| Item Name | Ring Piston |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4810 Valves Powered |
| National Item Identification Number (NIIN) | 01-263-9063 (012639063) |
| NCB Code | USA (01) |
| Manufacturer | Romac Industries Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE, LOWER |
| ACXD | RING STYLE | CONCENTRIC |
| ACXF | RADIAL WALL THICKNESS | 0.1250 INCHES NOMINAL |
| ACXJ | OVERALL WIDTH | 0.3750 INCHES NOMINAL |
| ACXZ | STANDARD BORE DIAMETER | 0.500 INCHES |
| ADTE | JOINT STYLE | VERTICAL JOINT |
| MATT | MATERIAL | PLASTIC OVERALL |
| Components Related to NSN - 4810-01-263-9063, 4810012639063 | ||||
| 4810-01-379-3588 (4810013793588) | 4810-00-763-4834 (4810007634834) | 4820-01-524-6893 (4820015246893) | 4820-01-237-2801 (4820012372801) | |
| 4820-01-103-6880 (4820011036880) | 4820-01-312-1011 (4820013121011) | 4810-01-509-0551 (4810015090551) | 4820-01-345-9229 (4820013459229) | |
| 4810-01-376-2787 (4810013762787) | 4820-01-241-5464 (4820012415464) | 4810-01-386-3270 (4810013863270) | 4820-01-312-5840 (4820013125840) | |
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