Model: 7521015

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
3.9334 inches
Teeth Quantity
28
Bore Style
W/counterbore both ends
Hardness Rating
54.0 rockwell c and 62.0 rockwell c
Outside Diameter
4.241 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
28.2777 degrees
Distance Between Body Face And Protruding Hub End
0.834 inches first end
Face Width
1.025 inches
Bore Diameter
2.126 inches first end
Counterbore Depth
0.547 inches first end
Counterbore Diameter
2.760 inches first end
Hub Style Designator
Plain first end
Hub Diameter
3.323 inches first end
Material
Steel comp 8620h
Material Specification
66 federal standard single material response
Style Designator
Protruding hub
NSN
3020-00-752-1015
Part Number
7521015
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 7521015 NSN 3020-00-752-1015

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:
3.5000lbs
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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