The O-Ring, cataloged under National Stock Number 5331-00-073-8158, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-073-8158 |
| Primary Part Number | 51668 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Systems Division |
| Status | ACTIVE |
| Center Hole Diameter | 0.746 INCHES MINIMUM AND 0.764 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Cross-Sectional Height | 0.093 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 51668 PRIMARY | Parker Hannifin Corporation Div Hydraulic Systems Division (USA) |
NSN 5331-00-073-8158 is a O-Ring, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-073-8158 has 1 cross-referenced part number: 51668 (Parker Hannifin Corporation Div Hydraulic Systems Division).
There are 6 known substitutes for 5331-00-073-8158: 6105-00-128-1885, 3110-00-128-7661, 5210-00-221-1948 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 51668: Center Hole Diameter: 0.746 INCHES MINIMUM AND 0.764 INCHES MAXIMUM IN; Material: RUBBER FLUOROCARBON CLASS FPM; Cross-Sectional Height: 0.093 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.