National Item Identification Number

01-421-4004
014214004
6650-01-421-4004
6650014214004

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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30003

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35733

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LENOX INSTRUMENT COMPANY INC
DBA LENOX INSTRUMENT
265 ANDREWS RD
LANGHORNE
PA
19053
215-322-9990

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Reference Numbers (Part Numbers)

3353AS257
3353AS257-1

Required Categories

Required Description