Crosby Group LogoS-4320 Latch Kit

S-4320 Latch Kit

S-4320 Replacement Latch Kit for 319N, 320N, 322N, 339N and NEW 1327 and 1339 Hooks.
  • Heavy duty stamped latch interlocks with the hook tip.
  • High cycle, long life spring.
  • Can be made into a “Positive Locking” Hook when proper cotter pin is utilized.
  • Latch kits shipped unassembled and individually packaged with instructions.

IMPORTANT: The new S-4320 Latch Kit will not fit the old style 319, 320 and 322 hooks.

S-4320 Latch Kit Specifications

* SS-4320 is Stainless Steel construction with cad plated steel nuts.

Rigging Hardware Product Warnings


PL Latch Kits

PL Latch Kits
Latch Ordering Instructions:
  1. Specify PL, PL-N or PL-O latch kit stock number from charts below.
  2. Specify capacity of hook to which latch will be assembled.
  3. Specify hook material (carbon or alloy).
  • Hot dip galvanized.
  • Heavy-duty latch with easy operating features.
  • Flapper lever indicates locked or unlocked position.
  • Assembly instructions included with each latch.
  • Meets the intent of OSHA Rule 1926.1431(g) and 1926.1501(g) (when secured with the bolt, nut and pin) for lifting personnel.

IMPORTANT: The PL latch will not work on 319N, 320N or 322N hooks. The PL-N/O Latches, in the sizes available, will work on both the old and new style hooks.

PL Latch Kits

† New 319N style hook.

Rigging Hardware Product Warnings


PL-N/O Latch Kits

PL-N/O Latch Kit Specifications
Latch Ordering Instructions:
  1. Specify PL, PL-N or PL-O latch kit stock number from chart below.
  2. Specify capacity of hook to which latch will be assembled.
  3. Specify hook material (carbon or alloy).
  • Heavy-duty latch with easy operating features.
  • PL-N designed for Crosby 319N & 320N style hooks, PL-O designed for Crosby 319 & 320 old style hooks.
  • Flapper lever indicates locked or unlocked position.
  • Assembly instructions included with each latch.
  • Meets the intent of OSHA Rule 1926.1431(g) and 1926.1501(g) (when secured with the supplied toggle pin) for lifting personnel.

IMPORTANT: The PL latch will not work on 319N, 320N or 322N hooks. The PL-N/O Latches, in the sizes available, will work on both the old and new style hooks.

PL-N/O Latch Kit Specifications

* “N” style hooks are rated at 5 tons.

Rigging Hardware Product Warnings


S-4055 Latch Kits

S-4055 Latch Kits
Latch Ordering Instructions:
  1. Specify latch kit stock number.
  2. Specify capacity of hook to which latch will be assembled.
  3. Specify hook material (carbon or alloy).
  • Stainless steel construction with cadmium plated steel nuts.
  • Shipped packaged and unassembled.
  • Instructions included for easy field assembly.

S-4055 Latch Kits

Rigging Hardware Product Warnings


S-4088 Alloy Hook Latch Kits

S-4088 Alloy Hook Latch Kits
Latch Ordering Instructions:
  1. Specify latch kit stock number.
  2. Specify capacity of hook to which latch will be assembled.
  3. Specify hook material (carbon or alloy).
  • To be used on A-327 and A-339 Grade 8 Sling Hooks.
  • Latch Kits shipped unassembled and individually packaged with instructions.

S-4088 Alloy Hook Latch Kit Specifications

Rigging Hardware Product Warnings


Universal Latch Kits

Universal Latch Kits

Universal Latch Kits

Rigging Hardware Product Warnings

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