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:
Concave
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
4.320 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:
5.722 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:
1.3730 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:
Standard
MRC:
Indicates the type of skirt included on the item.AXFT
Skirt Type:
Solid
MRC:
A measurement between specified points of a cut,in distinction from height.AXFW
Cut Depth:
0.191 inches
MRC:
An indication of whether or not a skirt bottom cutaway feature is included.AXFX
Skirt Bottom Cutaway Feature:
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:
10.1300 inches and 0.0990 inches and 0.0970 inches and 0.2220 inches and 0.1290 inches
MRC:
The angle of a tapered groove.AXGC
Groove Taper Angle:
15 degree including angle, 8 degree including angle
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:
5.169 inches and 5.192 inches and 5.192 inches and 5.207 inches and 5.296 inches
MRC:
The below piston pin ring groove position on the item.AXGE
Ring Groove Position Below Piston Pin:
Number 5 ring groove located below piston pin hole
MRC:
The below piston pin ring groove position on the item.AXGE
Ring Groove Position Below Piston Pin:
Number 1, number 2, number 3, number 4, and number 5 all rings
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:
2.348 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:
2.550 inches
MRC:
An indication of whether or not a retaining ring groove(s) is included.AXPN
Retaining Ring Groove:
Not included
MRC:
An indication of whether or not a pin is included.AXPP
Pin:
Not 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:
77.920 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:
Engine, aircraft, reciprocating
