Model: B-1399-A

Valve-selector Piston

Properties:

End Application
Twin disc hydraulic transmission model tdc-20-2800
Functional Description
Pressure rate control piston
Relationship To Similar Equipment
Similar to nsn 2520-00-902-1917 p/n b1399
General 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
NSN
2520-01-239-1175
Part Number
B-1399-A
Description
Piston,valve-selector
CAGE

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8483909500
  • SITC: 74890
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts

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