The O-Ring, cataloged under National Stock Number 5331-01-588-9421, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Scubapro. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-588-9421 |
| Primary Part Number | 01050108 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Scubapro |
| Status | ACTIVE |
| Cross-Sectional Height | 0.056 INCHES NOMINAL IN |
| Center Hole Diameter | 0.176 INCHES NOMINAL IN |
| 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 |
|---|---|
| 01050108 PRIMARY | Scubapro (USA) |
| Reference | Meaning |
|---|---|
| 01050108 | 3/9 Design control — primary reference Scuba Pro Sub of Under Sea Industries Inc Sub of S C Johnson and Son Inc |
NSN 5331-01-588-9421 is a O-Ring, manufactured by Scubapro, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-588-9421 has 1 manufacturer part number on file: 01050108 (Scubapro).
Key specifications for 01050108: Cross-Sectional Height: 0.056 INCHES NOMINAL IN; Center Hole Diameter: 0.176 INCHES NOMINAL IN. 2 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.