The Waveguide Assembly, cataloged under National Stock Number 5985-01-396-2064, 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 Microtech Inc Dba Microtech Inc. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-396-2064 |
| Primary Part Number | 8655425-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microtech Inc Dba Microtech Inc |
| Status | ACTIVE |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.10 |
| Waveguide First Leg Length | 1.204 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 3.430 INCHES NOMINAL IN |
| Bend Angle in Deg | 90.0 SECOND BEND E-PLANE |
| Style Designator | THREE BEND TYPE |
| Flexibility | RIGID FOURTH TUBING SEGMENT |
| Flexibility | RIGID FIRST TUBING SEGMENT |
| Flexibility | RIGID SECOND TUBING SEGMENT |
| Flexibility | FLEXIBLE THIRD TUBING SEGMENT |
| Operating Pressure | 45.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS |
| Surface Treatment | NICKEL THIRD TUBING SEGMENT OUTSIDE SURFACES |
| Surface Treatment | SILVER THIRD TUBING SEGMENT ALL SURFACES |
| Material | ALUMINUM FIRST TUBING SEGMENT AND FLANGE |
| Material | ALUMINUM FOURTH TUBING SEGMENT AND FLANGE |
| Material | ALUMINUM SECOND TUBING SEGMENT |
| Material | BERYLLIUM THIRD TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 4 CAPTIVE SCREW(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 4 CAPTIVE SCREW(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Style | COVER TYPE FIRST FLANGE |
| Flange Style | CHOKE TYPE SECOND FLANGE |
| Waveguide Third Leg Length | 5.400 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-396-2064 is a Waveguide Assembly, manufactured by Microtech Inc Dba Microtech Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-396-2064 has 2 manufacturer part numbers on file: 8655425-1 (Microtech Inc Dba Microtech Inc), 1061112-1 (Frontgrade Technologies Inc.).
Key specifications for 8655425-1: Flange Quantity: 2; Voltage Standing Wave Ratio: 1.10; Waveguide First Leg Length: 1.204 INCHES NOMINAL IN; Waveguide Second Leg Length: 3.430 INCHES NOMINAL IN. 22 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.
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.