Model: 3158-178

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
0.2624 inches
Teeth Quantity
12
Bore Style
Plain both ends
Outside Diameter
0.3040 inches
Nominallength
0.109 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.0470 inches first end
Face Width
0.063 inches
Bore Diameter
0.094 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.1330 inches first end
Material
Steel comp 303
Material Specification
Qq-s-763, class 303, cond a federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Cmc 197-117, canadian marconi co mfr ref single treatment response
Style Designator
Protruding hub
NSN
3020-00-020-6859
Part Number
3158-178
Description
Gear,spur
CAGE
90073

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 3158-178 NSN 3020-00-020-6859

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
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:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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