Oval Neck Bolt for Grooved Couplings

Standard: ASME B18.10 Material Standard: Carbon steel according to ASTM A183 Thread Class: Class 2A Surface Protection: Zinc electroplated to ASTM B633 Fe/Zn 5 or chromed to ASTM B650 Class 1 Size Range: 3/8″ to 7/8″ UNC Main Use: Fastening grooved coupling housing and compressing gasket for sealing

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Трубопроводы и комплектующие

Аксессуары для пазовых фитингов

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The Oval Neck Bolt is used with an ANSI heavy hex nut to fasten grooved coupling housings and apply pressure to the gasket for sealing. Made from carbon steel with Class 2A thread, it is suitable for grooved piping connection assemblies that require reliable tightening strength.

Key Features

Oval neck track head bolt for grooved coupling assemblies
Used together with ANSI heavy hexagon nut
Helps tighten the coupling housing securely
Applies compression to the gasket for sealing performance
Carbon steel construction according to ASTM A183
Class 2A thread for ANSI fastening applications
Available in 3/8″ to 7/8″ UNC thread sizes
Zinc electroplated or chromed surface finish available

Product Configurations

Item	Details
Application	Grooved coupling housing fastening
Matching Nut	ANSI heavy hexagon nut
Thread Type	UNC thread
Thread Class	Class 2A
Bolt Size Options	3/8″–16UNC, 1/2″–13UNC, 5/8″–11UNC, 3/4″–10UNC, 7/8″–9UNC
Length Range	50 mm to 150 mm, depending on bolt size
Recommended Torque	30–240 Lb-Ft, depending on size
Surface Finish	Zinc electroplated or chromed

FAQ
Q1: Who are we?
A: We are a fire fighting equipment manufacturer based in Fujian, China. Since 2004, we have supplied a wide range of fire safety products for domestic and international markets, including fire sprinklers, hydrants, valves, hoses and extinguishers.
Q2: How do we ensure product quality?
A: We follow strict quality control procedures from raw material inspection to production and final shipment. Pre-production samples and final inspections can be arranged according to order requirements.
Q3: What products do we supply?
A: We supply fire sprinklers, fire extinguishers, fire hydrants, fire valves, fire hoses, hose reels, fire cabinets, foam equipment and other fire fighting accessories.
Q4: Why choose Sunroom?
A: Sunroom has over 21 years of experience in fire fighting equipment manufacturing. We offer a wide product range, support customized production, and provide certificates or technical documents according to product and project requirements.

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