Model: AK39

Groove Pulley

Properties:

Groove Depth
0.500 inches
Groove Width
0.500 inches
Outside Diameter
3.750 inches
Overall Length
1.625 inches
Keyway Width
0.188 inches
Thread Size
5/16 in. -18
Bore Diameter
0.625 inches
Bore Length
1.625 inches
Distance From Center Of Bore To Bottom Of Keyway
0.438 inches
V Groove Angle In Deg
20.0
Pitch Diameter
3.500 inches
Securing Hole Quantity
2
Furnished Items And Quantity
N/a
Material And Location
Steel
Face Width
0.750 inches
Design Form
Plain
Bore Type
Straight
Bearings
Not included
Groove Quantity
1
Counterbore Feature
Not included
Hole Location
One hole on top of keyway, one hole 90 degrees from keyway
Keying Facility
Included
Keying Facility Type
Keyway
Securing Method
Threaded hole
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Not offset
Lightening Hole
Not included
Integral Cooling Vane
Not included
Groove Shape
V
Standard V-belt Section Designation For Which Designed
A
Bore Feature
Included
Protruding Hub Characteristic
Grooved
Securing Location
Aa end
Hub End Outside Diameter And Location
1.250 inches both ends
Distance From Outside Flange/rim To Hub End And Location
0.875 inches both ends
First End Groove Diameter And Location
1.188 inches both ends
First End Groove Width And Location
0.063 inches both ends
First End Length From Groove To End And Location
0.219 inches both ends
Quantity
1
Style Designator
Plain
NSN
3020-00-640-4675
Part Number
AK39
Description
Pulley,groove
CAGE
71176

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.

Part AK39 NSN 3020-00-640-4675

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08109
FIIG:
T353-A
Concept No.:
1
App. Key:
AA
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

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Schedule B and Export
  • Schedule B: 8487900080
  • SITC: 74999
  • End Use: Industrial machines, other
  • NAICS: 333999
  • USDA: 1

Freight Class: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers

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