The Waveguide Assembly, cataloged under National Stock Number 5985-01-418-9608, 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 Microwave Engineering Corporation. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-418-9608 |
| Primary Part Number | R170FT-24-C3-C3-N |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Flange Inside Height | 0.321 INCHES NOMINAL ALL FLANGES IN |
| Flange Quantity | 2 |
| Precious Material | SILVER |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.691 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR SINGLE RIDGED EXTERNAL, RECTANGULAR SINGLE INDENTED |
| Flange Outside Height | 1.360 INCHES MINIMUM AND 1.390 INCHES MAXIMUM ALL FLANGES IN |
| Flange Inside Width | 0.691 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Length | 24.000 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.421 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.791 INCHES NOMINAL IN |
| Flange Depth | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 1.360 INCHES MINIMUM AND 1.390 INCHES MAXIMUM ALL FLANGES IN |
| Surface Treatment | SILVER SINGLE TUBING SEGMENT INSIDE SURFACES |
| Precious Material and Location | INTERNAL SURFACES SILVER |
| Waveguide Inside Height | 0.321 INCHES NOMINAL IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT |
| Flange Style | CONTACT, DOUBLE RIDGE TYPE ALL FLANGES |
| 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 |
|---|---|
| R170FT-24-C3-C3-N | Microwave Engineering Corporation (USA) |
| 124688-24 | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 124688-24 | 5/9 Secondary reference U.S. Government activity |
| 291000P1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-418-9608 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-418-9608 has 2 manufacturer part numbers on file: R170FT-24-C3-C3-N (Microwave Engineering Corporation), 124688-24 (Frontgrade Technologies Inc.).
Key specifications for R170FT-24-C3-C3-N: Flange Inside Height: 0.321 INCHES NOMINAL ALL FLANGES IN; Flange Quantity: 2; Precious Material: SILVER; Style Designator: STRAIGHT TYPE. 19 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 5985-01-418-9608 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.