Model: B27451

Helical Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
11.9921 inches
Teeth Quantity
93
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
12.250 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Face Width
1.020 inches
Bore Diameter
6.988 inches both ends
Keyway Width
0.250 inches both ends
Distance From Bore Center To Keyway Bottom
3.616 inches both ends
Material
Steel
Style Designator
Hubless
NSN
3020-00-408-8691
Part Number
B27451
Description
Gear,helical
CAGE
37159

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 B27451 NSN 3020-00-408-8691

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:
--
Paclk Weight:
0.2000lbs
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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