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) | 2815 Diesel Engines and Components |
| National Item Identification Number (NIIN) | 00-454-7957 (004547957) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, Engine And Equipment Products Co, Dresser Industries Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN KEYSTONE,STRAIGHT RADII FACE |
| ACXD | RING STYLE | CONCENTRIC |
| ACXF | RADIAL WALL THICKNESS | 0.1620 INCHES MINIMUM AND 0.1720 INCHES MAXIMUM |
| ACXJ | OVERALL WIDTH | 0.1185 INCHES MINIMUM AND 0.1195 INCHES MAXIMUM |
| ACXZ | STANDARD BORE DIAMETER | 4.000 INCHES |
| ADTE | JOINT STYLE | VERTICAL JOINT |
| FEAT | SPECIAL FEATURES | MOLY PLATED 0.097 IN. WIDE,CENTERED ON OUTSIDE PERIPHERY SURFACE |
| MATT | MATERIAL | IRON OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| Relevant Components for NSN - 2815-00-454-7957, 2815004547957 | ||||
| 2840-01-358-6667 (2840013586667) | 2825-00-059-6804 (2825000596804) | 2840-01-536-5084 (2840015365084) | 2825-00-218-6025 (2825002186025) | |
| 2835-00-070-3789 (2835000703789) | 2815-01-513-0449 (2815015130449) | 2815-00-097-1842 (2815000971842) | 2840-00-406-8327 (2840004068327) | |
| 2840-01-489-1389 (2840014891389) | 2825-00-524-0790 (2825005240790) | 2825-00-271-9631 (2825002719631) | 2835-01-078-2054 (2835010782054) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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