The O-Ring, cataloged under National Stock Number 5331-01-522-3196, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-522-3196 |
| Primary Part Number | 12438370-019 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | General Dynamics Land Systems Inc. |
| Status | ACTIVE |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| 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 |
|---|---|
| 12438370-019 PRIMARY | General Dynamics Land Systems Inc. (USA) |
| E0692 2-019 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 12438370-019 | 5/9 Secondary reference Parker Seal Div Parker-Hannifin Corp |
| 2-019E692-75 | 5/9 Secondary reference Parker Seal Div Parker-Hannifin Corp |
NSN 5331-01-522-3196 is a O-Ring, manufactured by General Dynamics Land Systems Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-522-3196 has 2 manufacturer part numbers on file: 12438370-019 (General Dynamics Land Systems Inc.), E0692 2-019 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for 12438370-019: Part Name Assigned by Controlling Agency: PREFORMED PACKING; End Item Identification: M-1 ABRAMS TANK; Material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM. 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.