TXT
묘사:
Optical Element Cell
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2b and 2a
MRC:
The minimum and maximum pitch diameter limits of a straight screw thread.AAJE
Thread Pitch Diameters:
+4.7917/+4.7983 inches and +4.8895/+4.8942 inches
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand and right-hand
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.ABET
Thread Length:
4.812 inches and 4.916 inches
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
Between 4.874 inches and 4.875 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
Between 2.620 inches and 2.640 inches
MRC:
Designates the thread diameter and number of threads per specific measurement scale.ABUJ
Thread Size:
4.812-32 and 4.916-32
MRC:
A measurement of the longest straight line across a circular cross-sectional plane.ADAV
Overall Diameter:
Between 5.088 inches and 5.090 inches
MRC:
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.AJYP
Screw Thread Series Designator:
Uns and uns
MRC:
Indicates the location of the thread on the item.APJC
Thread Location:
External
MRC:
An indication of whether or not off center construction is provided.BMTZ
Eccentric Construction:
Not provided
MRC:
Indicates the location of the chamfer(s) on the item.BPDC
Chamfer Location:
Threaded end
MRC:
Designates the size of the relative or proportionate dimensions of the chamfer.BPDD
Chamfer Size:
0.030 in. By 45 deg
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Aluminum alloy
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Aluminum alloy
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
7.2.2 of mil-std-171
MRC:
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.SURF
Surface Treatment:
7.2.2 of mil-std-171
