The Waveguide Assembly, cataloged under National Stock Number 5985-01-062-9420, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 30 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-062-9420 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENTSEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.1386 INCHES MINIMUM AND 0.1386 INCHES MINIMUM AND 0.1414 INCHES MAXIMUM FIRST FLANGE0.1414 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Height | 0.220 INCHES MINIMUM AND 0.220 INCHES MINIMUM AND 0.224 INCHES MAXIMUM SECOND FLANGE0.224 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Quantity | 22 |
| Voltage Standing Wave Ratio | 1.081.08 |
| Bend Angle in Deg | 45.0 ALL BENDS H-PLANE45.0 ALL BENDS H-PLANE |
| Style Designator | OFFSET BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Flange Inside Diameter | 0.485 INCHES MINIMUM AND 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM FIRST FLANGE0.515 INCHES MAXIMUM FIRST FLANGE IN |
| Waveguide Inside Width | 0.2785 INCHES MINIMUM AND 0.2785 INCHES MINIMUM AND 0.2815 INCHES MAXIMUM0.2815 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULARINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 0.745 INCHES MINIMUM AND 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM SECOND FLANGE0.755 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Height | 0.735 INCHES MINIMUM AND 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM FIRST FLANGE0.765 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Connecting Hole Diameter | 0.116 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES0.116 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN |
| Waveguide Center to Center Distance | 1.275 FEET NOMINAL1.275 FEET NOMINAL FT |
| Flange Inside Width | 0.2786 INCHES MINIMUM AND 0.2786 INCHES MINIMUM AND 0.2814 INCHES MAXIMUM FIRST FLANGE0.2814 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Width | 0.360 INCHES MINIMUM AND 0.360 INCHES MINIMUM AND 0.362 INCHES MAXIMUM SECOND FLANGE0.362 INCHES MAXIMUM SECOND FLANGE IN |
| Waveguide Length | 1.373 FEET NOMINAL1.373 FEET NOMINAL FT |
| Waveguide Outside Height | 0.218 INCHES MINIMUM AND 0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM0.222 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.358 INCHES MINIMUM AND 0.358 INCHES MINIMUM AND 0.362 INCHES MAXIMUM0.362 INCHES MAXIMUM IN |
| Flange Depth | 0.182 INCHES MINIMUM AND 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM SECOND FLANGE0.192 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Depth | 0.195 INCHES MINIMUM AND 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM FIRST FLANGE0.225 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Outside Width | 0.745 INCHES MINIMUM AND 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM SECOND FLANGE0.755 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Outside Width | 0.735 INCHES MINIMUM AND 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM FIRST FLANGE0.765 INCHES MAXIMUM FIRST FLANGE IN |
| Insertion Loss in Decibels | 0.400.40 |
| Surface Treatment | SILVER ALL FLANGE OUTSIDE SURFACES |
| Surface Treatment | ENAMEL SINGLE TUBING SEGMENT OUTSIDE SURFACES |
| Waveguide Inside Height | 0.1385 INCHES MINIMUM AND 0.1385 INCHES MINIMUM AND 0.1415 INCHES MAXIMUM0.1415 INCHES MAXIMUM IN |
| Material | SILVER ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY4 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 17-15849-1 | C/1 Advisory reference — outside the item-of-supply concept Textron Systems Corporation Dba Textron Systems Corp |
| 17-15849-1 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-01-062-9420 is a Waveguide Assembly, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-568-1595. Verify interchangeability with system specifications before substitution.
Key specifications for 5985-01-062-9420: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENTSEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.1386 INCHES MINIMUM AND 0.1386 INCHES MINIMUM AND 0.1414 INCHES MAXIMUM FIRST FLANGE0.1414 INCHES MAXIMUM FIRST FLANGE IN; Flange Inside Height: 0.220 INCHES MINIMUM AND 0.220 INCHES MINIMUM AND 0.224 INCHES MAXIMUM SECOND FLANGE0.224 INCHES MAXIMUM 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.
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.