INOX MS500 Series Small Mortise Locksets for Swing Doors
INOX MS500 Series Small Mortise Locksets for Swing Doors is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
$15 flat rate FedEx Ground direct from the manufacturer in California.
Returns
Returns
Returns available within 30 days of receipt.
INOX by Unison
INOX is a line of high-quality door hardware manufactured with steel by Unison. Most hardware and finishes are available for quick shipping from California.
Description
Description
The INOX MS500 Small Mortise Lock is a premium-grade locking solution designed for doors requiring compact yet robust security. Crafted with precision-engineered stainless steel components, this lock delivers smooth operation and exceptional durability. Its non-handed design ensures easy installation on both left- and right-handed doors, making it a versatile choice for residential, commercial, or institutional use. Featuring a 2-3/4" backset and 1" bolt projection, the MS500 provides reliable performance with a refined, modern appearance. Compatible with a range of cylinder and keying options, it offers flexibility for different access requirements. Available in a variety of finishes including stainless steel, bronze, and CeraMax coatings, the INOX Small Mortise Lock combines strength, style, and superior functionality for long-lasting door security.
Review the manufacturer's page for more information.
Downloads
Specification
Standard Door Thickness: 1-3/4" (44.5mm)
Thick Door Kits available
Backset: 2-3/4" (70mm)
Bolt: 1" (25.4mm)
Thumbturn Spindle: 5x5mm square
Handing: Non-Handing
Cylinder: Schlage C keyway 6 pin mortise with 2 keys
Optional keyways, keying services, and IC cores available
Compliance
- ANSI/BHMA A156.13 Grade 1 Mortise Locks
- UL Listed for 3 hour fire doors
- CAN/ULC S104 up to 3 hours
- UBC Standard 7-2 (1997) NFPA 252
- NFPA 80 National Fire Protection - Fire Door Assembly
- NFPA101 National Fire Protection - Life Safety
- ANSI/BHMA A156.18 Finishes
- ANSI A117.1 ADA Accessibility
Function Options
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Cylinder with Thumbturn MS560 (ANSI: E06071)
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Double Cylinder Lock MS562 (ANSI:E06061)
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Classroom Lock MS563 (ANSI:E06091)
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Single Cylinder Lock MS564 (ANSI:E06081)
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Doorbolt with Thumbturn Release and Indicator MS546
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Doorbolt with Thumbturn Release MS547
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Stocked Finishes
Stocked finishes are standard and available for quick shipping, generally within 3 to 5 business days. Other finishes are limited to particular levers and noted below.
![]() 32D Satin Stainless Steel |
![]() 10B Oil Rubbed Bronze |
![]() 19G Graphite Black |




