NSN 1240-00-768-8772
Part Details | OPTICAL ELEMENT RETAINING RING
1240-00-768-8772 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: 7688772, 7688772, 1240-00-768-8772, 00-768-8772, 1240007688772, 007688772
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1962 | 00-768-8772 | 22585 ( RING, RETAINING, OPTICAL ELEMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-768-8772
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7688772 | 63592 | STARWIN INDUSTRIES, INC. |
| 7688772 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-768-8772
| Characteristic | Specifications |
|---|---|
| THREAD LOCATION | INTERNAL |
| THREAD SIZE | 1.430 IN.-48 |
| SCREW THREAD SERIES DESIGNATOR | UNS |
| THREAD CLASS | 2A |
| THREAD LENGTH | 0.187 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| OVERALL LENGTH | 0.300 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.525 INCHES MINIMUM AND 1.535 INCHES MAXIMUM |
| INTERNAL FLANGE THICKNESS | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
| INNER GROOVE WIDTH | 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| GROOVE DIAMETER | 1.435 INCHES MINIMUM AND 1.445 INCHES MAXIMUM |
| APERTURE DIAMETER | 1.197 INCHES MINIMUM AND 1.203 INCHES MAXIMUM |
| GROOVE LOCATION | ADJACENT TO INTERNAL FLANGE |
| MOUNTING CONFIGURATION | INTERNAL THREAD |
| SPECIAL FEATURES | CHAMFER0.019 IN BY 30 DEG ON ID QF FLANGE END. ONE SLOT 0.063 IN WIDE,0.070 IN DEEP BY 45 DEG ON FACE OF FLANGE END |
| FSC APPLICATION DATA | PERISCOPE,TANK |