NSN 1240-01-081-9749 010819749
Product Details | OPTICAL ELEMENT SPACER
1240-01-081-9749 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: 010819749
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 01-081-9749 | 22261 ( SPACER, OPTICAL ELEMENT ) |
Drawings & Photos | NSN 1240-01-081-9749
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Technical Data | NSN 1240-01-081-9749
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | B8 SPACER |
| OVERALL LENGTH | 1.815 INCHES NOMINAL |
| FLANGE WIDTH | 0.120 INCHES NOMINAL |
| STRAIGHT BORE INSIDE DIAMETER | 0.500 INCHES NOMINAL |
| STRAIGHT BORE DEPTH | 1.815 INCHES NOMINAL |
| SPECIAL FEATURES | FLANGE PARALLEL ALONG LONGITUDAL AXIS W/THREE 2-56 UNC-2B HOLES; 4 HOLES 2 EA END 2-56 UNC-2B POSITIONED ON A 0.780 DIA |
| III FSC APPLICATION DATA | PRISM AND FILTER ASSY,P/N 019708,1270010800263 |
| MANUFACTURERS CODE | K6111 |
| DESIGN CONTROL REFERENCE | 014381 |
Restrictions/Controls & Freight Information | NSN 1240-01-081-9749
| 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 |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||