E27 Screw Lamp Holder Gauges With Calibration Certificate 7006-26-4

Model：

E27 Lampholder gauges | "NOT GO" Gauge for Screw Thread Lampholder E27 | 7006-26-4

Purpose: the check the maximum minor diameter of the screw thread, dimension D1, of lampholder E27

Testing: the screw thread of the lampholder shall be assumed to be correct if the gauge does not enter by its own weight so far that the thread protudes beyond surface T.

E27 Screw Lamp Holder Gauges With Calibration Certificate 7006-26-4 0

Related gauges for E27 lamp holder:

E27 lamp holder gauge	"GO" GAUGE FOR LAMPHOLDERS E27	7006-25A-2
	NOT GO”GAUGE FOR SCREW THREADS OF LAMPHOLDERS E27	7006-26-4
	GAUGE FOR TESTING PROTECTION AGAINST BULB-NECK DAMAGE AND FOR TESTING CONTACT-MAKING IN LAMPHOLDERS E27	7006-21-5
	GAUGE FOR TESTING CONTACT-MAKING AND PROTECTION AGAINST ACCIDENTAL CONTACT DURING INSERTION OF LAMPS IN LAMPHOLDERS E27	7006-22A-5
	GAUGE FOR DETECTING SIDE-CONTACTS WITH CUTTING-EDGES IN LAMPHOLDERS E27	7006-22B-1
	GAUGE I FOR CHECKING SIDE-CONTACT RESILIENCY IN LAMPHOLDERS E27	7006-22C-1
	GAUGE II FOR CHECKING SIDE-CONTACT RESILIENCY IN LAMPHOLDERS E27	7006-22D-1