Model: 2158-47

Sector Gear

Properties:

End Application
4158-00, nsn 2995002265916
General Description
Spur gear sector 54 teeth, 48 dia.Pitch, pitch diameter 1.125, pressure angle 20 degrees, face width 0.187, distance from first end hub to gear face 0.240, distance from second end hub end to gearface 0.273, 2 protruding hubs at both ends, first end hub diameter 0.1870 min 0.1873 max, second end hub diameter 0.170 shaft diameter 0.340, tapers to 0.250, 1/4-36 sae std. Serrations grind to 0.2432 p.D. 0.2660/0.2627, 0.06 long case harden 58-62rc to 0.003-0.005 dp core hardness 40-44 rc per mil-s-6090, material 4620 stlfine grain per mil-s-7493
Fsc Application Data
Miscellaneous engine accessories, aircraft
NSN
2995-00-056-1353
Part Number
2158-47
Description
Gear,sector
CAGE
09445

Material Classification

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
671
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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