The O-Ring, cataloged under National Stock Number 5331-01-385-4716, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-385-4716 |
| Primary Part Number | W007053100 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 7.0 MILLIMETERS NOMINAL MM |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 1100.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| W007053100 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| W007053100 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| W007053100 | 5/9 Secondary reference Wartsila Netherlands |
| W007053100 | 5/9 Secondary reference Lips Propellers |
NSN 5331-01-385-4716 is a O-Ring, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-385-4716 has 1 manufacturer part number on file: W007053100 (Defense Maritime Solutions, Inc.).
Key specifications for W007053100: Cross-Sectional Height: 7.0 MILLIMETERS NOMINAL MM; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Special Features: VULCANIZED JOINT; Center Hole Diameter: 1100.0 MILLIMETERS NOMINAL MM. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.