The O-Ring, cataloged under National Stock Number 5331-01-643-0748, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Cemen Tech, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-643-0748 |
| Primary Part Number | 1562-072-00 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Cemen Tech, Inc. |
| Status | ACTIVE |
| Material | RUBBER |
| 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 |
|---|---|
| 1562-072-00 PRIMARY | Cemen Tech, Inc. (USA) |
NSN 5331-01-643-0748 is a O-Ring, manufactured by Cemen Tech, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-643-0748 has 1 manufacturer part number on file: 1562-072-00 (Cemen Tech, Inc.).
Key specifications for 1562-072-00: Part Name Assigned by Controlling Agency: INNER SEAL RING; End Item Identification: CONCRETE MIXER; Material: RUBBER. 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.