CROSBY EYE HOOKS S-320
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All Crosby 320
Eye Hoist Hooks incorporate the following features:
Designed with a 5:1
Design Factor.
Chemical analysis and
tensile tests performed on each PIC to verify chemistry and
mechanical
properties.
The most complete line
of Eye hoist hooks.
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)
Eye hooks are load rated.
Available in carbon
steel and alloy steel.
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 newCrosby S-320N
Eye Hoist Hooks.
(Sizes 3/4 ton
Carbon through 22 ton Alloy.)
Fatigue rated at 1-1/2
times the Working Load Limit at 20,000 cycles.
Can be proof tested
to 2-1/2 times the working Load Limit.
Can be Metric Rated
at 5:1 Design Factor.
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
Carbon eye hooks .75tC-40tC:
proofload is 2 times working load limit.
Designed with a 5 to 1
safety factor.
Alloy eye hooks 1.25tA-31.5tA
: proofload is 2.5 times working load limit.
Designed with a 4 to 1
safety factor.
Alloy eye hooks 37tA -
60tA: proofload is 2 times working load limit.
Designed with a 4 to 1
safety factor.
Working Load Limit*
t |
Dimensions
(mm) |
STAL WĘGLOWA |
SPEC. STOP STAL. |
A |
B |
C |
D |
F |
G |
H |
J |
K |
M |
O |
P |
Q |
T |
Deformation
Indicator AA |
.75 † |
1.25 † |
112 |
37.3 |
84.8 |
71.9 |
31,8 |
18,5 |
20,6 |
22,9 |
16.0 |
16.0 |
22.6 |
50.8 |
19.1 |
22.1 |
38.0 |
1.0 † |
1.6 † |
129 |
44.5 |
96.8 |
79.0 |
35,1 |
21,3 |
23,9 |
23,6 |
18.0 |
18.0 |
23.1 |
56.9 |
23.1 |
24.9 |
51.0 |
1.6 † |
2.5 † |
143 |
54.1 |
105 |
89.7 |
38,1 |
25,4 |
29,5 |
25,4 |
22.4 |
22.4 |
25.4 |
63.5 |
28.7 |
26.2 |
51.0 |
2.0 † |
3.2 † |
162 |
61.2 |
119 |
101 |
41,4 |
28,7 |
33,5 |
28,7 |
23.9 |
23.9 |
27.7 |
71.6 |
31.8 |
29.5 |
51.0 |
3.2 † |
5.4 † |
201 |
74.7 |
147 |
122 |
50,8 |
36,6 |
41.4 |
37,3 |
33.3 |
33.3 |
34.5 |
89.2 |
39.6 |
38.9 |
63.5 |
5.0 † |
8.0 † |
256 |
96.8 |
187 |
159 |
63,5 |
46,0 |
52,3 |
44,5 |
42.2 |
42.2 |
40.9 |
114 |
50.8 |
49.8 |
76.0 |
7.5 † |
11.5 † |
316 |
118 |
230 |
189 |
76,2 |
57,2 |
66,8 |
58,2 |
47.8 |
41.4 |
52.8 |
137 |
62.0 |
62.7 |
102 |
10 † |
16 † |
354 |
137 |
256 |
211 |
82,6 |
65,8 |
74.7 |
63,5 |
55.6 |
49.3 |
57.7 |
152 |
72.1 |
66.5 |
102 |
15 † |
22 † |
434 |
168 |
318 |
262 |
108 |
76,2 |
88,9 |
83,8 |
68.3 |
60.5 |
76.7 |
176 |
88.9 |
71.9 |
127 |
20 †† |
30 †† |
495 |
178 |
357 |
346 |
127 |
91,9 |
117 |
102 |
76.2 |
- |
82.6 |
223 |
88.9 |
87.4 |
165 |
25 †† |
37 †† |
630 |
216 |
462 |
357 |
137 |
116 |
127 |
108 |
91.9 |
- |
76.2 |
289 |
114 |
98.6 |
178 |
30 †† |
45 †† |
697 |
236 |
511 |
392 |
152 |
129 |
140 |
121 |
94.5 |
- |
85.9 |
321 |
125 |
121 |
203 |
40 †† |
60 †† |
821 |
273 |
602 |
470 |
178 |
152 |
165 |
146 |
113 |
- |
105 |
376 |
145 |
145 |
254 |
† New 320N Style Hook.
†† S-320 Style Hook
*NOTE:
Proof load is 2 times Working
Load Limit.
Ali Carbon hooks - Minimum Ultimate Load is 5 times Working
Load Limit,
Alloy hooks - Minimum Ultimate Load is 4 times
Working Load Limit
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