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S320

All Crosby 320 Eye Hoist Hooks incorporate the following features:

  • The most complete line of Eye hoist hooks.
  • Available in carbon steel and alloy steel.
  • Designed with a 5:1 Design Factor.
  • Eye hooks are load rated.
  • Proper design, careful forging and precision controlled quenched and tempering give maximum strength without excessive weight and bulk.
  • Every Crosby Eye Hook has a pre-drilled cam which can be equipped with a latch. Even years after purchase of the original hook, latch assemblies can be added (See pages 97 - 99)
  • Chemical analysis and tensile tests performed on each PIC to verify chemistry and mechanical properties.
  • Hoist hooks incorporate two types of strategically placed markings forged into the product which address two (2) QUIC-CHECK   features:
  • Deformation Indicators and Angle Indicators (see following page for detailed definition).

The following additional features have been incorporated in the new Crosby S-320N Eye Hoist Hooks.  (Sizes 3/4 ton Carbon through 22 ton Alloy.)

  • Can be Metric Rated at 5:1 Design Factor.
  • Can be proof tested to 2-1/2 times the working Load Limit.
  • Low profile hook tip.
  • New integrated latch (S-4320) meets the World class standard for lifting.
  • Heavy duty stamped latch interlocks with the hook tip.
  • High cycle, long life spring.
  • When secured with proper cotter pin through the hole in the tip of hook, meets the intent of OSHA Rule 1926.550(g) for personnel hoisting.
    		•
  • Fatigue rated at 1-1/2 times the Working Load Limit at 20,000 cycles.

 
Working
Load Limit
(t)*		 Hook
ID
Code		 Eye Hook
Stock No.		 Weight
Each
(lbs.)		 Replacement
Latch Kits
Carbon Alloy Carbon
S-320C
S.C.		 Carbon
G-320C
Galv.		 Alloy
S-320A
S.C.		 S-4320
Stock No.		 PL Stock No. SS-4055 Stock No.
3/4 1 D 1022200 1022208 1025802 .61 1096325 -- --
1 1-1/2 F 1022211 1022219 1022386 .89 1096374 -- --
1-1/2 2 G 1022222 1022230 1025811 1.44 1096421 -- --
 2 3 H 1022233 1022241 1025820 2.07 1096468 -- --
3 5 I 1022244 1022249 1025839 4.30 1096515 1092000 --
5 7 J 1022255 1022262 1025848 8.30 1096562 1092001 --
7-1/2 11 K 1022264 1022274 1022441 15.00 1096609 1092002 --
10 15 L 1022285 1022452 1022452 21.60 1096657 1092003 --
15 22 N 1022288 1022296 1022465 39.50 1096704 1092004 --
20 30 O 1023289  -- 1023546 60.00  -- 1093716 1090161
25 37 P 1023305  -- 1023564 105.00  -- 1093717 1090189
30 45 S 1023323  -- 1023582 148.00  -- 1093718 1090189
40 60 T 1023341  -- 1023608 228.00  -- 1093719 1090205

Eye Hooks (3/4 TC - 22TA), Proof load is 2.5 times Working Load Limit. Eye Hooks (20 TC - 60TA), Proof Load is 2 times Working Load Limit. All carbon hooks-average straightening loads (ultimate load) is 5 times Working Load Limit. Alloy eye hooks 1 ton through 22 ton-average straightening load (ultimate load) is 5 times Working Load Limit. Alloy eye hooks 30 tons through 60 tons-average straightening load (ultimate load) is 4.5 times Working Load Limit.
New 320N style hook.

A-1355
a1355
  • Forged Alloy Steel - Quenched and Tempered. 
  • Individually Proof Tested with certification.
  • Rated for Grade 100 chain in choker applications.
  • Each hook has a Product Identification Code (PIC) for material traceability, along with the size and the name Crosby & U.S.A. in raised letters. 
  • 25% stronger than Grade 80. 
  • Fatigue rated at 1-1/2 times the Working Load Limit at 20,000 cycles. 
  • "Look for the Platinum Color - Crosby Grade 100 Alloy Products."

draw1

 A-1355 Chain Choker Hook

Grade 100
Alloy Chain Size
Working
Load Limit
(lbs.)
A-1355
Stock
No.
Weight
Each
(lbs.)
Dimensions
(in.)
(in.)
(mm)

B

D

E
H
P
S

1/4 - 5/16

7-8

5700

1015204

.77

2.05

1.18

4.83

.79

.69

.65

3/8

10

8800

1015213

1.65

2.66

1.57

6.07

.93

.93

.69

1/2

13

15000

1015222

3.14

3.35

2.03

7.61

1.18

1.26

.94

5/8

16

22600

1015231

6.97

4.21

2.52

9.68

1.54

1.12

1.18

 

A350N
  • New style incorporates throat opening equal to or larger than old style hooks.
  • Each product has a Product Identification Code (PIC) for material traceability along with a Working Load Limit, and the name Crosby or "CG" forged into it.
  • All hooks incorporate Crosby's patented QUICK-CHECK marks to help in determining if throat opening dimension has changed.
  • Each hook can be equipped with a Crosby S-4320 heavy duty stamped latch with the high cycle, long life spring.
  • Forged Alloy Steel -- Quenched and Tempered.
  • Design Factor of 5 to 1

 

drawing

 
   
A-350N Sliding Choker Hook

 

Single Part Rope Size  (in.)

Eight Part Rope Size (in.)

A-350N Stock   No.  

 Working Load Limit (llbs.) Weight Each (lbs) Dimension (in.) Hook Frame Code Replace-ment Latch Kit Stock No.

A

B

C

D

E

F

G

H

L

P

G

3/8

--

1011707

2500

1.0

2.06

1.13

.63

2.41

.63

.38

.84

.91

4.28

2.59

.63

D

1096325

1/2

1/8

1011716

3800

1.4

2.25

1.31

.75

2.97

.78

.50

.97

1.06

4.97

3.09

.75

D

1096325

5/8

3/16

1011725

5800

3.0

3.06

1.63

.75

3.56

.94

.56

1.13

1.31

6.38

3.88

1.00

G

1096421

5/8

3/16

1011734

5800

2.7

3.06

1.63

1.00

3.56

.94

.56

1.13

1.31

6.38

4.00

1.13

G

1096421

3/4

1/4

1011743

8200

4.4

3.38

2.13

1.00

4.25

1.16

.63

1.44

1.63

7.66

4.58

1.13

H

1096468

3/4

1/4

1011752

8200

3.8

3.38

2.13

1.44

4.25

1.16

.63

1.44

1.63

7.66

4.78

1.13

H

1096468

 7/8-1

--

1028177

15000

9.70

4.41

2.12

1.25

6.06

1.41

.88

2.00

2.33

9.55

5.72

1.50

I

1096515
* Ultimate Load is 5 times the Working Load Limit.
Determine EYE diameter "C" before ordering.
7/8-1" is Cast Steel & furnished with latch attached.


S-377
  • Forged Carbon Steel - Quenched and Tempered.
  • Meets the performance requirements of Federal Specification RR-C-271D, Type V, Class 6, except for those provisions required of the contractor.
Barrel Hooks
S-377 Barrel Hooks
Working
Load
Limit
Per Pair
(Tons)*
S-377
Stock No.
Per Pair
Weight
Each
Per Pair
(lbs.)
Dimensions (in.)
I.D.
of Eye
O.D.
of Eye
Overall
Length
Width
of Lip
1
1028248
3.56
1.56
2.81
5.00
2.88
* Ultimate Load is 4 times the Working Load Limit.

A-378
  • Forged Alloy Steel - Quenched and Tempered
  • Deep straight throat permits efficient handling of flat plates or large cylindrical shapes.
A-378 Sorting Hook
Working
Load
Limit
at tip
of Hook
(Tons)*
Working
Load
Limit
at bottom
of Hook
(Tons)*
A-378
Stock No.
 Style Weight
Each
(lbs.)
Dimensions (in.)
I.D.
of Eye
Overall
Length
Opering
at top
of Hook
Radius
at bottom
of Hook
2
7-1/2
1028024
No Handle
6.42
1.38
9.69
2.81
.625
2
7-1/2
1028033
With Handle
6.42
1.38
9.69
2.81
.625

*Ultimate Load is 4 times the Working Load Limit.