The O-Ring, cataloged under National Stock Number 5331-01-048-4991, 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 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-048-4991 |
| Primary Part Number | AS568-153/M2AA810A13EA14F17 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Outside Diameter | 3.663 INCHES MINIMUM AND 3.723 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 3.463 INCHES MINIMUM AND 3.511 INCHES MAXIMUM IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| 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 |
|---|---|
| 82749 ITEM 9 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| AS568-153/M2AA810A13EA14F17 PRIMARY | Sae International Dba Sae International (USA) |
| 75972-153 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 2-153E540-80 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| AS568-153/M2AA810A13EA14F17 | 3/9 Design control — primary reference U.S. Government activity |
| 2-153 E540-80 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
NSN 5331-01-048-4991 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-048-4991 has 4 manufacturer part numbers on file: 82749 ITEM 9 (Eaton Corporation Dba Eaton Inoac Div Eaton), AS568-153/M2AA810A13EA14F17 (Sae International Dba Sae International), 75972-153 (Eaton Corporation Dba Eaton Inoac Div Eaton), 2-153E540-80 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for AS568-153/M2AA810A13EA14F17: Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 3.663 INCHES MINIMUM AND 3.723 INCHES MAXIMUM IN; Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL. 6 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.