The O-Ring, cataloged under National Stock Number 5331-00-811-8919, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 4 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-811-8919 |
| Primary Part Number | MIL-DTL-22050 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Outside Diameter | 2.137 INCHES NOMINAL IN |
| Center Hole Diameter | 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-DTL-22050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS568B-225 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 2-225-E688-70 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MILG22050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 909-3AND907-70 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| AS568-225 | Society of Automotive Engineers Inc (USA) |
| AS568-225 | Sae International Dba Sae International (USA) |
NSN 5331-00-811-8919 is a O-Ring, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-811-8919 has 7 cross-referenced part numbers: MIL-DTL-22050 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS568B-225 (Parker Hannifin Corporation Div O-Ring Division), 2-225-E688-70 (Zf Industrieantriebe Witten Gmbh), MILG22050 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 909-3AND907-70 (Parker Hannifin Corporation Div O-Ring Division) and 2 more.
There are 5 known substitutes for 5331-00-811-8919: 5331-00-422-0344, 5331-00-796-4586, 5331-00-853-4408 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-DTL-22050: Outside Diameter: 2.137 INCHES NOMINAL IN; Center Hole Diameter: 1.841 INCHES MINIMUM AND 1.877 INCHES MAXIMUM IN; Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 4 total characteristics are documented in the Federal Logistics Information System.