Model: 18-25A

Groove Pulley

Properties:

Groove Depth
1.375 inches
Groove Width
2.250 inches
Outside Diameter
18.000 inches
Bore Diameter
3.000 inches
Bore Length
2.750 inches
End Application
Used on crane boom on 75' and 160' wlic cg vessels
Material And Location
Steel body
Face Width
2.250 inches
Design Form
Spoked
Bore Type
Straight
Bearings
Included
Groove Quantity
1
Counterbore Feature
Not included
Bearing Quantity
2
Keying Facility
Not included
Securing Method
Pin
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Not offset
Lightening Hole
Not included
Integral Cooling Vane
Included
Groove Shape
U
Bore Feature
Included
Bearing Type
Bearing roller
Shaft Size For Which Designed
3.000 inches
Protruding Hub Characteristic
Plain
Securing Location
Both ends
Hub End Outside Diameter And Location
5.500 inches both ends
Style Designator
Webbed or spoked
NSN
3020-01-043-4072
Part Number
18-25A
Description
Pulley,groove
CAGE
99557

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 18-25A NSN 3020-01-043-4072

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:
A
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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