P.O. Box 2101
Oak Park, Vic 3046
(03) 9306 6760
0421 149 760
Lockwood 355 Double Cylinder Deadlock Brown – 60mm Anti-Jemmy Lock (355-NBRNDP)
$375.00 Inc. GST
The Lockwood 355 deadlock brown (355-NBRNDP) is a double-cylinder surface-mounted anti-jemmy rim deadlock in architectural brown with a 60mm backset.
- Double Cylinder Key Security: Keyed inside and outside to prevent reach-through unlocking through glass panels.
- Interlocking Anti-Jemmy Bolt: Vertical pivoting steel bolt interlocks with the frame strike to resist crowbar attacks.
- Architectural Brown Finish: Blends cleanly with stained timber doors and bronze/brown hardware.
- Stocked Victorian Warehouse Dispatch: In stock in Victoria for 24-48hr dispatch with free Australia-wide shipping over $149.95 AUD.
🔑 Ordering Multiple Locks? Get Them Keyed Alike:
Have our in-house Victorian locksmiths pin your compatible C4 / LW5 locks to open on one single key (2 matching keys per group). $14.95/lock (1–4) • $12.95/lock (5–9) • $11.45/lock (10–19) • $9.95/lock (20+ bulk).
Add Key Alike Service (SKU: KA) →
Have our in-house Victorian locksmiths pin your compatible C4 / LW5 locks to open on one single key (2 matching keys per group). $14.95/lock (1–4) • $12.95/lock (5–9) • $11.45/lock (10–19) • $9.95/lock (20+ bulk).
Add Key Alike Service (SKU: KA) →
The Lockwood 355 deadlock brown (SKU: 355-NBRNDP) is a heavy-duty double-cylinder surface-mounted anti-jemmy rim deadlock finished in architectural brown. Manufactured by Lockwood (ASSA ABLOY), this lockwood 355-nbrndp deadlock protects stained timber entrance doors and heritage frames against jemmying and reach-through attacks.
Lockwood 355 Deadlock Brown Anti-Jemmy Bolt and C4 Keying
Designed with a high-purity zinc alloy case that conceals all mounting screws when closed, this brown 355 rim deadlock interlocks its vertical steel bolt into the frame keeper and operates via a C4 key on both sides.
- Dual 5-Pin C4 Cylinders: Requires key operation from both inside and outside for glazed door security.
- 60mm Standard Backset: Fits 30mm to 45mm timber doors in a Display Pack (DP) with 2x C4 keys included.
- Durable Brown Finish: Matches dark timber joinery and antique bronze door furniture.
Stocked Victorian Warehouse Dispatch and On-Site Installation
Browse our full range of residential deadlocks or book licensed mobile installation across Metropolitan Melbourne and Regional Victoria via All Secure Locksmiths.
- 24-48hr Victorian Dispatch: Shipped within 24 to 48 hours from our stocked Victorian warehouse with free Australia-wide delivery over $149.95 AUD ($9.95 AUD flat rate under $149.95 AUD) and 30-day returns (Postal Returns: P.O. Box 2101, Oak Park, VIC 3046).
Frequently Asked Questions
Will the 355-NBRNDP replace an existing brown Lockwood 355 deadlock?
Yes. It is the genuine Lockwood 355-NBRNDP 60mm backset brown replacement deadlock.
Does it include both the internal and external C4 cylinders?
Yes. The display pack includes the brown lock body, matching external 201 rim cylinder, strike, screws, and 2x C4 keys.
Can it be keyed alike to my house keys?
Yes. Our Victorian locksmiths can rekey both C4 cylinders to match your existing C4 key before dispatch.
Additional Information & Specifications
| Weight | 1.1 kg |
|---|---|
| Dimensions | 18 × 13 × 9 cm |
| Brand | Lockwood |
| Lock Type | Double Cylinder Anti-Jemmy Rim Deadlock |
| Model Code | 355-NBRNDP |
| Backset | 60mm Standard Rim Backset |
| Cylinder Profile | Dual 5-Pin C4 Cylinders (Keyed Both Sides) |
| Finish | Brown (BRN) |
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