The Ring Set,piston, cataloged under National Stock Number 4310-01-278-7550, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Emglo Products Corp. Government technical data includes 3 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-278-7550 |
| Primary Part Number | K133 |
| Item Name | Ring Set,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Emglo Products Corp |
| Status | ACTIVE |
| Standard Bore Diameter | 2.500 INCHES IN |
| Piston Accommodation Quantity | 2 |
| Ring Set Component Parts | COMPRESSION RING,K40,22111,4; OIL RING WITH EXTENDER,K30,22111,2 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| K133 PRIMARY | Emglo Products Corp (USA) |
NSN 4310-01-278-7550 is a Ring Set,piston, manufactured by Emglo Products Corp, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-01-278-7550 has 1 cross-referenced part number: K133 (Emglo Products Corp).
There are 8 known substitutes for 4310-01-278-7550: 1680-00-106-7714, 5961-00-829-0194, 3010-00-861-6789 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for K133: Standard Bore Diameter: 2.500 INCHES IN; Piston Accommodation Quantity: 2; Ring Set Component Parts: COMPRESSION RING,K40,22111,4; OIL RING WITH EXTENDER,K30,22111,2. 3 total characteristics are documented in the Federal Logistics Information System.