Model: A77256

Spur Gear

Properties:

Body Style
Webbed, with lightening holes
Attachment Method
Mounting hole
Pitch Diameter
6.0000 inches
Teeth Quantity
66
Bore Style
Plain both ends
Hardness Rating
30.0 rockwell c hub and 35.0 rockwell c hub
Hardness Rating
30.0 rockwell c teeth and 35.0 rockwell c teeth
Hardness Rating
30.0 rockwell c and 35.0 rockwell c teeth
Hardness Rating
30.0 rockwell c and 35.0 rockwell c hub
Mounting Hole Type And Quantity
17 plain axially through hub, first end
Outside Diameter
6.7645 inches
Tooth Form
Stub
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.1550 inches second end
Body Recess Depth
0.3480 inches first end
Face Width
0.750 inches
Bore Diameter
1.6877 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
3.0000 inches first end
Mounting Hole Diameter
0.2505 inches axially through hub, first end
Bolt Hole Circle Diameter
0.501 inches axially through hub, first end
Material
Steel
Style Designator
Cone shape body, protruding hub
NSN
3020-00-517-1901
Part Number
A77256
Description
Gear,spur
CAGE
78047

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 A77256 NSN 3020-00-517-1901

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:
A
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

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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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