The Waveguide Assembly, cataloged under National Stock Number 5985-01-034-0616, 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 30 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 | 5985-01-034-0616 |
| Primary Part Number | TFT-68-4-B-50-N |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Tubing Wall Construction Style | INTERLOCKED SINGLE TUBING SEGMENTINTERLOCKED SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.497 INCHES NOMINAL FIRST FLANGE0.497 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 0.628 INCHES NOMINAL SECOND FLANGE0.628 INCHES NOMINAL SECOND FLANGE IN |
| Flange Quantity | 22 |
| Precious Material | SILVER |
| Style Designator | STRAIGHT TYPE |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Flange Inside Diameter | 1.122 INCHES NOMINAL FIRST FLANGE1.122 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Inside Width | 1.222 INCHES NOMINAL1.222 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULARINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.875 INCHES NOMINAL FIRST FLANGE1.875 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Height | 1.875 INCHES NOMINAL SECOND FLANGE1.875 INCHES NOMINAL SECOND FLANGE IN |
| Flange Connecting Hole Diameter | 0.169 INCHES NOMINAL SECOND FLANGE SINGLE CONNECTION FACILITY0.169 INCHES NOMINAL SECOND FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 1.122 INCHES NOMINAL FIRST FLANGE1.122 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 1.325 INCHES NOMINAL SECOND FLANGE1.325 INCHES NOMINAL SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITYRIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY |
| Waveguide Length | 4.167 FEET NOMINAL FT |
| Nominal Thread Size | 0.164 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY0.164 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Waveguide Outside Width | 1.470 INCHES NOMINAL1.470 INCHES NOMINAL IN |
| Flange Depth | 0.625 INCHES NOMINAL FIRST FLANGE0.625 INCHES NOMINAL FIRST FLANGE IN |
| Flange Depth | 0.437 INCHES NOMINAL SECOND FLANGE0.437 INCHES NOMINAL SECOND FLANGE IN |
| Flange Outside Width | 1.625 INCHES NOMINAL FIRST FLANGE1.625 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Width | 1.875 INCHES NOMINAL SECOND FLANGE1.875 INCHES NOMINAL SECOND FLANGE IN |
| Tubing Twist Type | TWISTABLE SINGLE TUBING SEGMENTTWISTABLE SINGLE TUBING SEGMENT |
| Surface Treatment | SILVER ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Precious Material and Location | FLANGE AND TUBING EXTERNAL SURFACES SILVER |
| Waveguide Inside Height | 0.497 INCHES NOMINAL0.497 INCHES NOMINAL IN |
| Thread Class | 2B FIRST FLANGE SINGLE CONNECTION FACILITY2B FIRST FLANGE SINGLE CONNECTION FACILITY |
| Material | COPPER ALLOY ALL TUBING SEGMENT AND 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 |
|---|---|
| MTPS112-501-N-50B | Microtech Inc Dba Microtech Inc (USA) |
| TFT-68-4-B-50-N PRIMARY | Microwave Engineering Corporation (USA) |
NSN 5985-01-034-0616 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-034-0616 has 2 manufacturer part numbers on file: MTPS112-501-N-50B (Microtech Inc Dba Microtech Inc), TFT-68-4-B-50-N (Microwave Engineering Corporation).
Key specifications for TFT-68-4-B-50-N: Tubing Wall Construction Style: INTERLOCKED SINGLE TUBING SEGMENTINTERLOCKED SINGLE TUBING SEGMENT; Flange Inside Height: 0.497 INCHES NOMINAL FIRST FLANGE0.497 INCHES NOMINAL FIRST FLANGE IN; Flange Inside Height: 0.628 INCHES NOMINAL SECOND FLANGE0.628 INCHES NOMINAL SECOND FLANGE IN; Flange Quantity: 22. 30 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 5985-01-034-0616 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.