# Dixon® R74BU R Series 5-Style Lightweight Rigid Coupling with Buna-N Seal Gasket, 4 in Nominal, Grooved End Style, Ductile Iron

**Brand:** [DIXON](https://maxsupplyco.com/brands/DIXON)
**SKU:** R74BU-10639
**MPN:** R74BU
**Price:** $24.82 · in stock
**URL:** https://maxsupplyco.com/product/dixon-r74bu

## Features

- Ductile iron body with rust inhibiting paint
- Light weight and low pressure, small gripping teeth hold the housing into the groove allowing a straight run of pipe and preventing any flex at the joint
- 4-1/2 in OD pipe
- 12720 lbs maximum end load
- 1/2 in bolt size
- 2 bolts
- 2-3/4 in L bolt
- Fire protection, plumbing, low pressure air and drainage

## Specifications

| Spec | Value |
|---|---|
| Type | 5-Style Lightweight |
| Brands | DIXON |
| Material | Ductile Iron |
| Thickness | 2 in |
| Length (in) | 7.703 |
| Manufacturer | Dixon Valve & Coupling |
| Nominal Size | 4 in |
| Package Quantity | 1/Each |
| Temperature Rating | 70°F |
| Fitting/Connector Type | Coupling |
| Manufacturer Part Number | R74BU |

## Description

Dixon® Rigid Coupling, 5-Style Lightweight, Series: R Series, Coupling, 4 in Nominal, Grooved, 2 in Thickness, 7-45/64 in Length, 175 psi, Ductile Iron, 70°F

Features

- Ductile iron body with rust inhibiting paint

- Light weight and low pressure, small gripping teeth hold the housing into the groove allowing a straight run of pipe and preventing any flex at the joint

- 4-1/2 in OD pipe

- 12720 lbs maximum end load

- 1/2 in bolt size

- 2 bolts

- 2-3/4 in L bolt

- Fire protection, plumbing, low pressure air and drainage