| 751373-103 | 5/9 Secondary reference U.S. Government activity |
| TR68446 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 751373-103 | 7/9 Vendor item drawing reference Lockheed Corp |
NSN 5985-00-484-6180 is a Waveguide Assembly, manufactured by Ward Leonard Ct Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-484-6180 has 3 manufacturer part numbers on file: 208925 (Microtech Inc Dba Microtech Inc), TR68446 (Ward Leonard Ct Llc), TR68446 (Microwave Engineering Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-461-9092. Verify interchangeability with system specifications before substitution.
Key specifications for TR68446: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.500 INCHES NOMINAL SECOND FLANGE IN; Flange Inside Height: 0.500 INCHES NOMINAL FIRST FLANGE IN; Flange Quantity: 22. 24 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 5985-00-484-6180 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.