The O-Ring, cataloged under National Stock Number 5331-00-845-7906, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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.
| Parameter | Value |
|---|---|
| NSN | 5331-00-845-7906 |
| Primary Part Number | 10343-9 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company |
| Status | ACTIVE |
| Cross-Sectional Height | 0.139 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 10343-9 PRIMARY | Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company (USA) |
NSN 5331-00-845-7906 is a O-Ring, manufactured by Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-845-7906 has 1 manufacturer part number on file: 10343-9 (Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company).
1 possible match (shared part number, not a government interchangeability claim): 5996-01-508-5664. Verify interchangeability with system specifications before substitution.
Key specifications for 10343-9: Cross-Sectional Height: 0.139 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 2 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.