050-0300 / 050-0310 Single Rotor Latch

This compact single rotor latch is designed for light to medium applications for on or off highway compartment doors and access panels. It features a single or two position compact rotary and is available in a variety of trip levers and mounting axles for ease of mounting and applications

Designed For

  • Most storage, compartment and access doors
  • Windows
  • Any application where finger or remote release is desired

Material

  • Strike, rotor and rotor catch: Heat treated, smooth edge stamped steel
  • Case halves: Zinc plated, mild steel components

Available

  • Latch is non-handed, but trip lever handing is available
  • Single Position and Two Position Rotors
  • With (2) 1/4-20 UNC, M6 x 1.0 threaded axles or .265" (6.7mm) diameter "thru" axles

Installation

  • (2) 1/4-20 UNC grade 5-type or M6 x 1.0 class 8.8 or better fasteners are required (not included)
  • Tighten to fastener manufacturers' recommended torque value, however, do not exceed 120 in-lbs. (13.3 N-m)

Internal Lubrication

  • Oven-cured dry lubricant is applied to catch and rotor

Latch & Striker Installation

  • Install striker bolt in door frame.
  • Close door carefully and check for interference between head of striker bolt and latch components.
  • Add or remove shims under striker bolt washer as required (outside diameter of shim should be larger than outside diameter of striker bolt washer).
  • Adjust striker bolt vertically so door is not guided upward or downward while being closed
  • CHECK TO DETERMINE THAT BOTH SECONDARY AND PRIMARY LATCHING POSITIONS ARE USABLE.
  • Door should be latched but not "closed" in secondary position and latched to anticipated "closed" position with respect to adjacent surfaces in primary position.
  • If both primary and secondary positions are not evident, readjust striker bolt.
  • After installation, check door alignment and door seal pressures

Caution: Latch does not meet FMVSS 206 (ECE R11) load requirements.

Individual part dimensions are for reference only. Refer to individual part drawings for complete dimensions, specifications, and installation procedures. Engineering assistance and application drawings are available. 

Typical Uses

Typical application use illustrations are organized by Industry/System and are intended to give the user some ideas for specifying a complete system using TriMark products.

Not all Industry/System applications have typical use illustrations. If a typical use illustration is not available for your specific application, please submit a technical product information request and a technical representative can assist you in selecting a product(s) solution for your specific application.

050-0300 / 050-0310 Single Rotor Latch

  • Agricultural Tractor / Combine

    Access Panels

    Engine Compartments / Hoods

    Exterior Storage Compartments


  • Construction - Heavy Earthmoving

    Access Panels

    Exterior Storage Compartments

    Interior Compartments


  • Construction - Lifting and Material Handling

    Access Panels

    Engine Compartments / Hoods

    Exterior Storage Compartments


  • Construction - Light Earthmoving

    Access Panels

    Engine Compartments / Hoods

    Exterior Storage Compartments

    Interior Compartments


  • Industrial Enclosure/Cabinet

    Access Panels/Cabinet Doors

    Exterior Storage Compartments


  • Motor Homes

    Engine Compartments / Hoods

    Interior Compartments


  • Travel Trailer / 5th Wheel

    Interior Compartments


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CompareCatalog NumberTriMark NumberHandingMountingActuationRotor PositionsLever SpringStatus CodeSample RequestCAD Drawing
0500300-1-04-81377-2112225-16 Right Hand 0.265 (6.7mm) Diameter Through Straight Finger Release, Right Hand, 2.36 x .59 (59.9mm x 15.0mm) Form, No Holes Two Rotor Positions Normal Duty Lever SpringA/A
0500300-2-04-14706-2114382-01 Left Hand 0.265 (6.7mm) Diameter Through Straight, Non-handed/None, 2.26 x .20 Dia Hole (57.4mm x 5.1mm), Spring Hole Two Rotor Positions Normal Duty Lever SpringA/A
0500300-2-04-19641-2119668-01 Left Hand 0.265 (6.7mm) Diameter Through L-Shaped, Non-Handed, 4.20 x 1.36 (106.7mm x 34.5mm) Two Rotor Positions Normal Duty Lever SpringA/A
0500300-2-04-81034-2011419-16 Left Hand 0.265 (6.7mm) Diameter Through Finger Release, Left Hand, 2.50 x .56 (63.5mm x 14.2mm) Form, No Holes Two Rotor Positions No Lever SpringA/A
0500300-2-04-81378-2112226-16 Left Hand 0.265 (6.7mm) Diameter Through Straight Finger Release, Left Hand, 2.36 x .59 (59.9mm x 15.0mm) Form, No Holes Two Rotor Positions Normal Duty Lever SpringA/A
0500310-1-01-81275-1119014-01 Right Hand 1/4-20 UNC Straight, Non-Handed, 2.26 x .19 Dia Hole (57.4mm x 4.8mm) Single Rotor Position Normal Duty Lever SpringA/A
0500310-1-01-81377-1125041-01 Right Hand 1/4-20 UNC Straight Finger Release, Right Hand, 2.36 x .59 (59.9mm x 15.0mm) Form, No Holes Single Rotor Position Normal Duty Lever SpringA/A
0500310-2-01-81275-1119013-01 Left Hand 1/4-20 UNC Straight, Non-Handed, 2.26 x .19 Dia Hole (57.4mm x 4.8mm) Single Rotor Position Normal Duty Lever SpringA/A
0500310-2-01-81378-1125042-01 Left Hand 1/4-20 UNC Straight Finger Release, Left Hand, 2.36 x .59 (59.9mm x 15.0mm) Form, No Holes Single Rotor Position Normal Duty Lever SpringA/A
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