The Ring,piston, cataloged under National Stock Number 2815-00-273-0445, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Sterling Engine Co Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2815-00-273-0445 |
| Primary Part Number | P61 |
| Item Name | Ring,piston |
| FSC / FSG | 2815 / 28 — No Item Name Available |
| Manufacturer | Sterling Engine Co Inc |
| Status | CANCELLED |
| Joint Style | VERTICAL JOINT |
| Standard Bore Diameter | 4.500 INCHES IN |
| Material | IRON OVERALL |
| Radial Wall Thickness | 0.1650 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Ring Style | CONCENTRIC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 2815-00-273-0445 is a Ring,piston, manufactured by Sterling Engine Co Inc, classified under FSC 2815 (No Item Name Available). Status: cancelled.
NSN 2815-00-273-0445 has 3 cross-referenced part numbers: P61 (Sterling Engine Co Inc), P61 (Cooper Cameron Corp Ajax-Superior Div), P61 (Cooper Machinery Services Llc).
There are 5 known substitutes for 2815-00-273-0445: 5120-00-293-0230, 4130-00-439-2055, 6520-01-372-4975 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for P61: Joint Style: VERTICAL JOINT; Standard Bore Diameter: 4.500 INCHES IN; Material: IRON OVERALL; Radial Wall Thickness: 0.1650 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 2815-00-273-0445 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.