Norton Series 4900 Door Closers - Page 3

FEATURES AND APPLICATIONS

Features

• Double acting.
• Single acting - frame stop required.
• Concealed mounting.
• Cast iron body.
• Steel piston and pinion.
• Ball bearing pivots - 3/16" vertical adjustment.
• Single valve control of closing speed.
• Center hung or offset hung.
• Non-hold open - Positive stop at 90° or 105°.
• Automatic hold-open - Positive stop and hold-open at 90° or 105°

Applications

• For aluminum, hollow metal and wood doors and frames.
• Fits in 1-3/4" x 4" frame.
• For medium traffic doors up to 2001bs.
• Exterior doors up to 3'-6" x 8'-0" x 1-3/4" (min.).
• Interior doors up to 3'-8"x 8'-0" x 1-3/4" (min.).
• Steel spindles - 1/2" high standard. extensions available from 1/2" to 2" as an option.
• Bottom pivot standard. Intermediate pivot available as an option.
• End load. side load and offset arms available to suit conditions.
• Mounting channel of corrosion resistant steel furnished standard for hollow metal or wood frames.
• Cover Plate - standard forwood and hollow metal applications. Available in either painted or plated finishes.
• Cover plate not furnished on aluminum applications. Can be special ordered 4900CP x finish.