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4" Heavy Duty HD No Hub Couplings

Model #:


• Made in the USA
• Clamp: Type 304 stainless steel
• Screw: 3/8" hex head Type 305 stainless steel
• Torque: 80 inch-pounds
• Shield: 0.008" thick type 301 corrugated stainless steel & green
• Gasket: High quality elastomeric compound (ASTM C-564)
• Compliance: Conforms to ASTM C1540
• 1-1/2" through 4" couplings use four clamps
• 5" through 10" couplings use six clamps


• Made in the USA
• Clamp: Type 304 stainless steel
• Screw: 3/8" hex head Type 305 stainless steel
• Torque: 80 inch-pounds
• Shield: 0.008" thick type 301 corrugated stainless steel & green
• Gasket: High quality elastomeric compound (ASTM C-564)
• Compliance: Conforms to ASTM C1540
• 1-1/2" through 4" couplings use four clamps
• 5" through 10" couplings use six clamps

Technical Data
Spec Sheet
Installation Instructions/Parts/Warranty
NHC Product Flyer

• Made in the USA
• Clamp: Type 304 stainless steel
• Screw: 3/8" hex head Type 305 stainless steel
• Torque: 80 inch-pounds
• Shield: 0.008" thick type 301 corrugated stainless steel & green
• Gasket: High quality elastomeric compound (ASTM C-564)
• Compliance: Conforms to ASTM C1540
• 1-1/2" through 4" couplings use four clamps
• 5" through 10" couplings use six clamps

Technical Data
Spec Sheet
Installation Instructions/Parts/Warranty
NHC Product Flyer

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