Model: 3371021

Helical Gear

Special Features:

Oil holes in hub, counterbore on both ends w/ 2.125 in. Nom dia, 0.750 in. Nom depth

Properties:

Body Style
Webbed, solid
Spline Quantity
48 both ends
Pitch Diameter
8.2496 inches
Teeth Quantity
35
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.9505 inches both ends
Hardness Rating
10.0 rockwell c and 20.0 rockwell c
Outside Diameter
8.581 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5125 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
1.250 inches both ends
Face Width
2.000 inches
Bore Diameter
1.501 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.499 inches both ends
Material
Steel comp 1035
Material Specification
66 federal standard single material response and aisi/sae 1035 assn standard single material response
Style Designator
Protruding hubs
NSN
3020-00-391-9538
Part Number
3371021
Description
Gear,helical
CAGE
55380

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 3371021 NSN 3020-00-391-9538

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
21.0000lbs
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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