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National Stock Number:
6650-00-891-4533
Federal Supply Class:
6650
National Item Identification Number:
008914533
Description:
RETAINER,OPTICAL ELEMENT
Detail:
A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.
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Manufacturer Information:
| 10547492 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 10547492 | 19200 | US ARMY ARDEC RDECOM | | 10547492 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| HOLE DIAMETER | 0.510 INCHES MINIMUM AND | | 0.520 INCHES MAXIMUM | | OVERALL LENGTH | 0.140 INCHES MINIMUM AND | | 0.180 INCHES MAXIMUM | | THREAD SIZE | 0.688 IN.-32 | | MATERIAL | ALUMINUM ALLOY 6061 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE TREATMENT | ANODIZE | | INTERNAL ANNULAR SERRATION | NOT PROVIDED | | GUIDE DESIGN | THREAD RELIEF | | SETSCREW NOTCH | NOT PROVIDED | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 8V613 | | DESIGN CONTROL REFERENCE | 10547492 |
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