Part Number 31431681

Engine Poppet Valve

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
31431681
Demil:
No
Shelf Life:
UOM:
NIIN:
011747753
NSN
National Stock Number:
2815-01-174-7753 2815011747753
TXT
Description:
Engine Poppet Valve
INC
INC
Item Name Code:
15884
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.1340 inches and 0.1360 inches
MRC:
The length of a straight line which passes through the center of the groove,and terminates at the circumference.AAVZ
Groove Diameter:
0.2500 inches
MRC:
A measurement taken at right angles to the length of a groove,in distinction from thickness.ABGF
Groove Width:
0.1120 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.ABKV
Outside Diameter:
1.5365 inches
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.AJFY
Seat Angle In Deg:
35.0
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the stem.ALYX
Stem Style:
Grooved
MRC:
An indication of whether or not a groove for relief of carbon accumulation is included.ALYZ
Carbon Relief Groove:
Not included
MRC:
None.ALZB
Neck Radius:
0.4062 inches
MRC:
A measurement of the longest dimension of a stem,in distinction from width.ALZD
Stem Length:
Between 4.3640 inches and 4.3660 inches
MRC:
None.ALZE
Stem Diameter:
0.3120 inches
MRC:
None.ALZG
Distance From Groove To Stem End:
0.1250 inches
MRC:
The element,compound,or mixture of which the item is fabricated,excluding any surface treatment,and its location.ANNQ
Material And Location:
Steel

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