The Nonmetallic Channel, cataloged under National Stock Number 9390-01-053-3370, is classified within Federal Supply Class 9390 (Miscellaneous Fabricated Nonmetallic Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9390-01-053-3370 |
| Primary Part Number | 2660308 |
| Item Name | Nonmetallic Channel |
| FSC / FSG | 9390 / 93 — Miscellaneous Fabricated Nonmetallic Materials |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| First Slot/groove Width | 0.062 INCHES NOMINAL IN |
| Length | 12.000 INCHES NOMINAL IN |
| Minimum Tensile Strength | ERR-060 |
| Left-Side Flange Tip Style | LEFT SQUARE END |
| Material Document and Classification | MIL-STD-417, TYPE S, CLASS SB, GRADE SB515 MIL STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | OPEN CHANNEL WITH ROUND BASE |
| Left Side Flange Thickness | 0.031 INCHES NOMINAL IN |
| Right Side Flange Thickness | 0.031 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | SB CLASS AND SB515 GRADE AND S TYPE |
| Outside Radius | 0.062 INCHES NOMINAL IN |
| Environmental Protection | FUEL RESISTANT AND OIL RESISTANT |
| Material | RUBBER SYNTHETIC |
| First Slot/groove Depth | 0.188 INCHES NOMINAL IN |
| Nonmetallic Hardness Rating | 45.0 MINIMUM SHORE DUROMETER A AND 55.0 MAXIMUM SHORE DUROMETER A |
| 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 |
|---|---|
| 2660308 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| MIL-R-3065 | 4/1 Identification reference U.S. Government activity |
NSN 9390-01-053-3370 is a Nonmetallic Channel, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 9390, Miscellaneous Fabricated Nonmetallic Materials. Status: active.
NSN 9390-01-053-3370 has 1 manufacturer part number on file: 2660308 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2660308: First Slot/groove Width: 0.062 INCHES NOMINAL IN; Overall Height: 0.250 INCHES NOMINAL IN; Length: 12.000 INCHES NOMINAL IN; Minimum Tensile Strength: ERR-060. 15 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.