The O-Ring, cataloged under National Stock Number 5331-01-343-2776, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Freudenberg Technical Products. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-343-2776 |
| Primary Part Number | SOR61 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Freudenberg Technical Products |
| Status | ACTIVE |
| Cross-Sectional Height | 3.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| SOR61 | Freudenberg Technical Products (GBR) |
| HS804S17 ITEM 14 | Imenco Bauer Hydraulics As (NOR) |
| Reference | Meaning |
|---|---|
| 22-69058 ITEM 14 | 3/9 Design control — primary reference Mac Gregor Usa Inc |
| 2152 2115-866 | 5/9 Secondary reference Mac Gregor Usa Inc |
| 21-10926 ITEM25 | C/1 Advisory reference — outside the item-of-supply concept Mac Gregor Usa Inc |
NSN 5331-01-343-2776 is a O-Ring, manufactured by Freudenberg Technical Products, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-343-2776 has 2 manufacturer part numbers on file: SOR61 (Freudenberg Technical Products), HS804S17 ITEM 14 (Imenco Bauer Hydraulics As).
Key specifications for SOR61: Cross-Sectional Height: 3.0 MILLIMETERS NOMINAL MM. 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.