NSN 1240-01-237-0009
Part Details | OPTICAL ELEMENT RETAINING RING
1240-01-237-0009 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: 13076422, 13076422, 1240-01-237-0009, 01-237-0009, 1240012370009, 012370009
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JUL 24, 1986 | 01-237-0009 | 22585 ( RING, RETAINING, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-237-0009
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 13076422 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 13076422 | 58260 | PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH |
Technical Data | NSN 1240-01-237-0009
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 6061 |
| THREAD LOCATION | INTERNAL |
| THREAD SIZE | 1 3/16-40 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD CLASS | 2B |
| THREAD PITCH DIAMETERS | +1.1713 TO +1.1759 INCHES |
| THREAD LENGTH | 0.125 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.390 INCHES MINIMUM AND 1.410 INCHES MAXIMUM |
| INTERNAL FLANGE THICKNESS | 0.0271 INCHES NOMINAL |
| INNER GROOVE WIDTH | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| GROOVE DIAMETER | 1.196 INCHES NOMINAL |
| APERTURE DIAMETER | 0.675 INCHES MINIMUM AND 0.685 INCHES MAXIMUM |
| GROOVE LOCATION | INSIDE END OF THREAD |
