B920: Bosch B920 fire alarm switch Wireless White.
The B920 Two-line Alphanumeric Keypad (SDI2) is a SDI2 bus compatible device. Each keypad has user adjustable options such as volume and display brightness. The B920 shows two-line system messages for all areas.
Keypad languages Available languages: English, Dutch, French, German, Hungarian, Italian, Portuguese, Spanish, Swedish. This part is cataloged in the U.S. Government catalog under NSN 3110-01-346-2732, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| alignment_type | SELF-ALIGNINGSELF-ALIGNING |
| overall_height | 0.2756 INCHES NOMINAL0.2756 INCHES NOMINAL IN |
| surface_finish | GROUNDGROUND |
| style_designator | FLAT RACE SURFACE, IN LINE BALL RETAINERFLAT RACE SURFACE, IN LINE BALL RETAINER |
| largest_bore_diameter | 0.3622 INCHES NOMINAL0.3622 INCHES NOMINAL IN |
| bore_smallest_diameter | 0.3543 INCHES NOMINAL0.3543 INCHES NOMINAL IN |
| end_item_identification | AN/UYQ-70(V) ADV DISPLAY SYS N/A FOR COSAL USE;ON-568(V)/UYQ-70(V),SECURE VOICE SYSTEM |
| self-alignment_location | INTERNALINTERNAL |
| overall_outside_diameter | 0.7874 INCHES NOMINAL0.7874 INCHES NOMINAL IN |
| specification/standard_data | 59750-B920 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION59750-B920 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| thrust_directional_capability_designation | SINGLESINGLE |
| NSN | 3110-01-346-2732 |
| OVERALL HEIGHT | 0.2756 INCHES NOMINAL0.2756 INCHES NOMINAL IN |
| SURFACE FINISH | GROUNDGROUND |
| STYLE DESIGNATOR | FLAT RACE SURFACE, IN LINE BALL RETAINERFLAT RACE SURFACE, IN LINE BALL RETAINER |
| THRUST DIRECTIONAL CAPABILITY DESIGNATION | SINGLESINGLE |
| OVERALL OUTSIDE DIAMETER | 0.7874 INCHES NOMINAL0.7874 INCHES NOMINAL IN |
| SPECIFICATION/STANDARD DATA | 59750-B920 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION59750-B920 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| BORE SMALLEST DIAMETER | 0.3543 INCHES NOMINAL0.3543 INCHES NOMINAL IN |
| ALIGNMENT TYPE | SELF-ALIGNINGSELF-ALIGNING |
| LARGEST BORE DIAMETER | 0.3622 INCHES NOMINAL0.3622 INCHES NOMINAL IN |
| SELF-ALIGNMENT LOCATION | INTERNALINTERNAL |
No substitute or cross-reference records for this part.