NATO Stock Number
3020-00-293-5135
Sold in multiples of
DEMIL
NO
Counterbore Diameter
Between 18.000 inches and 18.005 inches
Counterbore Depth
Between 0.437 inches and 0.447 inches
Outside Diameter
26.687 inches
Bolt Circle Diameter
Between 16.995 inches and 17.005 inches
Bore Diameter
15.625 inches
Bore Length
Between 0.548 inches and 0.568 inches
Drilled Hole Diameter
Between 0.515 inches and 0.516 inches
Pitch Diameter
Between 24.5309 inches and 24.5619 inches
Securing Hole Quantity
14
Face Width
Between 0.995 inches and 1.005 inches
Design Form
Webbed
Bore Type
Straight
Metallic Hardness Rating And Location
55.0 rockwell c body and 60.0 rockwell c body
Counterbore Feature
Included
Counterbore Location
Aa end
Hole Location
On face
Keying Facility
Not included
Securing Method
Drilled hole
Lightening Hole
Not included
Securing Location
Bb end
Tapered Hole Size
0.515 to 0.516
Belt/chain/film Size For Which Designed
Track
Teeth Row Quantity
1
Teeth Quantity Per Row
14
Hardness Rating Test Method
Rockwell
Teeth Hardness Rating
Between 55.0 rockwell c and 60.0 rockwell c
Bore Bearing
Not included
Hub External Keyway
Not included
Tooth Pitch
3.000 inches
Material
Steel, qq-s-624, fs4145-canceled or steel, qq-s-624, fs4150-canceled or steel, qq-s-624, fs8650-canceled or steel, qq-s-624, comp fs8645-canceled or steel, qq-s-624, fs8750-canceled or steel, qq-w-428, cond b
Material
Steel, qq-s-624, fs4145-canceled or steel comp 4150 or steel comp 8650 or steel, qq-s-624, comp fs8645-canceled or steel comp 8750 or steel, qq-w-428, cond b
Material Specification
Qq-s-624, fs4150-canceled federal specification 2nd material response and qq-s-624, fs8650-canceled federal specification 3rd material response and qq-s-624, fs8750-canceled federal specification 5th material response
Style Designator
Webbed or spoked
