Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Engine Poppet Valve
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:
0.1874 inches
MRC:
The measurement of the chamfer angle,expressed in degrees.AATE
Chamfer Angle In Deg:
45.0
MRC:
A measurement of the longest dimension of the chamfer,in distinction from width.AAZP
Chamfer Length:
0.0312 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:
1.4375 inches
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.AJFY
Seat Angle In Deg:
45.0
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the stem.ALYX
Stem Style:
Double grooved
MRC:
An indication of whether or not a groove for relief of carbon accumulation is included.ALYZ
Carbon Relief Groove:
Not included
Neck Radius:
0.3750 inches
MRC:
A measurement of the longest dimension of a stem,in distinction from width.ALZD
Stem Length:
4.8430 inches
Stem Diameter:
Between 0.3710 inches and 0.3720 inches
Distance From First Groove To Stem End:
Between 0.1230 inches and 0.1250 inches
Distance From Second Groove To Stem End:
Between 0.5800 inches and 0.6020 inches
First Groove Diameter:
Between 0.2450 inches and 0.2500 inches
Second Groove Diameter:
Between 0.3190 inches and 0.3240 inches
First Groove Width:
Between 0.4375 inches and 0.4420 inches
Second Groove Width:
0.0500 mils and 0.0600 centimeters
MRC:
The element,compound,or mixture of which the item is fabricated,excluding any surface treatment,and its location.ANNQ
Material And Location:
Steel, federal standard 66, aisi/sae 3140 stem
MRC:
A numeric value,used in conjunction with a hardness rating scale,designating the metallic hardness rating and its location.ASXJ
Metallic Hardness Rating And Location:
28.0 rockwell c stem and 37.0 rockwell c stem
