We've received your request for B1399A (described as Piston Valve Select), manufactured by Twin Disc Incorporated with CAGE code K2171. This part is registered under NSN 2520-01-239-1175, classified in FSG / FSC . Our verification process will confirm traceability through supporting identifiers including NIIN 01-239-1175, NCB code 01 (origin: USA), and INC 77777. Please submit your formal quotation request to proceed.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 2520-01-239-1175 Item PartTypeName: PISTON,VALVE-SELECTOR | 2520 | 012391175 | P | |||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | ||||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| B-1399-A | 5 | 2 | 3 |
| 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 |
| End Use : 21180 | Industrial machines, other |
|---|---|
| Schedule B : 8483909500 (NAICS 333613) | Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts |
| SITC : 74890 | Parts, n.E.S., for transmission shafts and cranks, bearing housings, gears, gearing, ball screws, gear boxes, flywheels and pulleys, clutches, etc. |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item. |
| PMIC | U - Precious metal content is unknown |
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