| Item Name | Ring Piston |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 00-232-4250 (002324250) |
| NCB Code | USA (00) |
| Manufacturer | Parker Hannifin Corporation, Trelleborg Sealing Solutions Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR,TWO PIECE,STRAIGHT FACE |
| ACXD | RING STYLE | CONCENTRIC |
| ACXF | RADIAL WALL THICKNESS | 0.1870 INCHES NOMINAL |
| ACXJ | OVERALL WIDTH | 0.0600 INCHES NOMINAL |
| ACXL | PIN HOLE STYLE | ROUND PINHOLE LEFT OF JOINT |
| ACXU | PINHOLE DIAMETER | 0.046 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| ACXZ | STANDARD BORE DIAMETER | 2.245 INCHES |
| ADTE | JOINT STYLE | STEP JOINT |
| CQKZ | OIL PASSAGE TYPE AND QUANTITY | 1 HOLE HORIZONTALLY THROUGH RING |
| CRNR | DISTANCE FROM PIN HOLE CENTER TO EDGE | 0.040 INCHES MINIMUM AND 0.045 INCHES MAXIMUM |
| MATT | MATERIAL | PLASTIC OVERALL |
| MATT | MATERIAL | STEEL COMP 301 INSERT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059,COND HARD MIL SPEC SINGLE MATERIAL RESPONSE INSERT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ZZ-53-09257 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE INSIDE PERIPHERY |
| ZZZV | FSC APPLICATION DATA | HYDRAULIC SYSTEM,ACFT |
| Relevant Components for NSN - 3040-00-232-4250, 3040002324250 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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