The Adapter,waveguide, cataloged under National Stock Number 5985-01-411-4280, 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 Frontgrade Technologies Inc.. Government technical data includes 28 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-411-4280 |
| Primary Part Number | DRA750TNC-F3G |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.321 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Adapter Overall Width | 1.390 INCHES NOMINAL IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 0.741 INCHES NOMINAL IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.380 INCHES NOMINAL SINGLE FLANGE IN |
| Adapter Overall Height | 0.750 INCHES NOMINAL IN |
| Adapter Length | 1.200 INCHES NOMINAL IN |
| Flange Connecting Hole Diameter | 0.145 INCHES NOMINAL SINGLE FLANGE SECOND CONNECTION FACILITY IN |
| Flange Inside Width | 0.691 INCHES NOMINAL SINGLE FLANGE IN |
| Thread Direction | RIGHT-HAND SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.138 INCHES SINGLE FLANGE FIRST CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.421 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.791 INCHES NOMINAL IN |
| Flange Depth | 0.250 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 1.380 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Height | 0.371 INCHES NOMINAL IN |
| Adapter Height | 1.380 INCHES NOMINAL IN |
| Thread Class | 2B SINGLE FLANGE FIRST CONNECTION FACILITY |
| Thread Quantity Per Inch | 32 SINGLE FLANGE FIRST CONNECTION FACILITY |
| Material | ALUMINUM ALLOY 6061 ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) SINGLE FLANGE SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 2 THREADED HOLE(S) SINGLE FLANGE FIRST CONNECTION FACILITY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE FIRST CONNECTION FACILITY |
| Flange Style | CONTACT, DOUBLE RIDGE TYPE SINGLE 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 |
|---|---|
| DRA750TNC-F3G PRIMARY | Frontgrade Technologies Inc. (USA) |
NSN 5985-01-411-4280 is a Adapter,waveguide, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-411-4280 has 1 manufacturer part number on file: DRA750TNC-F3G (Frontgrade Technologies Inc.).
Key specifications for DRA750TNC-F3G: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.321 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Adapter Overall Width: 1.390 INCHES NOMINAL IN. 28 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 5985-01-411-4280 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.