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‘Disc’ Latches, Linkage-Type

In this design the ‘push-plate’ is replaced with a linkage lever, so that the latch can be operated at a distance by connecting rod from a suitable handle. There is also an outside locking lever, which connects to an exterior private lock.
3/21330
3/21330
3/21330
3/21330

Ordering Code

9/02142 Disc latch, RH
9/02143 Disc latch, LH
3/21330 Loop-striker
D21-Diagram 01
D21-Diagram 03
D21-Diagram 04
D21-Diagram 02
Outside latching (up to release)
Outside locking lever (down to lock)
D21-Diagram 05
Inside locking lever (push to lock)
Inside latching lever (pull to release)

Specification

All dimensions shown are rounded to the nearest millimetre. Please request a drawing for the exact product specific and tolerances.

A Max width 66 mm
B Body height 94 mm
C Body depth 21 mm
E ‘Throat’ height 18 mm
H Holes c/s 13 mm ø 7 mm
J Striker width 40 mm
K Plate height 78 mm
L Loop depth 30 mm
M Hole centres 51 mm
O Hole sizes c/s 13 mm ø 7 mm
For other dimensions consult engineering drawing  
Illustration to show operation of actuation levers (right-hand shown)
  • Slam-action against loop-striker. Both ‘hands’ available as illustrated.
  • Striker loop engages with a slotted steel disc with 2-stage action, and is released by (outside) push-plate or (inside) latching lever. The separate locking levers block operation of latch release.
  • Fully plant-on to door edge, fixing through body of latch with cut-outs for operating levers.
  • Moulded body is white, face-plate and striker are bright zinc-plated, other components zinc finish.
  • Body is acetal co-polymer, face-plate and operating components are steel. Striker plate is hot staked, brazed and hardened.
  • Use with WBH ‘flap handle’ designs and inside release units.
  • Use with WBH ‘flap handle’ designs and inside release units.
  • Anti-burst properties
    When rig-tested these latches can achieve values in excess of 8.9KN* transverse load in fully-latched condition. However vehicle builders are responsible for evaluating performance in their own particular application and for ensuring that appropriate legislation is satisfied. SAE & ECE II specifications.

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