Furnished with externally threaded aluminum 2" Dome cover, five threaded hubs, and three close-up plugs.
APPLICATIONS: Meets a wide range of classified area requirements. Corrosion-resistant - ideal indoors or out. For pulling of wires. Connect conduit lengths and change direction of conduit. Provide access for maintenance.
FEATURES: ALL BOXES AND BODIES Malleable iron bodies have high tensile strength and ductility. Provides great resistance to corrosion, impact and shock. Accurately tapped, tapered hub threads for tight, rigid joints and ground continuity. Smooth, rounded integral bushing in each hub type box protects conductor insulation. Internal grounding screw standard. General purpose wiring. GRU FEATURES Universal design with five threaded universal hubs and three close-up plugs. Copper-free aluminum body and cover provides resistance to corrocive atmospheres. Function as sealing covers (see NEC for restrictions). GRU has internally threaded body an externally threaded cover. O-rings available to provide rain-tight fit. Covers have to pry notches for bar or wrench.
STANDARD MATERIALS: Aluminum copper-free bodies and covers. STANDARD FINISH Malleable iron bodies and covers triple-coat (1) zinc electroplate, (2) dichromate, and (3) epoxy powder coat. Aluminum bodies and covers: epoxy powder coat. OPTIONS PVC available - consult factory. COMPLIANCE UL Standards 886. Federal Spec. W-C-586B. Appleton malleable iron products conform to ASTM A47-77, Grade 32510, which has the following properties: tensile strength, 50,000 psi; yield 32,000 psi; and elongation, 10%. Appleton aluminum products are produced from a high strength copper-free (4/10 of 1% max.) alloy. Suitable for Class I, Div. 1 and 2, if installed in compliance with NEC 501-4(a)(b) and for Class II, Div. 1 and 2, if in compliance with NEC, 502-4(a)(b).