The Waveguide Assembly, cataloged under National Stock Number 5985-01-154-5709, 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 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-154-5709 |
| Primary Part Number | 585R417H04 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| FSC Application Data | ACFT GUNNERY FIRE CONTROL COMPONENT |
| Supplementary Features | USED ON RADAR RACK |
| Style Designator | OFFSET BEND TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.900 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Waveguide Outside Height | 1.620 INCHES NOMINAL IN |
| Waveguide Outside Width | 2.100 INCHES NOMINAL IN |
| Waveguide Inside Height | 0.400 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 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 |
|---|---|
| 585R417H04 | Frontgrade Technologies Inc. (USA) |
| 585R417H04 | Microwave Engineering Corporation (USA) |
| 585R417H04 | Microtech Inc Dba Microtech Inc (USA) |
| Reference | Meaning |
|---|---|
| 585R417H04 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-154-5709 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-154-5709 has 3 manufacturer part numbers on file: 585R417H04 (Frontgrade Technologies Inc.), 585R417H04 (Microwave Engineering Corporation), 585R417H04 (Microtech Inc Dba Microtech Inc).
Key specifications for 585R417H04: FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT; Supplementary Features: USED ON RADAR RACK; Style Designator: OFFSET BEND TYPE; Flexibility: FLEXIBLE SINGLE TUBING SEGMENT. 10 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 5985-01-154-5709 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.