Model: 55657

Groove Pulley

Properties:

Groove Depth
0.625 inches
Groove Width
0.625 inches
Outside Diameter
3.750 inches
Overall Length
1.062 inches
Keyway Width
Between 0.157 inches and 0.159 inches
Bore Diameter
0.625 inches
Bore Length
0.750 inches
Distance From Center Of Bore To Bottom Of Keyway
Between 0.387 inches and 0.392 inches
V Groove Angle In Deg
38.0
Material And Location
Iron, cast
Face Width
0.750 inches
Design Form
Webbed
Bore Type
Straight
Bearings
Not included
Groove Quantity
1
Keying Facility
Included
Keying Facility Type
Keyway
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Offset
Groove Shape
V
Bore Feature
Included
Hub End Outside Diameter And Location
1.437 inches aa end
Distance From Outside Flange/rim To Hub End And Location
0.312 inches aa end and 0.281 inches bb end
Quantity
1
Style Designator
Webbed or spoked
NSN
3020-00-354-7709
Part Number
55657
Description
Pulley,groove
CAGE
80072

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 55657 NSN 3020-00-354-7709

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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