Model: C311-279

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
5.0000 inches
Teeth Quantity
240
Bore Style
Tapered w/keyway first end
Outside Diameter
5.0417 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.3440 inches first end
Distance Between Body Face And Protruding Hub End
0.0620 inches second end
Face Width
0.1200 inches
Keyway Width
0.0460 inches both ends
Distance From Bore Center To Keyway Bottom
0.2255 inches first end
Taper Major Diameter
0.3595 inches first end
Hub Style Designator
1 step first end
Hub Style Designator
Plain second end
Hub Diameter
1.1250 inches second end
End Length
0.3140 inches first end
Precision Classification
Quality number 10
End Diameter
0.6250 inches first end
First Step Length
0.0250 inches first end
First Step Diameter
0.8750 inches first end
Material
Copper alloy teeth
Material
Steel comp 304 hub
Material Specification
Mil-b-994-canceled military specification single material response teeth
Material Specification
Qq-s-763 federal specification single material response hub
Surface Treatment
Passivate hub
Style Designator
Protruding hubs
NSN
3020-00-705-1663
Part Number
C311-279
Description
Gear,spur
CAGE
98467

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 C311-279 NSN 3020-00-705-1663

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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