Part Details | OPTICAL ELEMENT RETAINING RING
1240-00-115-4471 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: 1240001154471, 8289272, 8289272, 8289272, 8289272, 1240-00-115-4471, 00-115-4471, 1240001154471, 001154471
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) | 
|---|---|---|---|
| 12 | SEP 20, 1968 | 00-115-4471 | 22585 ( RING, RETAINING, OPTICAL ELEMENT ) | 
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-115-4471
| Part Number | Cage Code | Manufacturer | 
|---|---|---|
| 1240001154471 | A00AM | E.C.A ETABLISSEMENT CENTRALDESAPPROVISIONNEMENTS DES FORCES | 
| 8289272 | 11934 | SEILER INSTRUMENT AND MANUFACTURINGCOMPANY, INCORPORATED | 
| 8289272 | 60529 | STERLING MFG AND SUPPLY INC | 
| 8289272 | 19200 | US ARMY ARDEC RDECOM | 
| 8289272 | 04YE2 | VALCORE MANUFACTURING LLC | 
Technical Data | NSN 1240-00-115-4471
| Characteristic | Specifications | 
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 6061 | 
| MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700 TO 3, ALLOY 2024, T3 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700 TO 6, ALLOY 6061, T6 FED SPEC 2ND MATERIAL RESPONSE | 
| SURFACE TREATMENT | ENAMEL | 
| THREAD LOCATION | INTERNAL | 
| THREAD SIZE | 2.063-16 | 
| SCREW THREAD SERIES DESIGNATOR | UNS | 
| THREAD CLASS | 3A | 
| THREAD PITCH DIAMETERS | +2.0219 TO +2.0273 INCHES | 
| THREAD LENGTH | 0.494 INCHES | 
| THREAD DIRECTION | RIGHT-HAND | 
| OVERALL LENGTH | 1.082 INCHES NOMINAL | 
| OUTSIDE DIAMETER | 2.359 INCHES MINIMUM AND 2.391 INCHES MAXIMUM | 
| INTERNAL FLANGE THICKNESS | 0.092 INCHES NOMINAL | 
| INNER GROOVE WIDTH | 0.176 INCHES MINIMUM AND 0.186 INCHES MAXIMUM | 
| GROOVE DIAMETER | 2.078 INCHES NOMINAL | 
| APERTURE DIAMETER | 1.718 INCHES MINIMUM AND 1.723 INCHES MAXIMUM | 
| GROOVE LOCATION | ADJACENT TO INTERNAL FLANGE | 
| MOUNTING CONFIGURATION | LOCKSCREW COLLAR 1 | 
