The O-Ring, cataloged under National Stock Number 5331-01-554-1669, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-554-1669 |
| Primary Part Number | 79357 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive |
| Status | ACTIVE |
| 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 |
|---|---|
| 79357 PRIMARY | Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive (USA) |
| Reference | Meaning |
|---|---|
| 628050001 | 5/9 Secondary reference Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive |
NSN 5331-01-554-1669 is a O-Ring, manufactured by Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-554-1669 has 1 manufacturer part number on file: 79357 (Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive).
Key specifications for 79357: Part Name Assigned by Controlling Agency: STERI-MATE HANDPIECE O-RING; End Item Identification: ULTRASONIC PROPHYLAXI. 0 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.