The Waveguide Assembly, cataloged under National Stock Number 5985-00-491-8271, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-491-8271 |
| Primary Part Number | 396433-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| FSC Application Data | TRANSMITTING SETS,ELECTRONIC GUIDANCE SIGNALSTRANSMITTING SETS,ELECTRONIC GUIDANCE SIGNALS |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENTSEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM ALL FLANGES IN |
| Flange Quantity | 22 |
| Voltage Standing Wave Ratio | 1.101.10 |
| Bend Angle in Deg | 90.0 SINGLE BEND E-PLANE |
| Style Designator | BEND TYPEBEND TYPE |
| Waveguide Offset Distance | 2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN |
| Flexibility | FLEXIBLE SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.622 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULARINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.313 INCHES NOMINAL ALL FLANGES IN |
| Flange Connecting Hole Diameter | 0.144 INCHES MINIMUM AND 0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES0.147 INCHES MAXIMUM ALL FLANGES ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.705 INCHES MINIMUM AND 0.705 INCHES MINIMUM AND 0.707 INCHES MAXIMUM ALL FLANGES0.707 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Outside Height | 0.391 INCHES NOMINAL0.391 INCHES NOMINAL IN |
| Waveguide Outside Width | 0.702 INCHES NOMINAL IN |
| Flange Depth | 0.313 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.313 INCHES NOMINAL ALL FLANGES IN |
| Waveguide Inside Height | 0.311 INCHES NOMINAL0.311 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE |
| Material | PLASTIC ALL TUBING JACKET |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE ALL FLANGES |
| Waveguide Longer Offset Distance | 4.781 INCHES NOMINAL4.781 INCHES NOMINAL IN |
| 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 |
|---|---|
| 214959 | Microtech Inc Dba Microtech Inc (USA) |
| TS7631 | Microwave Engineering Corporation (USA) |
| 396433-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| 115535 | 5/9 Secondary reference U.S. Government activity |
| 999010214959 | 5/9 Secondary reference Microtech Inc Dba Microtech Inc |
NSN 5985-00-491-8271 is a Waveguide Assembly, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-491-8271 has 3 manufacturer part numbers on file: 214959 (Microtech Inc Dba Microtech Inc), TS7631 (Microwave Engineering Corporation), 396433-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 396433-1: FSC Application Data: TRANSMITTING SETS,ELECTRONIC GUIDANCE SIGNALSTRANSMITTING SETS,ELECTRONIC GUIDANCE SIGNALS; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENTSEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM ALL FLANGES IN; Flange Quantity: 22. 24 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 5985-00-491-8271 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.