National Item Identification Number

01-437-7250
014377250
6650-01-437-7250
6650014377250

National Stock Number

Item Name

RING,RETAINING,OPTICAL ELEMENT

Federal Supply Class

6650

Description

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see RETAINER, OPTICAL ELEMENT. Excludes CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; and RING, RETAINING.

Commercial and Government Entity Code (Supplier Data)

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30003

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32212

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OLYMPUS AMERICA INC.
DIV MEDICAL PRODUCTS
2 CORPORATE CENTER DRIVE
POB 9058
MELVILLE
NY
11747
631-844-5436

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Reference Numbers (Part Numbers)

2255AS134-1
3355AS134-1

Required Categories

MATERIAL
SURFACE TREATMENT
OVERALL LENGTH
OUTSIDE DIAMETER
INTERNAL FLANGE T

Required Description

ALUMINUM ALLOY
ANODIZED BLACK
13.0 MILLIMETERS NOMINAL
38.0 MILLIMETERS NOMIN