The Ring,piston, cataloged under National Stock Number 2810-00-288-5689, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Franklin Engine Co Inc. Government technical data includes 9 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2810-00-288-5689 |
| Primary Part Number | 19421 |
| Item Name | Ring,piston |
| FSC / FSG | 2810 / 28 — No Item Name Available |
| Manufacturer | Franklin Engine Co Inc |
| Status | ACTIVE |
| Ring Style | CONCENTRIC |
| Radial Wall Thickness | 0.1730 INCHES MINIMUM AND 0.1830 INCHES MAXIMUM IN |
| Joint Style | VERTICAL JOINT |
| FSC Application Data | ENGINE,GASOLINE,AIRCRAFT |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Material | STEEL OVERALL |
| Standard Bore Diameter | 4.500 INCHES IN |
| Material Document and Classification | M-20270188 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CHROMIUM OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 19421 | Franklin Engine Co Inc (USA) |
NSN 2810-00-288-5689 is a Ring,piston, manufactured by Franklin Engine Co Inc, classified under FSC 2810 (No Item Name Available). Status: active.
NSN 2810-00-288-5689 has 1 cross-referenced part number: 19421 (Franklin Engine Co Inc).
There are 4 known substitutes for 2810-00-288-5689: 5305-00-614-0245, 5950-01-160-4919, 5985-01-267-2753 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 19421: Ring Style: CONCENTRIC; Overall Width: 0.0930 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN; Radial Wall Thickness: 0.1730 INCHES MINIMUM AND 0.1830 INCHES MAXIMUM IN; Joint Style: VERTICAL JOINT. 10 total characteristics are documented in the Federal Logistics Information System.