National Item Identification Number

01-271-7351
012717351
6650-01-271-7351
6650012717351

National Stock Number

Item Name

RETAINER,OPTICAL ELEMENT

Federal Supply Class

6650

Description

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.

Commercial and Government Entity Code (Supplier Data)

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18876

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3V055

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ANCO MACHINE CO
DBA
564 BELL FACTORY RD
HUNTSVILLE
AL
35811
256-859-1178

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Reference Numbers (Part Numbers)

13281208
13281208

Required Categories

STYLE DESIGNATOR
HOLE DIAMETER
OVERALL LENGTH
RECESS ANGLE IN DEG
RECESS DEP

Required Description

F3 RECESSED
0.230 INCHES MINIMUM AND
0.235 INCHES MAXIMUM
0.371 INCHES MINIMU