The Adapter,waveguide, cataloged under National Stock Number 5985-01-497-9988, 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 Maury Microwave, Inc. Dba Maury Microwave. Government technical data includes 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-497-9988 |
| Primary Part Number | U210C6 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Maury Microwave, Inc. Dba Maury Microwave |
| Status | ACTIVE |
| Flange Inside Height | 0.222 INCHES MINIMUM AND 0.224 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Precious Material | GOLD |
| Voltage Standing Wave Ratio | 1.15 |
| Adapter Overall Width | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 0.280 INCHES NOMINAL IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM SINGLE FLANGE IN |
| Adapter Overall Height | 1.145 INCHES NOMINAL IN |
| Adapter Length | 1.350 INCHES NOMINAL IN |
| Flange Connecting Hole Diameter | 0.116 INCHES MINIMUM AND 0.118 INCHES MAXIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 0.362 INCHES MINIMUM AND 0.364 INCHES MAXIMUM SINGLE FLANGE IN |
| Waveguide Outside Height | 0.220 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.360 INCHES NOMINAL IN |
| Flange Depth | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Width | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM SINGLE FLANGE IN |
| Insertion Loss in Decibels | 0.50 |
| Surface Treatment | GOLD SINGLE TUBING SEGMENT AND FLANGE INSIDE SURFACES |
| Precious Material and Location | INTERNAL SURFACES GOLD |
| Waveguide Inside Height | 0.140 INCHES NOMINAL IN |
| Adapter Height | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| U210C6 PRIMARY | Maury Microwave, Inc. Dba Maury Microwave (USA) |
| 020758VV-1 | Argon St, Inc. (USA) |
NSN 5985-01-497-9988 is a Adapter,waveguide, manufactured by Maury Microwave, Inc. Dba Maury Microwave, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-497-9988 has 2 manufacturer part numbers on file: U210C6 (Maury Microwave, Inc. Dba Maury Microwave), 020758VV-1 (Argon St, Inc.).
Key specifications for U210C6: Flange Inside Height: 0.222 INCHES MINIMUM AND 0.224 INCHES MAXIMUM SINGLE FLANGE IN; Flange Quantity: 1; Precious Material: GOLD; Voltage Standing Wave Ratio: 1.15. 27 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 5985-01-497-9988 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.