Model: 221496

Helical Gear

Special Features:

Both ends counterbored, 0.753 in. Dia, 1st end 0.250 in. Dp, 2nd end 1.812 in. Dp

Properties:

Body Style
Webbed, with lightening holes
Spline Quantity
6 both ends
Pitch Diameter
5.6000 inches
Teeth Quantity
56
Bore Style
Straight spline both ends
Hardness Rating
38.0 rockwell c and 42.0 rockwell c
Outside Diameter
5.799 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.875 inches second end
Distance Between Body Face And Protruding Hub End
1.438 inches first end
Face Width
0.875 inches
Bore Diameter
0.8595 inches both ends
Hub Style Designator
1 step both ends
End Length
0.625 inches second end
End Length
0.966 inches first end
End Diameter
1.181 inches both ends
First Step Length
0.250 inches second end
First Step Length
0.472 inches first end
First Step Diameter
1.500 inches both ends
Material
Steel comp 4150
Material Specification
66 federal standard single material response and aisi/sae 4150 assn standard single material response
Style Designator
Protruding hubs
NSN
3020-00-155-4007
Part Number
221496
Description
Gear,helical
CAGE
10001

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 221496 NSN 3020-00-155-4007

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
8.0 X 8.0 X 4.0
Paclk Weight:
5.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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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