Model: D4730

Groove Pulley

Properties:

Counterbore Diameter
Between 5.500 inches and 6.375 inches
Counterbore Depth
Between 0.219 inches and 0.875 inches
Groove Depth
0.687 inches
Groove Width
0.675 inches
Outside Diameter
7.313 inches
Overall Length
2.375 inches
Keyway Width
0.188 inches
Thread Size
5/16-18
Bore Diameter
0.750 inches
Bore Length
2.375 inches
Distance From Center Of Bore To Bottom Of Keyway
0.469 inches
Key Spacing In Deg
90.0
V Groove Angle In Deg
34.0
Pitch Diameter
7.000 inches
Securing Hole Quantity
2
Material And Location
Iron, cast, qq-i-652, class 20
Face Width
1.750 inches
Design Form
Spoked
Bore Type
Straight
Bearings
Not included
Groove Quantity
2
Counterbore Feature
Included
Counterbore Location
Bb end
Hole Location
One hole located on top of key 3/8 in. From end of hub, one hole 90 degrees from keyway 3/8 in. From end of hub
Keying Facility
Included
Keying Facility Type
Keyway
Securing Method
Threaded hole
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Offset
Lightening Hole
Not included
Integral Cooling Vane
Not included
Groove Shape
V
Bore Feature
Included
Protruding Hub Characteristic
Stepped
Securing Location
Aa end
First Step Face Largest Diameter And Location
2.688 inches aa end
First Step Length And Location
0.750 inches aa end
Hub End Outside Diameter And Location
2.500 inches aa end
Distance From Outside Flange/rim To Hub End And Location
0.625 inches aa end
Quantity
2
Surface Treatment
Paint
Style Designator
Webbed or spoked
Surface Treatment
Painted
NSN
3020-00-288-3414
Part Number
D4730
Description
Pulley,groove
CAGE
76241

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 D4730 NSN 3020-00-288-3414

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
127300
UFC:
64560
LTL:
60.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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