51 SERIES
Heavy-duty closer designed for use on narrow frames and top rails. Great for retrofit.
51
Sizes 3 - 6

51BF
Barrier-Free
Sizes 1 - 4

 

• Installs 3 Ways:
    Regular arm (shown)
    Parallel arm
    Top Jamb

 Same as Norton 1601
Same closer / same hole pattern
• Aluminum body
• Non-handed
• Adjustable backcheck
51 Series Replacement Arms and Options:
To order replacement
regular arm only:
7701-1
Hold-Open Arm:
51H Hold Open Closer
To order Hold-Open arm only:
7701-3
Closer arm has adjustable hold-open 90° to 180°
Installation Bracket:
2018S
Use with overhead stop and holders
Provides up to 1-1/2" clearance
4400 SERIES

Heavy-duty closer recommended for institutional and other high traffic applications

4400
 Adjustable sizes 2 - 6

4400BF
Barrier Free
Adjustable sizes 1 - 4

Same as Norton 7500
Same closer / same hole pattern
• Non-handed
• Aluminum body
• Installs 3 Ways:
    Regular arm
    Parallel arm
    Top Jamb
• Adjustable backcheck:
• Cushions the door opening cycle, minimizing damage to hinges, frame and wall
• Selective backcheck:
    Allows you to choose at which point in the opening cycle backcheck begins
• Meets ADA requirements
4400 Series Options:
Hold-Open Arm:
Closer arm has adjustable hold-open 90° to 180°
4400H Hold Open Closer