AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Ring Piston |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2810 Gasoline Reciprocating Engines Aircraft Prime Mover and Components |
| National Item Identification Number (NIIN) | 00-628-3566 (006283566) |
| NCB Code | USA (00) |
| Manufacturer | United Ring And Seal Inc, Curtiss Wright Controls Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE INSIDE BEVEL,STRAIGHT FACE |
| ACXD | RING STYLE | CONCENTRIC |
| ACXF | RADIAL WALL THICKNESS | 0.1480 INCHES MINIMUM AND 0.1580 INCHES MAXIMUM |
| ACXJ | OVERALL WIDTH | 0.0990 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM |
| ACXZ | STANDARD BORE DIAMETER | 4.974 INCHES |
| ADTE | JOINT STYLE | VERTICAL JOINT |
| CQKZ | OIL PASSAGE TYPE AND QUANTITY | 29 HOLE VERTICALLY THROUGH RING |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7320 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ZZZV | FSC APPLICATION DATA | GASOLINE RECIPROCATING ENGINE,AIRCRAFT |
| Relevant Components for NSN - 2810-00-628-3566, 2810006283566 | ||||
| 2815-00-273-0517 (2815002730517) | 2840-01-398-9640 (2840013989640) | 2825-00-987-7454 (2825009877454) | 2825-00-134-0173 (2825001340173) | |
| 2840-00-798-7841 (2840007987841) | 2840-00-169-0159 (2840001690159) | 2805-01-330-1825 (2805013301825) | 2835-00-614-6198 (2835006146198) | |
| 2815-01-550-0310 (2815015500310) | 2815-01-395-0527 (2815013950527) | 2840-01-496-0938 (2840014960938) | 2805-00-883-1188 (2805008831188) | |
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