The Ring,piston, cataloged under National Stock Number 4310-00-339-1772, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Ohio Auto Parts Co. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4310-00-339-1772 |
| Primary Part Number | 203-2-7-8-3-16 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Ohio Auto Parts Co |
| Status | CANCELLED |
| Ring Style | CONCENTRIC |
| Standard Bore Diameter | 2.875 INCHES IN |
| Joint Style | VERTICAL JOINT |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Radial Wall Thickness | 0.1280 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 203-2-7-8-3-16 | Ohio Auto Parts Co (USA) |
| 36482 | Compair Kellogg Div of Robertshaw Controls Co (USA) |
| 36482 | Parker Hannifin Corporation Div Hydraulic Systems Division (USA) |
NSN 4310-00-339-1772 is a Ring,piston, manufactured by Ohio Auto Parts Co, classified under FSC 4310 (No Item Name Available). Status: cancelled.
NSN 4310-00-339-1772 has 3 cross-referenced part numbers: 203-2-7-8-3-16 (Ohio Auto Parts Co), 36482 (Compair Kellogg Div of Robertshaw Controls Co), 36482 (Parker Hannifin Corporation Div Hydraulic Systems Division).
There is 1 known substitute for 4310-00-339-1772: 5940-00-259-8456. Verify interchangeability with system specifications before substitution.
Key specifications for 203-2-7-8-3-16: Ring Style: CONCENTRIC; Standard Bore Diameter: 2.875 INCHES IN; Joint Style: VERTICAL JOINT; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 4310-00-339-1772 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.