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:
Between 0.1850 inches and 0.2050 inches
MRC:
The measurement of the chamfer angle,expressed in degrees.AATE
Chamfer Angle In Deg:
45.0
MRC:
The length of a straight line which passes through the center of the groove,and terminates at the circumference.AAVZ
Groove Diameter:
Between 0.3590 inches and 0.3650 inches
MRC:
A measurement of the longest dimension of the chamfer,in distinction from width.AAZP
Chamfer Length:
0.0300 inches
MRC:
A measurement taken at right angles to the length of a groove,in distinction from thickness.ABGF
Groove Width:
Between 0.1320 inches and 0.1420 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:
Between 1.7910 inches and 1.8010 inches
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.AJFY
Seat Angle In Deg:
60.0
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
Neck Radius:
0.4400 inches
MRC:
A measurement of the longest dimension of a stem,in distinction from width.ALZD
Stem Length:
Between 5.1830 inches and 5.1980 inches
Stem Diameter:
Between 0.4332 inches and 0.4340 inches
Distance From Groove To Stem End:
0.2230 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
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:
53.0 rockwell c tip
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
Mil-s-12515-81349 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
