Surface mount heavy duty 180 degree parallel arm holder with adjustable hold-open position for use on inactive leaf of door pairs where closer is installed on active leaf.
Key Features
- Parallel Arm Design
- Heavy Duty Construction
- Adjustable Hold-Open
- Handed Configuration
- Vestibule Applications
- Single Acting ONLY
Additional Information
Units are handed - specify when ordering. For interior or exterior use with door closers.
Technical Specifications
| Model Numbers | 3500L, 3500R |
| Material | Steel |
| Finishes | S1/ALPC, S2/BSPC, S3/BZPC, S4/BSPC, S5/DBPC, S8/WSPC, Custom Finishes Available |
| Door Configuration | Single acting, inactive leaf of pairs |
| Door Width | 24" to 36" openings |
| Operating Range | 135° to 180° adjustable hold-open |
| Weight | 4 lbs. average per unit |
| Fasteners | Standard fasteners for 1-3/4" to 1-7/8" doors (included) |
Available Options
- N – Stainless steel and non-ferrous material
- LL-Surface – Lead-Lined Cover (Half Surface & Full Surface - Door Leaf Only)
- LS – Less Spring
- SNB – Add Sex Bolt Fasteners to Surface Mount Std Screw Pack (3500 Series Only)
- SEC – Security Fasteners Provided for All Exposed Fasteners - Pivot Set (Specify door & frame material)
- T – Threaded Pivot Screw & Nylon Washer in Lieu of Jamb Bracket
- THICK – Special Door Thickness
Documents & Spec Sheets
Cut Sheets
- 3500 Cut Sheet (PDF)
Templates
Installation & Technical Information
Product Literature
- Cross Reference 2025 (PDF)
Order Forms