NSN 5855-01-302-4253 013024253
Product Details | OPTICAL ELEMENT SPACER
5855-01-302-4253 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: 013024253
Communication, Detection, and Coherent Radiation Equipment | Night Vision Equipment, Emitted and Reflected Radiation
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 58 | 01-302-4253 | 22261 ( SPACER, OPTICAL ELEMENT ) |
Drawings & Photos | NSN 5855-01-302-4253
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Technical Data | NSN 5855-01-302-4253
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 303 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582,TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE |
| STYLE DESIGNATOR | B5 SPACER |
| OVERALL LENGTH | 0.089 INCHES NOMINAL |
| EXTERNAL SHOULDER DEPTH | 0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM |
| BODY OUTSIDE DIAMETER | 0.335 INCHES MAXIMUM |
| SPECIAL FEATURES | MARK DASH NUMBERS .06 HIGH PER MIL-M-13231 TABLE II,GROUP III |
| MANUFACTURERS CODE | 18876 |
| DESIGN CONTROL REFERENCE | 13294154-1 |
Restrictions/Controls & Freight Information | NSN 5855-01-302-4253
| 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 | ||