The O-Ring, cataloged under National Stock Number 5331-01-173-8779, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-173-8779 |
| Primary Part Number | B0612 2-219 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Center Hole Diameter | 1.284 INCHES MINIMUM AND 1.308 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.134 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Outside Diameter | 1.554 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE CLASS BR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-219 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 12704114-1 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| B0612 2-219 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-219 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-173-8779 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-173-8779 has 4 cross-referenced part numbers: 2-219 (Zf Industrieantriebe Witten Gmbh), 12704114-1 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), B0612 2-219 (Parker-Hannifin Corp Div O-Ring Division), 2-219 (Parker-Hannifin Corp Div O-Ring Division).
There are 12 known substitutes for 5331-01-173-8779: 6810-00-174-5165, 5970-00-263-1325, 5305-00-282-4208 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B0612 2-219: Center Hole Diameter: 1.284 INCHES MINIMUM AND 1.308 INCHES MAXIMUM IN; Cross-Sectional Height: 0.134 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 1.554 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE CLASS BR. 4 total characteristics are documented in the Federal Logistics Information System.