The Adapter,waveguide, cataloged under National Stock Number 5985-00-009-7576, 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 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-009-7576 |
| Primary Part Number | 397359-1 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS FIRST TUBING SEGMENT |
| Tubing Wall Construction Style | LAMINATED SECOND TUBING SEGMENT |
| Flange Inside Height | 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.10 |
| Style Designator | WAVEGUIDE TO WAVEGUIDE |
| Flange Inside Diameter | 0.703 INCHES MINIMUM AND 0.707 INCHES MAXIMUM ALL FLANGES IN |
| Waveguide Inside Width | 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM ALL FLANGES IN |
| Adapter Length | 1.000 INCHES NOMINAL IN |
| Flange Connecting Hole Diameter | 0.171 INCHES NOMINAL FIRST FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.138 INCHES SECOND FLANGE ALL CONNECTION FACILITIES IN |
| Waveguide Outside Height | 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN |
| Flange Depth | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM ALL FLANGES IN |
| Flange Outside Width | 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM ALL FLANGES IN |
| Surface Treatment | OXIDE FILM ALL TUBING SEGMENT AND FLANGE ALL SURFACES |
| Waveguide Inside Height | 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Thread Class | 2B FIRST FLANGE SINGLE CONNECTION FACILITY |
| Thread Quantity Per Inch | 32 SECOND FLANGE ALL CONNECTION FACILITIES |
| Material | ALUMINUM ALLOY SINGLE FLANGE |
| Material | ALUMINUM SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 4 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND FLANGE ALL CONNECTION FACILITIES |
| Flange Style | CHOKE TYPE SECOND FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-00-009-7576 is a Adapter,waveguide, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-009-7576 has 2 manufacturer part numbers on file: 397359-1 (Microtech Inc Dba Microtech Inc), 397359-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 397359-1: Tubing Wall Construction Style: SEAMLESS FIRST TUBING SEGMENT; Tubing Wall Construction Style: LAMINATED SECOND TUBING SEGMENT; Flange Inside Height: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN; Flange Quantity: 2. 29 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 5985-00-009-7576 has DEMIL Code Q. 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.