About this product MS25331-6 is a military-specification red press-to-test indicator light manufactured by Dialight under part number 803-1710-0331-504. Designed for aerospace, defense and military control panel applications, this Dialight Series 803 indicator features a flat, transparent red lens, non-dimming configuration and press-to-test functionality. The assembly accommodates a replaceable T-3 1/4 miniature-bayonet incandescent lamp and mounts in a nominal 5/8-inch panel opening. MS25331-6 provides visual status indication for compatible aircraft, military and industrial equipment. Lamp sold separately. * Manufacturer certifications are shipped with your order FREE of charge
| Part Number or Model | MS25331-6 |
| Description | Indicator Light |
| Schedule B Class | 8536.61.0000 |
| ECCN (Export Control Class) | EAR99 |
| Lens Configuration | Features an unfrosted, non-dimming flat lens cap |
| Color | Red |
| Mounting Size | Designed for a 5/8-inch (0.625 in) clearance hole |
| Lamp/Bulb Compatibility | Accommodates relampable T-3-1/4 miniature bayonet base lamps (incandescent or LED variants, typically 28V like the MS25237-327). Note: The base assembly is sold without the lamp included |
| Electrical Terminals | Equipped with three terminals (supporting the dual-circuit requirement for isolated system testing and normal indication) |
| Compliance Standards | Governed by military specification MIL-L-7961B |
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