Model: 74909761

Helical Gear

Special Features:

Rtiming mark on tooth, 41 degrees 36 min 23 sec ccw from centerline of keyway, idler gear timing mark on tooth 48 degrees cw from centerline of keyway, two puller @holes, 3/8-16 unc 2a, equally spaced on a 2-1/8 in. Diameter bolt cirlce

Properties:

Body Style
Plain, solid
Pitch Diameter
3.0120 inches
Teeth Quantity
24
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
27.6 rockwell c and 32.1 rockwell c
Outside Diameter
3.203 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
37.1733 degrees
Face Width
1.063 inches
Bore Diameter
1.435 inches both ends
Keyway Width
0.253 inches first end
Distance From Bore Center To Keyway Bottom
0.862 inches both ends
Material
Steel comp 1141
Material Specification
66 federal standard single material response and aisi/saf 1141 assn standard single material response
Style Designator
Hubless
NSN
3020-00-200-2067
Part Number
74909761
Description
Gear,helical
CAGE
0AHU0

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 74909761 NSN 3020-00-200-2067

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:
2.2000lbs
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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