0778 STAINLESS STEEL SAFEGURARD® RADIAL TONGUE LATCH, 0779 ROLLER STRIKE, AND 481SC INSIDE RELEASE KIT

0778 Latch, 0779 Strike, 481SC IR Kit

Latch

  • Superior strength and corrosion resistance come standard with this positive-holding radial tongue latch
  • Constructed from rugged Type 316 stainless steel, this latch includes standard padlock protection, with an optional cylinder lock available
  • Meets 2009 Federal Energy door seal mandate when used with Kason door closer

Strike

  • Safety strike reduces latch and strike damage caused by slamming the door when the latch is cylinder locked or padlocked

Inside Release

  • Durable steel push handle
  • Glow-in-the-dark knob
Specifications

MATERIALS (Latch)

Locking Cam: HRP&O (ASTM A1011), Hardened, Finish-Commercial Zinc Plate

Spring Rod, Springs, Tongue Link, Lever, Bottom Plate, Screw, Pins, Strike Roller: Type 316 Stainless Steel, Finish–Passivated

Handle, Lock Body, Tongue, Strike Housing, Strike Insert: Type 316 Stainless Steel, Finish–Satin

Washer Gasket: Neoprene (ASTM D2000), Adhesive Backed

Lock Cylinder Assembly: ZA-3, Brass, Finish–Raw with 300 Series Stainless Steel scalp

Standard Roller, Cover Block: Nylon 6/6

Lubricant: Molytex EP2

MATERIALS (Strike)

Strike Housing, Strike Insert: Type 316 (ASTM-A240) Stainless Steel, Finish–Satin Chrome

Roller Retainer: Type 316 (ASTM-A240) Stainless Steel, Finish–Direct Chrome

Roller Pin, Pivot Pin, Adjustment Screw: 300 Series (ASTM-A276) Stainless Steel, Finish–Passivated

Torsion Spring: Type 316 (ASTM-A313) Stainless Steel, Finish–Passivated

Tooth Washer: 300 Series (ASTM-A240) Stainless Steel, Finish–Passivated

Roller: Type 316 (ASTM-A240) Stainless Steel, Finish–Passivated

Hole Plug: Nylon, (ASTM-D4006), Color–Natural

MATERIALS (Inside Release)

Flange: Stainless Steel

Glow-in-the-Dark Knob: Polypropylene

Push Rod: Stainless Steel

DESIGN CRITERIA

Functional test 250,000 open/close cycles minimum

Temperature range -20°F to 120°F (-29°C to 48.9°C)

Fasten using 1/4” (6.4 mm) flat or oval head screws

Padlock using 5/16” diameter shank master #1 standard lock or equivalent

RESOURCES
Catalog Spec Sheet
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