The O-Ring, cataloged under National Stock Number 5331-01-390-1924, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hynautic Inc Div of Sta-Rite Industries Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Hynautic Inc Div of Sta-Rite Industries Inc (CAGE 62876) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-390-1924 |
| Primary Part Number | 211910 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hynautic Inc Div of Sta-Rite Industries Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 211910 PRIMARY | Hynautic Inc Div of Sta-Rite Industries Inc (USA) |
NSN 5331-01-390-1924 is a O-Ring, manufactured by Hynautic Inc Div of Sta-Rite Industries Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-390-1924 has 1 manufacturer part number on file: 211910 (Hynautic Inc Div of Sta-Rite Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-538-6070. Verify interchangeability with system specifications before substitution.
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.