The O-Ring, cataloged under National Stock Number 5331-00-820-0761, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Meritor Industrial Products, Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-00-820-0761 |
| Primary Part Number | 5X570 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Meritor Industrial Products, Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Center Hole Diameter | 8.740 INCHES MINIMUM AND 8.760 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5X570 PRIMARY | Meritor Industrial Products, Llc (USA) |
| 5X570 | Meritor Heavy Vehicle Systems, Llc (USA) |
| 16654P11 | Taylor Machine Works Inc (USA) |
| Reference | Meaning |
|---|---|
| 5-X-570 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 0R3-47 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 5331-00-820-0761 is a O-Ring, manufactured by Meritor Industrial Products, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-820-0761 has 3 manufacturer part numbers on file: 5X570 (Meritor Industrial Products, Llc), 5X570 (Meritor Heavy Vehicle Systems, Llc), 16654P11 (Taylor Machine Works Inc).
Key specifications for 5X570: Cross-Sectional Height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Center Hole Diameter: 8.740 INCHES MINIMUM AND 8.760 INCHES MAXIMUM IN; 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.