National Item Identification Number

00-545-8056
005458056
6625-00-545-8056
6625005458056

National Stock Number

Item Name

RING,RETAINING,OPTICAL ELEMENT

Federal Supply Class

6625

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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80063

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Reference Numbers (Part Numbers)

SC-B-91481
SC-B-91481

Required Categories

MATERIAL
SURFACE TREATMENT
OUTSIDE DIAMETER
INTERNAL FLANGE THICKNESS
III FS

Required Description

STEEL
PAINTED
3.322 INCHES NOMINAL
0.036 INCHES NOMINAL
TEST SET,ELECTRONIC