Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Drilled face drive type, two 0.077 in. Dia. Holes spaced 180 degrees apart on a 1.156 in. Bolt circle dia. On internal flange end.
NSN
National Stock Number:
TXT
Description:
Optical Element Retaining Ring
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b
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
MRC:
The length of a straight line which passes through the center of the groove,and terminates at the circumference.AAVZ
Groove Diameter:
Between 1.322 inches and 1.330 inches
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.ABET
Thread Length:
0.200 inches
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
Between 0.340 inches and 0.341 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 1.377 inches and 1.385 inches
MRC:
Designates the thread diameter and number of threads per specific measurement scale.ABUJ
Thread Size:
1.312 in.-48
MRC:
The length of a straight line which passes through the center of an aperture,and terminates at the circumference.ABVL
Aperture Diameter:
Between 0.880 inches and 0.920 inches
MRC:
A measurement taken at right angles to the length of the inner groove,in distinction from thickness.ADWA
Inner Groove Width:
Between 0.050 inches and 0.070 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
MRC:
Indicates the location of the thread on the item.APJC
Thread Location:
Internal
MRC:
A measurement of the smallest dimension of an internal flange,in distinction from length or width.BMTL
Internal Flange Thickness:
Between 0.060 inches and 0.080 inches
MRC:
Indicates the location of the groove on the item.BMTY
Groove Location:
Adjacent to internal flange
MRC:
An indication of whether or not a knurled periphery is provided.BPDQ
Knurled Periphery:
Not provided
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Brass, qq-b-626, comp 360, 1/2h
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Brass, qq-b-626, comp 360, 1/2h
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:
Black oxide, mil-f-495
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:
Black oxide, mil-f-495
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:
Sight, reflex
