The O-Ring, cataloged under National Stock Number 5331-00-253-2376, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-00-253-2376 |
| Primary Part Number | 2-124E515-8 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| 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 | 1.425 INCHES MINIMUM AND 1.461 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 1.225 INCHES MINIMUM AND 1.249 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 |
|---|---|
| 2518756-3 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| E0515 2-124 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-124E515-8 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-124E515-80 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| S9515-AL-MMA-010,7-41 ITEM 3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| CP031A124D3 | 5/9 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 5331-00-253-2376 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-253-2376 has 5 manufacturer part numbers on file: 2518756-3 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), E0515 2-124 (Parker-Hannifin Corp Div O-Ring Division), 2-124E515-8 (Parker-Hannifin Corp Div O-Ring Division), 2-124E515-80 (Parker-Hannifin Corp Div O-Ring Division), S9515-AL-MMA-010,7-41 ITEM 3 (Naval Sea Systems Command).
Key specifications for 2-124E515-8: 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: 1.425 INCHES MINIMUM AND 1.461 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.