# 5630C Dunbier Rated 10mm D Shackle Pair, Clamshell Pack | Marine Trailer Part

🔧 Product Description

  

Dunbier Rated Galvanised D-Shackle 10mm Pair - Clamshell Pack - Part Number: 5630C

  

A galvanised 10mm D-shackle for connecting compatible trailer safety chains to the tow vehicle or trailer attachment point.

  

⚙️ Key Features

  

• Nominal body diameter: 10mm

• Type: rated

• Galvanised finish

• Removable threaded pin

• Trailer safety-chain and general connection use

• Pack form: pair

  

📏 Specifications

  

• Size: 10mm

• Internal dimensions: refer to the supplied component

• Rating: use only to permanent stamped/marked capacity

• Quantity: pair

  

🔄 Cross Reference & Related Parts

  

• Dunbier: 5630C

• Rated family: Dunbier 5630, 5630C, 5633 and 5672

• Dimensioned 10mm family: 5632B and 5632C

• Comparable shackles must be marked for the required trailer ATM

  

🚤 Trailer Compatibility & Application

  

• Suitable for a trailer safety chain only when the shackle's marked capacity and applicable regulations permit it

• Pin and bow must fit the chain and vehicle attachment without side loading

• Do not assume an unmarked shackle is rated

  

🔌 Function

  

Forms a removable load-bearing connection between a safety chain and an approved attachment point.

  

Common signs of wear or failure:

  

• Pin thread is damaged

• Bow is bent or stretched

• Deep corrosion or wear reduces diameter

• Rating marking is unreadable

• Pin repeatedly loosens

  

🛠️ Installation & Safety

  

• Select by marked capacity, not diameter alone

• Tighten the pin fully and secure as required

• Avoid side loading

• Do not weld, heat or modify the shackle

• Replace after severe shock loading or visible deformation

  

📦 Condition

  

• Genuine Dunbier Marine Products part

• Brand new

• Supplied as one pair 10mm D-shackle

• Supplied in original or equivalent packaging

## Details

- **Price:** 13.0 AUD
- **Vendor:** Dunbier
- **Tags:** Dunbier Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 13.00 AUD | In stock |

## Images

- 5630C Dunbier Rated 10mm D Shackle Pair, Clamshell Pack | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/5630c-dunbier-d-shackle-10mm-rated-pair-clamshell)
> Updated: 2026-08-05