The O-Ring, cataloged under National Stock Number 5331-01-539-9245, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Viasys Respiratory Care Inc. Dba Biosys Healthcare. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-539-9245 |
| Primary Part Number | 465782 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Viasys Respiratory Care Inc. Dba Biosys Healthcare |
| 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 |
|---|---|
| 465782 PRIMARY | Viasys Respiratory Care Inc. Dba Biosys Healthcare (USA) |
| Reference | Meaning |
|---|---|
| LL-H58-9474 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
NSN 5331-01-539-9245 is a O-Ring, manufactured by Viasys Respiratory Care Inc. Dba Biosys Healthcare, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-539-9245 has 1 manufacturer part number on file: 465782 (Viasys Respiratory Care Inc. Dba Biosys Healthcare).
Key specifications for 465782: Special Features: 18.5 IN IN; End Item Identification: SPIROMETER. 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.