The O-Ring, cataloged under National Stock Number 5331-01-080-5758, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-080-5758 |
| Primary Part Number | AS568B-048 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Outside Diameter | 4.879 INCHES NOMINAL IN |
| Center Hole Diameter | 4.724 INCHES MINIMUM AND 4.754 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| AS568B-048 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 11507635-6 | 5/9 Secondary reference Us Army Aviation and Missile Command |
| 2-048S604-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| AS568B-048 | 3/9 Design control — primary reference U.S. Government activity |
| 100-048-8810 | C/1 Advisory reference — outside the item-of-supply concept Trelleborg Sealing Solutions (uk) Ltd |
NSN 5331-01-080-5758 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-080-5758 has 1 manufacturer part number on file: AS568B-048 (Sae International Dba Sae International).
Key specifications for AS568B-048: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Outside Diameter: 4.879 INCHES NOMINAL IN; Center Hole Diameter: 4.724 INCHES MINIMUM AND 4.754 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q. 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.