The Nonmetallic Channel, cataloged under National Stock Number 9390-01-080-2643, is classified within Federal Supply Class 9390 (Miscellaneous Fabricated Nonmetallic Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Atlantic India Rubber Co Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9390-01-080-2643 |
| Primary Part Number | X-526 |
| Item Name | Nonmetallic Channel |
| FSC / FSG | 9390 / 93 — Miscellaneous Fabricated Nonmetallic Materials |
| Manufacturer | Atlantic India Rubber Co Inc |
| Status | ACTIVE |
| Base Flange Thickness | 0.094 INCHES NOMINAL IN |
| Left-Side Flange Tip Style | LEFT SQUARE END |
| Cross-Sectional Shape Style | OPEN CHANNEL |
| Left Side Flange Thickness | 0.094 INCHES NOMINAL IN |
| Right Side Flange Height | 0.281 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.094 INCHES NOMINAL IN |
| Physical Form | SOLID |
| Material | RUBBER SYNTHETIC |
| Nonmetallic Hardness Rating | 35.0 MINIMUM SHORE DUROMETER AND 45.0 MAXIMUM SHORE DUROMETER |
| Right-Side Flange Tip Style | RIGHT SQUARE END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| X-526 PRIMARY | Atlantic India Rubber Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 200-1456-000 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 0188-2-3133 | 5/9 Secondary reference Usacecom Intelligence Electronic Warfare Sensors Directorate |
NSN 9390-01-080-2643 is a Nonmetallic Channel, manufactured by Atlantic India Rubber Co Inc, classified under FSC 9390, Miscellaneous Fabricated Nonmetallic Materials. Status: active.
NSN 9390-01-080-2643 has 1 manufacturer part number on file: X-526 (Atlantic India Rubber Co Inc).
Key specifications for X-526: Overall Height: 0.375 INCHES NOMINAL IN; Base Flange Thickness: 0.094 INCHES NOMINAL IN; Left-Side Flange Tip Style: LEFT SQUARE END; Cross-Sectional Shape Style: OPEN CHANNEL. 10 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.