The O-Ring, cataloged under National Stock Number 5331-00-809-3816, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Gmbh O-Ring Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-809-3816 |
| Primary Part Number | 5-159 S899-50 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker Hannifin Gmbh O-Ring Division |
| Status | CANCELLED |
| Hardness Rating | 50.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 2.883 INCHES MINIMUM AND 2.943 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| Temp Rating | -103.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Center Hole Diameter | 2.668 INCHES MINIMUM AND 2.698 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5-159 S899-50 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| AA55549 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-55549 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| MS90064-16 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AA55549-16 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 5M.3882.220.01 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| 5-159 S899-50 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-00-809-3816 is a O-Ring, manufactured by Parker Hannifin Gmbh O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-809-3816 has 7 cross-referenced part numbers: 5-159 S899-50 (Parker Hannifin Gmbh O-Ring Division), AA55549 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), A-A-55549 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MS90064-16 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AA55549-16 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 2 more.
There are 6 known substitutes for 5331-00-809-3816: 5331-00-599-2831, 5331-00-684-5098, 5331-00-806-3197 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5-159 S899-50: Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 2.883 INCHES MINIMUM AND 2.943 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q; Temp Rating: -103.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-809-3816 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.