Latches GN 115.3 are made entirely of a self-extinguishing plastic material, classed as self-extinguishing under UL 94 V-0.

The classification under UL 94 V-0 (Underwriters Laboratories) describes the fire behaviour of plastic. In the test, a plastic test specimen with a certain shape and with certain dimensions is placed vertically and set on fire. For classification V-0, the flame must go out within 10 seconds without generating burning drops.

Latches GN 115.3 are supplied with loosely enclosed latch arm.

Key for triangular spindle and key with double bit made of plastic are included parts of the order.