NSN 1240-01-154-9895

Part Details | OPTICAL ELEMENT RETAINING RING

1240-01-154-9895 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.

Alternate Parts: 5049933, 5049933, 5049933, 5049933, 5049933, 5049933, 5049933, 1240-01-154-9895, 01-154-9895, 1240011549895, 011549895

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JUN 03, 198301-154-989522585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-154-9895
Part Number Cage Code Manufacturer
504993384027AIW-ALTON, INC.
50499330RMF7BRIGHT LIGHTS USA, INC.DBA BLUSA DEFENSE MANUFACTURING
50499331CA31EDS ORDNANCE INC
50499332S308FREEHOLD MANUFACTURING ASSEMBLY COINC
504993350481L. W. SCHNEIDER, INC.
504993311934SEILER INSTRUMENT AND MANUFACTURINGCOMPANY, INCORPORATED
504993319200US ARMY ARDEC RDECOM
Technical Data | NSN 1240-01-154-9895
Characteristic Specifications
MATERIAL COPPER ALLOY 360
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626, COMP 360, 1 TO 2 H FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT ENAMEL
OVERALL LENGTH0.128 INCHES NOMINAL
OUTSIDE DIAMETER1.640 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.050 INCHES NOMINAL
APERTURE DIAMETER1.031 INCHES NOMINAL
SPECIAL FEATURESENAMEL BLACK 0.500 LG ON PERIPHERY EXCEPT TRIANGLE NOTCH 0.0625 W X 0.015 DEEP FILLED WITH WHITE ENAMEL