The O-Ring, cataloged under National Stock Number 5331-01-475-2763, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Caro, Inc. Dba South Bend Lathe. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-475-2763 |
| Primary Part Number | 20-01-1416 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Caro, Inc. Dba South Bend Lathe |
| Status | ACTIVE |
| Cross-Sectional Height | 2.5 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 12.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 20-01-1416 PRIMARY | Caro, Inc. Dba South Bend Lathe (USA) |
| Reference | Meaning |
|---|---|
| 20-01 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-475-2763 is a O-Ring, manufactured by Caro, Inc. Dba South Bend Lathe, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-475-2763 has 1 manufacturer part number on file: 20-01-1416 (Caro, Inc. Dba South Bend Lathe).
Key specifications for 20-01-1416: Cross-Sectional Height: 2.5 MILLIMETERS NOMINAL MM; Center Hole Diameter: 12.0 MILLIMETERS NOMINAL MM; Material: RUBBER SYNTHETIC. 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.