Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Engine Valve Seat Insert
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
Between 0.435 inches and 0.437 inches
MRC:
The length of a straight line which passes through the center of the body,and terminates at the outside circumference.ADAR
Body Outside Diameter:
Between 2.200 inches and 2.201 inches
MRC:
The length of a straight line which passes through the center of a body,and terminates at the inside circumference.ADAS
Body Inside Diameter:
Between 1.745 inches and 1.755 inches
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.AJSG
Seat Angle In Deg:
Between 44.750 and 45.250
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
38.0 rockwell c body
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
40.0 rockwell c face
MRC:
The physical configuration of the surface of the seat.CQKM
Seating Surface Shape:
Angular
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Cobalt face
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 8640 body or steel comp 8740 body or steel comp 4140 body
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
66 federal standard all material responses body or qq-s-624 federal specification all material responses body
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Plain
