NATO Stock Number
2815-00-090-5639
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Dish
Overall Height
6.844 inches
Diameter
4.375 inches
Oil Passage Type
Hole
Pinhole Diameter
Between 1.6244 inches and 1.6248 inches
Surface Finish
Finished
Finished Size Designation
Standard
Skirt Type
Solid
Skirt Bottom Cutaway Feature
Not included
Ring Groove Quantity
6
Ring Groove Position
Number 1, number 2, number 3, number 4, number 5 and number 6
Ring Groove Width
Between 0.1250 inches and 0.1260 inches
Ring Groove Width
Between 0.1270 inches and 0.1280 inches
Ring Groove Width
Between 0.2500 inches and 0.2500 inches
Ring Groove Width
0.1250 inches and 0.1260 inches 2nd ring
Ring Groove Width
0.1270 inches and 0.1280 inches 1st ring
Ring Groove Width
0.2500 inches and 0.2500 inches 3rd ring
Ring Groove Diameter
3.969 inches and 3.979 inches
Ring Groove Position Below Piston Pin
Number 6 ring groove located below piston pin bosses
Ring Groove Position Below Piston Pin
Number 1, number 2, number 3, number 4, number 5 and number 6 all rings
Oil Groove
Included
Distance From Pin Hole Center To Extreme Top
Between 4.591 inches and 4.595 inches
Pin Hole Bushing
Not included
Distance Between Pin Bosses
1.812 inches
Retaining Ring Groove
Included
Pin
Not included
Pin Type For Which Designed
Floating
Ring
Not included
Carbon Groove
Not included
Material
Aluminum
Material
Aluminum
Surface Treatment
Tin
Surface Treatment
Tin plated
Weight
Any acceptable
Fsc Application Data
Diesel engine
