Model: 7521240

Helical Gear

Special Features:

Counterbore 2d end, 0.125 in. Deep by 2.501 in. Dia

Properties:

Body Style
Webbed, solid
Pitch Diameter
6.6000 inches
Teeth Quantity
33
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
57.0 rockwell c and 65.0 rockwell c
Outside Diameter
6.8975 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Left
Pressure Angle
18.5000 degrees
Helix Angle
22.6482 degrees
Distance Between Body Face And Protruding Hub End
0.3145 inches first end
Face Width
2.000 inches
Bore Diameter
2.3755 inches both ends
Keyway Width
0.501 inches both ends
Distance From Bore Center To Keyway Bottom
1.438 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.500 inches first end
Hub Diameter
3.500 inches second end
Material
Steel
Style Designator
One protruding hub, one flush hub
NSN
3020-00-312-8350
Part Number
7521240
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 7521240 NSN 3020-00-312-8350

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:
14.5000lbs
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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