Model: 8756492

Spur Gear

Properties:

Body Style
Webbed, with lightening holes
Spline Quantity
18 both ends
Pitch Diameter
14.0000 inches
Teeth Quantity
56
Bore Style
Involute spline first end
Bore Style
W/counterbore second end
Spline Pitch Diameter
2.2500 inches both ends
Hardness Rating
58.0 rockwell c and 62.0 rockwell c
Hardness Rating
58.0 rockwell c and 62.0 rockwell c
Outside Diameter
14.562 inches
Nominallength
4.344 inches
Tooth Form
Special
Pressure Angle
25.0000 degrees
Distance Between Body Face And Protruding Hub End
1.031 inches second end
Distance Between Body Face And Protruding Hub End
1.562 inches first end
Face Width
1.750 inches
Bore Diameter
2.384 inches both ends
Counterbore Depth
0.375 inches second end
Counterbore Depth
0.625 inches first end
Counterbore Diameter
2.500 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.157 inches first end
Hub Diameter
3.157 inches second end
Material
Steel comp 4320h
Material Specification
66 federal standard single material response
Surface Treatment
Phosphate zinc
Surface Treatment Specification
Mil-c-16232 type 2 military specification single treatment response
Style Designator
Protruding hubs
NSN
3020-00-179-6797
Part Number
8756492
Description
Gear,spur
CAGE
19207

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 8756492 NSN 3020-00-179-6797

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:
--
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

End Items End applications NSN 3020-00-179-6797 is a component of

  • Antitank (armored Carriers) Combat Vehicle M113a1/a2 Apc

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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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