| Item Name | Piston Valve Select |
| INC Code | 77777 |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2520 Vehicular Power Transmission Components |
| National Item Identification Number (NIIN) | 01-239-1175 (012391175) |
| NCB Code | USA (01) |
| Manufacturer | Marine And Industrial Transmissions Lt, Twin Disc Incorporated |
| MRC | Criteria | Characteristic |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | TWIN DISC HYDRAULIC TRANSMISSION MODEL TDC-20-2800 |
| FTLD | FUNCTIONAL DESCRIPTION | PRESSURE RATE CONTROL PISTON |
| RTSE | RELATIONSHIP TO SIMILAR EQUIPMENT | SIMILAR TO NSN 2520-00-902-1917 P/N B1399 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL AISI C1117; CASEHARDENED; 1.375 IN. O/A LG; 1.166 IN. MIN 1.176 IN. MAX INSIDE LG; 1.340 IN. MIN 1.350 IN. MAX STEP OD; 1.3726 IN. MIN 1.3730 IN. MAX SLEEVE OD; 1.0625 SLEEVE ID |
| Relevant Components for NSN - 2520-01-239-1175, 2520012391175 | ||||
| 2520-01-079-9935 (2520010799935) | 2520-01-644-8585 (2520016448585) | 2520-00-730-6089 (2520007306089) | 2520-00-770-4160 (2520007704160) | |
| 2520-01-157-2909 (2520011572909) | 2520-01-588-1745 (2520015881745) | 2520-00-618-4286 (2520006184286) | 2520-00-739-4855 (2520007394855) | |
| 2520-00-632-3535 (2520006323535) | 2520-01-127-3595 (2520011273595) | 2520-00-628-0699 (2520006280699) | 2520-01-196-4028 (2520011964028) | |
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