| Item Name | Piston Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4810 Valves Powered |
| National Item Identification Number (NIIN) | 00-172-0198 (001720198) |
| NCB Code | USA (00) |
| Manufacturer | Eaton Aerospace Ltd |
| MRC | Criteria | Characteristic |
|---|---|---|
| FEAT | SPECIAL FEATURES | 3STEEL PER QQ-S-764 TYPE 303 0R 303PB;0.185/0.195 IN DIA,0.424 IN. LG FIRST DIA;0.405/0.415 DIA,0.045 IN. LG FLANGE;0.294/0.295 IN. DIA,0.530 IN. LG SECOND DIA;0.094/0.104 IN. WD BY 0.170/0.171 IN. DIA GROOVE,0.260 IN. FROM FLANGE ON SECOND |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| Components Related to NSN - 4810-00-172-0198, 4810001720198 | ||||
| 4820-01-572-7837 (4820015727837) | 4820-01-478-2496 (4820014782496) | 4810-01-232-8702 (4810012328702) | 4820-12-340-3271 (4820123403271) | |
| 4820-01-424-4726 (4820014244726) | 4820-00-428-7011 (4820004287011) | 4810-01-707-6012 (4810017076012) | 4820-01-671-9772 (4820016719772) | |
| 4820-00-034-1423 (4820000341423) | 4820-01-160-8232 (4820011608232) | 4820-00-032-4754 (4820000324754) | 4810-01-516-2099 (4810015162099) | |
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