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Lockwood 355 Double Cylinder Deadlock Satin Chrome Pearl – 60mm Rim Lock (355-NSP) to Pinterest (opens in a new window)

Lockwood 355 Double Cylinder Deadlock Satin Chrome Pearl – 60mm Rim Lock (355-NSP)

$289.00 Inc. GST

The Lockwood 355 deadlock satin chrome pearl (355-NSP) is Australia’s industry-standard double-cylinder 60mm backset anti-jemmy rim deadlock.

  • Double Cylinder Key Security: Keyed inside and outside to prevent reach-through entry via door glass or sidelights.
  • Interlocking Anti-Jemmy Bolt: Vertical pivoting steel bolt hooks into the frame strike to resist crowbar spreading.
  • Satin Chrome Pearl Trade Pack: High-purity zinc alloy case for 30mm to 45mm hinged timber doors.
  • 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).
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The Lockwood 355 deadlock satin chrome pearl (SKU: 355-NSP) is the trade-standard Australian double-cylinder surface-mounted anti-jemmy rim deadlock. Manufactured by Lockwood (ASSA ABLOY), this lockwood 355-nsp deadlock secures residential and commercial timber entrance doors with glass panels against both jemmying and reach-through break-ins.

Lockwood 355 Deadlock Satin Chrome Pearl Interlocking Bolt and C4 Keying

Featuring a vertical pivoting steel bolt that interlocks directly into a heavy-gauge frame strike, this lockwood 355 double cylinder deadlock conceals all mounting screws when shut and operates via a 5-pin C4 key from both inside and outside.

  • Dual 5-Pin C4 Cylinders: Key operation on both sides prevents intruders from unlocking the door through broken glass.
  • 60mm Standard Backset: Fits 30mm to 45mm timber doors (reversible for left-hand or right-hand doors).
  • Satin Chrome Pearl Finish: Trade Pack (TP) supplied complete with external rim cylinder, strike box, fixing screws, and 2x C4 keys.

Stocked Victorian Warehouse Dispatch and On-Site Installation

Explore our complete 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

What is the difference between the Lockwood 355-NSP and 303-NSP?
The 355-NSP is a double-cylinder deadlock requiring a key on both sides, whereas the 303-NSP has an internal turnknob for keyless exit.

Is the 355-NSP reversible for left-hand and right-hand doors?
Yes. The interlocking bolt assembly is non-handed and suits both left-hand and right-hand hinged timber doors.

Can it be keyed alike to my existing C4 front door lock?
Yes. Both internal and external C4 cylinders can be keyed alike by our Victorian locksmiths before dispatch.

Additional Information & Specifications
Weight 1.05 kg
Dimensions 17 × 12 × 8 cm
Brand

Lockwood

Lock Type

Double Cylinder Anti-Jemmy Rim Deadlock

Model Code

355-NSP

Backset

60mm Standard Rim Backset

Cylinder Profile

Dual 5-Pin C4 Cylinders (Keyed Both Sides)

Finish

Satin Chrome Pearl (SP)

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