Model: 7521031

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
6.5625 inches
Teeth Quantity
48
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
59.0 rockwell c and 62.0 rockwell c
Outside Diameter
6.832 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
28.2777 degrees
Distance Between Body Face And Protruding Hub End
1.062 inches first end
Distance Between Body Face And Recessed Hub End
0.562 inches second end
Face Width
0.969 inches
Bore Diameter
2.000 inches both ends
Keyway Width
0.312 inches both ends
Distance From Bore Center To Keyway Bottom
1.156 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.875 inches first end
Hub Diameter
3.000 inches second end
Material
Steel comp 8620h
Material Specification
66 federal standard single material response
Style Designator
One protruding hub, one recessed hub
NSN
3020-00-752-1031
Part Number
7521031
Description
Gear,helical
CAGE
19207

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Part 7521031 NSN 3020-00-752-1031

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
7.5000lbs
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:
197339
UFC:
96710
LTL:
65.0
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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