Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Internal Combustion Engine Piston
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
5.938 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.ABMZ
Diameter:
4.750 inches
MRC:
Indicates the type of oil passage included on the item.ACXM
Oil Passage Type:
Hole and slot
MRC:
The length of a straight line which passes through the center of a pinhole,and terminates at the circumference.ACXU
Pinhole Diameter:
Between 1.4998 inches and 1.5000 inches
MRC:
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.AGYE
Surface Finish:
Finished
MRC:
The finished size by which the item is commercially known and designated.AXFR
Finished Size Designation:
Oversize
MRC:
The measured amount of the oversize.AXFS
Oversize:
0.020 inches
MRC:
Indicates the type of skirt included on the item.AXFT
Skirt Type:
Solid
MRC:
An indication of whether or not a skirt bottom cutaway feature is included.AXFX
Skirt Bottom Cutaway Feature:
Not included
MRC:
The number of ring grooves included on the item.AXFZ
Ring Groove Quantity:
5
MRC:
A number indicating the position(s) of the ring groove(s).AXGA
Ring Groove Position:
Number 1, number 2, number 3, number 4, and number 5
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
Between 0.0950 inches and 0.0960 inches
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
Between 0.0970 inches and 0.0980 inches
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
Between 0.1880 inches and 0.1890 inches
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
Between 0.2500 inches and 0.2510 inches
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
0.0950 inches and 0.0960 inches 2nd ring
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
0.0970 inches and 0.0980 inches 1st ring
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
0.1880 inches and 0.1890 inches 4th ring
MRC:
A measurement taken at right angles to the length of a ring groove,in distinction from thickness.AXGB
Ring Groove Width:
0.2500 inches and 0.2510 inches 3rd ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.267 inches
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.217 inches
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.227 inches
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.257 inches
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.257 inches 5th ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.257 inches 7th ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.267 inches 6th ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.217 inches 1st ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.217 inches 3rd ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.227 inches 2nd ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.227 inches 4th ring
MRC:
The length of a straight line which passes through the center of a ring groove,and terminates at the circumference.AXGD
Ring Groove Diameter:
4.267 inches 8th ring
MRC:
An indication of whether or not an oil groove/s/ is included.AXPH
Oil Groove:
Not included
MRC:
The distance from the center of the pin hole to the extreme top of the item.AXPK
Distance From Pin Hole Center To Extreme Top:
Between 3.620 inches and 3.630 inches
MRC:
An indication of whether or not a pin hole bushing/s/ is included.AXPL
Pin Hole Bushing:
Not included
MRC:
The distance between pin bosses on an item.AXPM
Distance Between Pin Bosses:
Any acceptable
MRC:
An indication of whether or not a retaining ring groove(s) is included.AXPN
Retaining Ring Groove:
Included
MRC:
An indication of whether or not a pin is included.AXPP
Pin:
Included
MRC:
Indicates the type of pin for which the item is designed.AXPQ
Pin Type For Which Designed:
Floating
MRC:
An indication of whether or not a ring(s) is included.AXPR
Ring:
Not included
MRC:
An indication of whether or not a carbon groove is included.BQBL
Carbon Groove:
Not included
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Aluminum
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Aluminum
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Tin
MRC:
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.SURF
Surface Treatment:
Tin plated
MRC:
A relative measure of the mass of an item with respect to its density.WGHT
Weight:
71.25 ounces
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
Gasoline engine, nonaircraft
