NSN 5855-01-279-9139 012799139
Product Details | OPTICAL ELEMENT SPACER
5855-01-279-9139 A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (AA). See also SPACER, SLEEVE and CELL, OPTICAL ELEMENT.
Part Alternates: 012799139
Communication, Detection, and Coherent Radiation Equipment | Night Vision Equipment, Emitted and Reflected Radiation
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | 01-279-9139 | 22261 ( SPACER, OPTICAL ELEMENT ) |
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Technical Data | NSN 5855-01-279-9139
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 6061 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11,0 FED SPEC SINGLE MATERIAL RESPONSE |
| OVERALL LENGTH | 0.035 INCHES NOMINAL |
| STRAIGHT BORE INSIDE DIAMETER | 0.175 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.250 INCHES MAXIMUM |
Restrictions/Controls & Freight Information | NSN 5855-01-279-9139
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||