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E39 Go Not Go Gauge of Finished Lamp Caps Include:
1) IEC60061-3 7006-24B-1 E39 Go Gauge for Caps on Finished Lamps;
PURPOSE: To check the maximun dimensions of the crew thread and dimension T1 min, of E39 caps on finished lamps.
TESTING: When the cap on a finished lamp has been screwed into the gauge as far as it will go, the centre contact of the cap shall be co-planar with, or project beyond, surface X, When the lamp is being removed from the gauge, at least two fall turns shall be required to disengage the threads.
2) IEC60061-3: 7006-24C-1 E39 Not Go Gauge for Caps on Finished Lamps;
PURPOSE: To check the minimum outside (major) diameter of the screw thread, dimension d, of E39 caps on finished lamps.
TESTING: When the gauge is placed over the thread of the cap on a finished lamp, held cap uppermost, the centre contact shall not project beyond surface X.
Note. - This gauge may also be used for checking unmounted caps.
HK LEE HING INDUSTRY CO., LIMITED are specialized in manufacturing special, custom built, test and measuring equipment for products testing as per international norms and offering calibration services and related information. Our products and services are used by research & development establishments, test laboratories, defense establishments, government institutions & manufacturing industries to fulfill the clients' requirements.
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Add: 1F Junfeng Building, Gongle, Xixiang, Baoan District, Shenzhen, Guangdong, China