Optical Element Retaining Ring
SMB657308
2b thread class, +1.7340 to 1.7380 inches thread pitch diameters, 0.125 inches thread length, 0.125 inches nominal overall length, 1.870 inches nominal outside diameter, 1 3/4-32 thread size
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | CL |
A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes:cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 22585 | T271-J | - | 2 |
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.Details
The minimum and maximum pitch diameter limits of a straight screw thread.Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.Details
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.Details
Designates the thread diameter and number of threads per specific measurement scale.Details
The national stock number or the identification information of the end equipment for which the item is a part.Details
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.Details
The pattern or arrangement that describes the mounting configuration of the item.Details
Indicates the location of the thread on the item.Details
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Details
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | A | - |
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 05380 | - | J | J |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 72D | Z | 9 |
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What is the NIIN of the NSN 5855-00-125-0632?
When the NSN 5855-00-125-0632 was assigned to the Federal Catalog?
Does the NSN 5855-00-125-0632 contain any precious metals?
Does the NSN 5855-00-125-0632 contain any hazardous material?
What is the ESD classification of NSN 5855-00-125-0632?
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