The O-Ring, cataloged under National Stock Number 5331-01-476-2455, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-476-2455 |
| Primary Part Number | AS568-920/AS3209 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| 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 |
|---|---|
| 94115K492 | Mcmaster-Carr Supply Co (USA) |
| AS568-920/AS3209 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS568-920/AS3209 | 5/9 Secondary reference U.S. Government activity |
| 61-8664 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 61-8664 | 3/9 Design control — primary reference Welch Vacuum Technology Inc |
| SAE-AMS7276 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5331-01-476-2455 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-476-2455 has 2 manufacturer part numbers on file: 94115K492 (Mcmaster-Carr Supply Co), AS568-920/AS3209 (Sae International Dba Sae International).
Key specifications for AS568-920/AS3209: End Item Identification: CRR-3G PUMP, VACUUM, 126-34858-000, 535 RPM, 5.6 CFM, DISCHARGE PRESSURE 265 PSI MAX G; Material: RUBBER CHLOROPRENE CLASS CR. 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.