The O-Ring, cataloged under National Stock Number 5331-00-918-8050, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Jay-Em Aerospace Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-918-8050 |
| Primary Part Number | 219A125 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Jay-Em Aerospace Corporation |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Elongation Percentage | 160 MAXIMUM |
| Center Hole Diameter | 9.954 INCHES MINIMUM AND 10.014 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 219A125 PRIMARY | Jay-Em Aerospace Corporation (USA) |
| Reference | Meaning |
|---|---|
| MILP25732-274ES | 5/9 Secondary reference Eriks B.v. |
| 219A125 | 5/9 Secondary reference Continental Tire the Americas, Llc Dba Continental Tires |
NSN 5331-00-918-8050 is a O-Ring, manufactured by Jay-Em Aerospace Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-918-8050 has 1 manufacturer part number on file: 219A125 (Jay-Em Aerospace Corporation).
Key specifications for 219A125: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Elongation Percentage: 160 MAXIMUM; Center Hole Diameter: 9.954 INCHES MINIMUM AND 10.014 INCHES MAXIMUM IN. 5 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.