Markar HS303 Hinge

This half-surface pin and barrel continuous hinge can be used to repair and replace existing hinges on both fire-labeled and non-labeled openings.

The hinge fits into the gap left after standard butt hinges are removed. It can assist in reversing the handing of a door, or to reverse the swing of a door hung in an evenly-rabbeted frame.


  • 3⁄16" diameter stainless steel barrel type hinge pin Medical bearings. Stainless steel end pins 
  • Heavy-duty 14 gauge, 304 stainless steel, finished in US32D (630). Covers are extruded aluminum with brushed aluminum finish 
  • Fasteners concealed when door is closed. Fastener screw pack includes Custom 12-24 x 11/16 S.S Phillips Flat Head Undercut TEKScrews, 1/4-14 x 3/4 Security TORX TEK Screws, Zinc #8 x 3/4" PFH Tek, Zinc, Cover Clip
  • ANSI/BHMA Standard A156.26 Grade 1

Fire Rating

  • Classified in accordance with UBC standard 7-2 for positive pressure
  • 20 minutes – wood doors
  • 90 minutes – hollow metal and composite core wood fire doors
  • 3 hours – hollow metal doors mounted singly

US32 Bright Stainless Steel (629)
Scratch-Resistant Powder Coated Paint

1 5/8" S.S. sleeve bolts
Tamper-proof security screws

Other Features

  • Custom lengths - specify in inches
  • Custom hole pattern
  • Dutch door hinges - suffix “DDP”
  • Hospital tips - suffix “HT”
  • Raised barrel - suffix “RB”
  • Welded end pins
  • Lead lined cover with 4 lbs. lead lining - suffix “LL”

Electrical Modifications
Current Transfer Prep (frame leaf only) - suffix “CTP”

Related Templates & Tech Memos

Please visit the resource library for related Templates and Tech Memos.

Interested in this product?

Contact us to order