The Adapter,waveguide, cataloged under National Stock Number 5985-00-459-0281, 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 Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-00-459-0281 |
| Primary Part Number | 23012NJ |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.503 INCHES MINIMUM SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Precious Material | GOLD |
| Voltage Standing Wave Ratio | 1.10 |
| Adapter Overall Width | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN |
| Connector End Design | FEMALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SINGLE FLANGE IN |
| Adapter Overall Height | 2.480 INCHES NOMINAL IN |
| Adapter Length | 1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM IN |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM SINGLE FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 1.003 INCHES MINIMUM SINGLE FLANGE IN |
| Waveguide Outside Height | 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN |
| Flange Depth | 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Width | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SINGLE FLANGE IN |
| Surface Treatment | CHROMATE AND ENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Precious Material and Location | CENTER CONDUCTOR SURFACES GOLD |
| Waveguide Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Adapter Height | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES |
| Flange Style | COVER TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| 23012NJ | Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc (USA) |
| Reference | Meaning |
|---|---|
| USCD-10117-1 | 5/9 Secondary reference The Boeing Company Div Legacy Corinth Bgrc |
| 23012N | 5/9 Secondary reference Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc |
| 3000-6254 | 5/9 Secondary reference Eg and G Inc Moisture and Humidity Div |
| USCD-10117-1 | 3/9 Design control — primary reference Boeing Company, the |
NSN 5985-00-459-0281 is a Adapter,waveguide, manufactured by Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-459-0281 has 1 manufacturer part number on file: 23012NJ (Huber+suhner Astrolab, Inc. Dba Huber & Suhner Astrolab Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-019-3834. Verify interchangeability with system specifications before substitution.
Key specifications for 23012NJ: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.503 INCHES MINIMUM SINGLE FLANGE IN; Flange Quantity: 1. 28 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 5985-00-459-0281 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.