Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Optical Instrument Window
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:
Between 4.248 inches and 4.250 inches
MRC:
A measurement of the smallest dimension of an item,in distinction from length or width.ABNM
Thickness:
Between 0.200 inches and 0.210 inches
MRC:
An inside measurement between specified points on the bevel,in distinction from height.AJEF
Bevel Depth:
Between 0.038 inches and 0.053 inches
MRC:
An indication of the polished surface/s/ on the item.BMSG
Polished Surface:
Both
MRC:
An indication of the surface/s/ treated with reflection reducing film.BMSK
Reflection Reducing Surface:
Both
MRC:
An indication of whether or not a polished periphery is provided.BMSM
Polished Periphery:
Provided
MRC:
The angle of the bevel,expressed in degrees.BMSP
Bevel Angle In Deg:
Between 20.000 and 40.000
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Glass, optical, mil-g-174, class 1, grade a, type 517-642
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Glass, optical, mil-g-174, class 1, grade a, type 517-642
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:
Target designator
