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6036 Triple Sheave

Greenlee / A Textron Company

4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070

11

REPRINTED WITH PERMISSION BY THE CROSBY GROUP

Hook Latch Kit

Warnings and Application Instructions

CAUTION

SEE INSTRUCTIONS

HOOK MUST

 SUPPOR

T LOAD

SS-4055

Important Safety Information – 

Read and Follow

Always inspect hook and latch before using.

• 

Never use a latch that is distorted or bent.

• 

Always make sure spring will force the latch against the tip 

• 

of the hook.
Always make sure hook supports the load. The latch must 

• 

never support the load. (See Figures 1 and 2.)
When placing two (2) sling legs in hook, make sure the angle 

• 

between legs is small enough and the legs are not tilted so 

that nothing bears against the bottom of the latch.  

(See Figures 3 and 4.)
Latches are intended to retain loose sling or devices under 

• 

slack conditions.
Latches are not intended to be an anti-fouling device.

• 

Lo

• 

ads may disengage from hook if proper pro cedures are 

not followed.

A falling load may cause serious injury or death.

• 

See OSHA Rule 1926.550(g)(4)(iv)(B). A hook 

 

• 

and this style latch must not be used for lifting personnel.

Hook must always support the load. The load must never 

• 

be supported by the latch.
Read and understand these instructions before using 

• 

hook.

Right

Wrong

Right

Wrong

  Figure 1    Figure 2     Figure 3        Figure 4

IMPORTANT — Instructions for Assembling SS-4055 Latch on Crosby Hooks

Step 1

Step 2

Step 3

Steps 4, 5, and 6

Place hook at approximately 

a 45-degree angle with the 

cam up.

Position coils of spring over 

cam with tines of spring 

pointing toward point of hook 

and loop of spring positioned 

down and lying against the 

hook.

Position latch over tines of 

spring with ears partially over 

hook cam. Swing latch to 

one side of hook, point and 

depress latch and spring until 

latch clears point of hook.

4.  Line up holes in latch with 

hook cam.

5.  Insert bolt through latch, 

spring, and cam.

6.  Tighten self-locking nut on 

one end of bolt.

Summary of Contents for GREENLEE 6036

Page 1: ...CTION MANUAL 6036 Triple Sheave Read and understand all of the instructions and safety information in this manual before operating or servicing this tool 99980517 2009 Greenlee Textron Inc IM 982 REV...

Page 2: ...ovide information for avoiding hazards and unsafe practices related to the use of this tool Observe all of the safety information provided Purpose of this Manual This manual is intended to familiarize...

Page 3: ...servicing this tool Failure to observe this warning could result in severe injury or death Wear eye protection when operating this tool Failure to wear eye protection could result in serious eye injur...

Page 4: ...f manhole Securely anchor the hook on the lower sheave to the bottom of the mahhole Sheave Brace bottom on manhole sheave frame solidly against inside of manhole Adjust top sheave to the lowest positi...

Page 5: ...illustrations is exerted on the hook anchoring and structural support R T T R the resultant force or hook load this force is exerted on the hook anchoring and structural support the angle of change in...

Page 6: ...ucture Hook Load 1 2 of the Pulling Force Hook Load 1 1 2 Times the Pulling Force 150 0 1 2 90 0 1 2 A rope that makes a 150 angle exerts 1 2 of the pulling force on the hook and structure A rope that...

Page 7: ...ed at one attachment point use the Reference Table and Formula 1 R T T Sheave with One Attachment Point Formula 1 R 2 x T x SIN 180 2 R the resultant force or hook load this force is exerted on the ho...

Page 8: ...SIN A TAN B COS B SIN B TAN A R1 resultant force on left hook anchoring and support structure R2 resultant force on right hook anchoring and support structure A angle between the left mounting and th...

Page 9: ...is supporting a load The use of a latch may be mandatory by regulations or safety codes e g OSHA MSHA ANSI ASME B30 Insurance etc Note When using latches see instructions in Understanding The Crosby G...

Page 10: ...g Load Limit Chart Hook Identification Working Load Limit tons Maximum Shank Diameter after Machining in Minimum Thread Size 319 C 319 CN 320 C 320 CN 322 C 319 A 319 AN 320 A 320 AN 322 A 319BN 319 C...

Page 11: ...o be an anti fouling device Lo ads may disengage from hook if proper pro cedures are not followed A falling load may cause serious injury or death See OSHA Rule 1926 550 g 4 iv B A hook and this style...

Page 12: ...9001 Company Greenlee Textron Inc is a subsidiary of Textron Inc www greenlee com Printed in USA Key Part No Description Qty 1 50153625 6 sheave unit includes item 9 3 2 50315706 Frame unit triple she...

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