The O-Ring, cataloged under National Stock Number 5331-01-441-5643, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ronald Velli, Llc Dba Multimatic. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5331-01-441-5643 |
| Primary Part Number | 80.0695 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Ronald Velli, Llc Dba Multimatic |
| Status | ACTIVE |
| Cross-Sectional Height | 45.0 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 236.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 80.0695 PRIMARY | Ronald Velli, Llc Dba Multimatic (USA) |
| Reference | Meaning |
|---|---|
| 24.9006 | 5/9 Secondary reference Ronald Velli, Llc Dba Multimatic |
| 24-9006 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 24.9006CH | 5/9 Secondary reference Ronald Velli, Llc Dba Multimatic |
NSN 5331-01-441-5643 is a O-Ring, manufactured by Ronald Velli, Llc Dba Multimatic, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-441-5643 has 1 manufacturer part number on file: 80.0695 (Ronald Velli, Llc Dba Multimatic).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-615-9286. Verify interchangeability with system specifications before substitution.
Key specifications for 80.0695: Cross-Sectional Height: 45.0 MILLIMETERS NOMINAL MM; Center Hole Diameter: 236.0 MILLIMETERS NOMINAL MM. 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.