1240-21-887-4474

Optical Element Retaining Ring

1240218874474 218874474 303376 C55-11.01-45

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. View more Optical Element Retaining Ring

Managed by Canada

NSN Created on 6 Feb 1982

Data Last Changed
January 2023

NATO Update Count
1

NATO Data Quality

1240-21-887-4474 RING,RETAINING,OPTICAL ELEMENT 1240218874474 218874474 1/1 — NSN 1240-21-887-4474 (Generic Image) 1/1

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6650-99-342-0962 Optical Element Retaining Ring 6650993420962

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Restrictions 1240-21-887-4474

1240-21-887-4474 is a Optical Element Retaining Ring

End Users 1240-21-887-4474

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Australia (ZA)

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New Zealand (ZE)

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Norway (ZT)

Approved Sources 1240-21-887-4474

Part Number
Manufacturer
Status
303376: 35907 - Department Of National Defence, (Active); Primary Buy; RNCC 3 RNVC 2 DAC 2
303376: 36126 - Raytheon Canada Limited (Active); Primary Buy; RNCC 3 RNVC 2 DAC 4
C55-11.01-45: 36126 - Raytheon Canada Limited (Active); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 2

NATO Stock Numbers Related to 1240-21-887-4474

6650-33-103-0147 6650-14-520-9504 1240-14-448-2580 6650-27-011-0457 1240-14-418-0637 5855-27-008-8613 1240-14-334-4725 1240-14-437-0281 1240-14-330-9708 1240-14-421-6111 5855-27-018-2771 6760-12-314-9732 6650-99-342-0962 6650-21-920-8534 6650-12-344-9453 1240-21-887-4474 6650-27-024-1887 6650-25-136-4592