The Ring,piston, cataloged under National Stock Number 2825-00-580-9584, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Steward Machine Co Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2825-00-580-9584 |
| Primary Part Number | 218-429 |
| Item Name | Ring,piston |
| FSC / FSG | 2825 / 28 — No Item Name Available |
| Manufacturer | Steward Machine Co Inc |
| Status | CANCELLED |
| Material | IRON OVERALL |
| FSC Application Data | TURBINE,STEAM |
| Ring Style | CONCENTRIC |
| Standard Bore Diameter | 2.000 INCHES IN |
| Radial Wall Thickness | 0.0930 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60-278PC727 | Hardie-Tynes Co., Inc. (USA) |
| 218-429 PRIMARY | Steward Machine Co Inc (USA) |
| 60-506PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-306PC727 | Hardie-Tynes Co., Inc. (USA) |
| F3291899PC429 | Naval Ship Systems Command (USA) |
| 60-401PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-521PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-671PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-297PC626 | Hardie-Tynes Co., Inc. (USA) |
| 60-322PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-686PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-416PC727 | Hardie-Tynes Co., Inc. (USA) |
| 218-429 | Hardie-Tynes Co., Inc. (USA) |
| 60-65PC861 | Hardie-Tynes Co., Inc. (USA) |
| 60-346PC727 | Hardie-Tynes Co., Inc. (USA) |
| 60-457PC727 | Hardie-Tynes Co., Inc. (USA) |
| 11929 | Koppers Co Inc (USA) |
NSN 2825-00-580-9584 is a Ring,piston, manufactured by Steward Machine Co Inc, classified under FSC 2825 (No Item Name Available). Status: cancelled.
NSN 2825-00-580-9584 has 17 cross-referenced part numbers: 60-278PC727 (Hardie-Tynes Co., Inc.), 218-429 (Steward Machine Co Inc), 60-506PC727 (Hardie-Tynes Co., Inc.), 60-306PC727 (Hardie-Tynes Co., Inc.), F3291899PC429 (Naval Ship Systems Command) and 12 more.
There are 7 known substitutes for 2825-00-580-9584: 3040-00-393-3969, 3020-00-441-8230, 6615-00-925-4695 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 218-429: Material: IRON OVERALL; FSC Application Data: TURBINE,STEAM; Ring Style: CONCENTRIC; Overall Width: 0.0930 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 2825-00-580-9584 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.