The O-Ring, cataloged under National Stock Number 5331-01-326-2903, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hanna Cylinders Llc Div Hanna Cylinders. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Hanna Cylinders Llc Div Hanna Cylinders (CAGE 7D4J9) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-326-2903 |
| Primary Part Number | 46129-7 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hanna Cylinders Llc Div Hanna Cylinders |
| 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 |
|---|---|
| 46129-7 PRIMARY | Hanna Cylinders Llc Div Hanna Cylinders (USA) |
| Reference | Meaning |
|---|---|
| 46129-7 | 5/9 Secondary reference Hanna Corp |
NSN 5331-01-326-2903 is a O-Ring, manufactured by Hanna Cylinders Llc Div Hanna Cylinders, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-326-2903 has 1 manufacturer part number on file: 46129-7 (Hanna Cylinders Llc Div Hanna Cylinders).
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.