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Worldwide distributor of NSN parts and consumables located in the USA.

Groove Pulley

Model / MPN: 163990 | NSN: 3020-00-446-8272
ITAR Registered seal

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 pulle (1) , groove, aviation.

Product Details
NATO Stock Number
3020-00-446-8272
Sold in multiples of
1 EA
DEMIL
NO
Groove Depth
0.550 inches
Groove Width
0.500 inches
Outside Diameter
4.375 inches
Overall Length
2.333 inches
Bolt Circle Diameter
1.750 inches
Bore Diameter
Between 1.063 inches and 1.065 inches
Bore Length
0.083 inches
Drilled Hole Diameter
0.250 inches
V Groove Angle In Deg
36.0
Securing Hole Quantity
4
Material And Location
Steel
Face Width
0.749 inches
Design Form
Webbed
Bore Type
Straight
Bearings
Not included
Groove Quantity
1
Counterbore Feature
Not included
Hole Location
Through pulley surface
Keying Facility
Not included
Securing Method
Drilled 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
Securing Location
Pulley surface
Distance From Outside Flange/rim To Hub End And Location
1.584 inches aa end
Style Designator
Webbed or spoked
16399 Series Parts

Pricing and Availability

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163990 Cross Reference