The Rubber Round Section, cataloged under National Stock Number 5330-00-889-1566, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Skydyne Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-889-1566 |
| Primary Part Number | SKM518 |
| Item Name | Rubber Round Section |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Skydyne Company |
| Status | ACTIVE |
| Length | 70.000 INCHES NOMINAL IN |
| Minimum Tensile Strength | ERR-060 |
| Material Document and Classification | ASTM D2000 GRADE 2BC412A1B1F2K2 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Surface Condition | SMOOTH |
| Cross-Sectional Shape Style | CIRCULAR W/ CENTER APERTURE |
| Cross Section Inside Diameter | 0.156 INCHES NOMINAL IN |
| Color | BLACK LOCATION NOT OTHERWISE SPECIFIED |
| Environmental Protection | HEAT RESISTANT AND OIL RESISTANT AND FUNGUS RESISTANT |
| Cross Section Outside Diameter | 0.265 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR LOCATION NOT OTHERWISE SPECIFIED |
| Nonmetallic Hardness Rating | 35.0 MINIMUM SHORE DUROMETER A AND 45.0 MAXIMUM SHORE DUROMETER A |
| 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 |
|---|---|
| SKM518 PRIMARY | The Skydyne Company (USA) |
| Reference | Meaning |
|---|---|
| SKM518 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-00-889-1566 is a Rubber Round Section, manufactured by The Skydyne Company, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-889-1566 has 1 manufacturer part number on file: SKM518 (The Skydyne Company).
Key specifications for SKM518: Length: 70.000 INCHES NOMINAL IN; Minimum Tensile Strength: ERR-060; Material Document and Classification: ASTM D2000 GRADE 2BC412A1B1F2K2 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED; Surface Condition: SMOOTH. 11 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.