The Waveguide Assembly, cataloged under National Stock Number 5985-00-819-5684, 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 Microtech Inc Dba Microtech Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-00-819-5684 |
| Primary Part Number | 207766 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microtech Inc Dba Microtech Inc |
| Status | ACTIVE |
| FSC Application Data | RADAR SET,AIRBORNE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.05 |
| Criticality Code Justification | FEAT |
| Style Designator | BEND TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Operating Pressure | 20.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.780 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.425 INCHES NOMINAL IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Flange Style | COVER TYPE SECOND FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 207766 PRIMARY | Microtech Inc Dba Microtech Inc (USA) |
| Reference | Meaning |
|---|---|
| TS68438 | C/1 Advisory reference — outside the item-of-supply concept Ward Leonard Ct Llc |
| 751373-3 | 5/2 Secondary reference U.S. Government activity |
| 102313 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-00-819-5684 is a Waveguide Assembly, manufactured by Microtech Inc Dba Microtech Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-819-5684 has 1 manufacturer part number on file: 207766 (Microtech Inc Dba Microtech Inc).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-445-1061. Verify interchangeability with system specifications before substitution.
Key specifications for 207766: FSC Application Data: RADAR SET,AIRBORNE; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.05. 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 5985-00-819-5684 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.