The O-Ring, cataloged under National Stock Number 5331-00-618-5905, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-618-5905 |
| Primary Part Number | AS3578-152 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Outside Diameter | 3.413 INCHES MINIMUM AND 3.473 INCHES MAXIMUM IN |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 3.222 INCHES MINIMUM AND 3.252 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 1376-06-132 | Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA) |
| PRP568-152-4024-25 | Parco, Llc (USA) |
| 0740852 | General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE) |
| AS3578-152 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 2-152 N506-65 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 5331PL0811450 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| SAE-AS3578 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS9021-152 | 5/9 Secondary reference U.S. Government activity |
| AS3578-152 | 3/9 Design control — primary reference U.S. Government activity |
| 2-152 N506-65 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
NSN 5331-00-618-5905 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-618-5905 has 4 manufacturer part numbers on file: 1376-06-132 (Leonardo S.p.a. - Electronics Division - Defence Business Area), PRP568-152-4024-25 (Parco, Llc), 0740852 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels), AS3578-152 (Sae International Dba Sae International).
Key specifications for AS3578-152: Temp Rating: -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Outside Diameter: 3.413 INCHES MINIMUM AND 3.473 INCHES MAXIMUM IN; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL. 6 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.