The O-Ring, cataloged under National Stock Number 5331-01-562-1628, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div Sporlan Division. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-562-1628 |
| Primary Part Number | 183690 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.070 INCHES NOMINAL IN |
| Center Hole Diameter | 0.614 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| 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 |
|---|---|
| 183690 PRIMARY | Parker-Hannifin Corp Div Sporlan Division (USA) |
| Reference | Meaning |
|---|---|
| 0621-016 | 3/9 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-01-562-1628 is a O-Ring, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-562-1628 has 1 manufacturer part number on file: 183690 (Parker-Hannifin Corp Div Sporlan Division).
Key specifications for 183690: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Center Hole Diameter: 0.614 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: MOTOR HOUSING O-RING; End Item Identification: SEH-175 ELECTRIC EXPANSION VALVE. 3 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.