The Ring,piston, cataloged under National Stock Number 2815-00-273-0631, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-273-0631 |
| Primary Part Number | 9019-1 |
| Item Name | Ring,piston |
| FSC / FSG | 2815 / 28 — No Item Name Available |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Standard Bore Diameter | 7.000 INCHES IN |
| Oil Passage Type and Quantity | 10 SLOT HORIZONTALLY THROUGH RING |
| Oil Passage Type and Quantity | 1 GROOVE OUTSIDE PERIPHERY |
| Radial Wall Thickness | 0.2250 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM IN |
| Ring Style | CONCENTRIC |
| Joint Style | VERTICAL JOINT |
| Material | IRON OVERALL |
| Cross-Sectional Shape Style | STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2815-00-273-0631 is a Ring,piston, manufactured by Cummins Inc., classified under FSC 2815 (No Item Name Available). Status: active.
NSN 2815-00-273-0631 has 2 cross-referenced part numbers: 9019-1 (Cummins Inc.), 9019-1 (La Gary Co).
There are 7 known substitutes for 2815-00-273-0631: 5365-00-065-1007, 2815-00-179-5773, 5999-00-835-2248 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9019-1: Overall Width: 0.2490 INCHES NOMINAL IN; Standard Bore Diameter: 7.000 INCHES IN; Oil Passage Type and Quantity: 10 SLOT HORIZONTALLY THROUGH RING; Oil Passage Type and Quantity: 1 GROOVE OUTSIDE PERIPHERY. 9 total characteristics are documented in the Federal Logistics Information System.