gorilla 39Example: Gorilla® 1 (25.4 mm) 500 psi. Made in U.S.A. Continental ContiTech. Flame Resistant USMSHA No. 2G-14C14. Couplings. Contact fitting manufacturer for proper fittingGorillas are truly fascinating creatures. They are the largest primates on Earth and share an incredible 98% of their DNA with humans. Among their many intruing behaviors, one stands out for its dramatic flair and deep meaning: