The Ring,piston, cataloged under National Stock Number 4310-00-328-3711, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-328-3711 |
| Primary Part Number | K206516 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Drs Environmental Systems Inc |
| Status | ACTIVE |
| Standard Bore Diameter | 1.3281 INCHES IN |
| Surface Treatment | CADMIUM OVERALL |
| Radial Wall Thickness | 0.0938 INCHES NOMINAL IN |
| FSC Application Data | AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS |
| Ring Style | CONCENTRIC |
| Bore Diameter Oversize | 1.5156 INCHES IN |
| Material | STEEL OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| K206516 | Drs Environmental Systems Inc (USA) |
| K206516 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| 206516 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| K206516 | Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA) |
| 206516 | Kidde-Fenwal, Llc (USA) |
NSN 4310-00-328-3711 is a Ring,piston, manufactured by Drs Environmental Systems Inc, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-328-3711 has 5 cross-referenced part numbers: K206516 (Drs Environmental Systems Inc), K206516 (Davey Compressor Co Div of Keco Industries Inc), 206516 (Davey Compressor Co Div of Keco Industries Inc), K206516 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), 206516 (Kidde-Fenwal, Llc).
There are 3 known substitutes for 4310-00-328-3711: 3110-00-158-6190, 5133-00-227-9662, 6220-01-107-2582. Verify interchangeability with system specifications before substitution.
Key specifications for K206516: Standard Bore Diameter: 1.3281 INCHES IN; Surface Treatment: CADMIUM OVERALL; Radial Wall Thickness: 0.0938 INCHES NOMINAL IN; FSC Application Data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS. 9 total characteristics are documented in the Federal Logistics Information System.