ABUS Rock Series 83/55 Rekeyable Padlock - 55 mm Hardened Steel Body
The ABUS 8355NKD is a high security rekeyable padlock from the ABUS Rock Series, featuring a 55 mm hardened steel body and a hardened alloy steel shackle. Supplied keyed to differ, it incorporates a removable cylinder assembly to support professional rekeying and system integration.
Key Features
- Chrome plated hardened steel lock body.
- Hardened alloy steel shackle with Nano-Protect coating.
- Double ball locking mechanism.
- Removable cylinder for servicing and rekeying.
- Convertible from snap shut to key retained operation.
- Compatible with restricted keying systems.
- Supplied boxed.
Security & Compliance (Australia)
- SCEC approved for Security Level 3 (SL3) when fitted with approved keying.
- Use of lower rated keying will reduce the overall security classification.
Specifications
- Item Code: 8355NKD
- Brand: ABUS
- Keying: Keyed to differ
- Body Material: Hardened steel
- Shackle Material: Hardened alloy steel (Nano-Protect)
- Locking Mechanism: Double ball locking
- Rekeyable: Yes
- Key Profile: LW5
Dimensions

ABUS 83/55 Platform - Item Code Family
Frequently Asked Questions
Does this meet SCEC SL3 automatically?
Only when fitted with an approved SCEC keying system.
Can this padlock be rekeyed?
Yes. It is designed for professional rekeying.
Which version is preferred for high-risk sites?
The closed shackle 83CS55 variant is commonly specified.
Additional Information
- ABUS 83 series padlocks are designed to be serviced rather than replaced.
- Closed shackle variants reduce exposure to cutting attacks.
- Always confirm key system approval before deployment on SCEC sites.
ABUS Warranty
ABUS products sold by Terry’s Tradies Pty Ltd and its associated websites and subsidiaries are backed by a manufacturer’s warranty covering defects in materials and workmanship, and your rights under the Australian Consumer Law (ACL). Warranty periods vary by product line — refer to your product packaging or contact us at the time of purchase for the period that applies to your specific model.
Warranty Summary
How to Make a Warranty Claim
- Contact Terry’s Tradies Pty Ltd at your original place of purchase first — all warranty claims must be directed to the retailer where the product was purchased.
Phone: 07 5601 1867
Visit: U9/2 Prosper Crescent, Burleigh Heads QLD 4220 - Have your proof of purchase ready (receipt or order confirmation).
- If the fault is not immediately visible in person, provide clear photos showing the defect so the item can be assessed before a Return Merchandise Authorisation (RMA) is approved.
- Do not return the item before receiving RMA approval — items returned without approval may be sent back to you at your cost.
- Once approved, you will receive return instructions. If the item is confirmed faulty, a prepaid return freight label will be provided to cover return shipping costs.
What the Warranty Does Not Cover
- Normal wear and tear
- Damage caused by misuse, abuse, or improper installation
- Damage caused by neglect or failure to follow product instructions
- Products not purchased from an authorised retailer
Warranty claims must be lodged with the retailer where the product was originally purchased. ABUS products purchased from another retailer or website cannot be returned to Terry’s Tradies Pty Ltd and its associated websites and subsidiaries for warranty assessment.