The O-Ring, cataloged under National Stock Number 5331-01-562-0835, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Apple Rubber Products, Inc. Dba Apple Rubber Products Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-562-0835 |
| Primary Part Number | AS568-019-75VT |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc |
| Status | ACTIVE |
| Center Hole Diameter | 0.813 INCHES NOMINAL IN |
| 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 |
|---|---|
| AS568-019-75VT PRIMARY | Apple Rubber Products, Inc. Dba Apple Rubber Products Inc (USA) |
| Reference | Meaning |
|---|---|
| AS568-019V | 5/9 Secondary reference Apple Rubber Products, Inc. Dba Apple Rubber Products Inc |
NSN 5331-01-562-0835 is a O-Ring, manufactured by Apple Rubber Products, Inc. Dba Apple Rubber Products Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-562-0835 has 1 manufacturer part number on file: AS568-019-75VT (Apple Rubber Products, Inc. Dba Apple Rubber Products Inc).
Key specifications for AS568-019-75VT: Special Features: OUTSIDE DIAMETER 0.9375; ORING WALL WIDTH 0.0625; VITROM; Center Hole Diameter: 0.813 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O RING; End Item Identification: TEST ADAPTER SET, ENGINE DRIVE PUMP; EUROFIGHTER EF 2000. 1 specification is 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.