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Nantong Sail Machinery Co., Ltd
Meet the latest guidelines of NACM
Zinc plated finish
SAE standard J684 Trailer Classification
Class 1 – All type of trailers with a trailer Gross Vehicle Weight Rating (GVWR) (trailer weight including its load) not to exceed 910 kg (2000 lb).
Class 2 – All type of trailers with a trailer GVWR of over 910 kg (2000 lb) and not to exceed 1590 kg (3500 lb) GVWR.
Class 3 – All type of trailers with a trailer GVWR of over 1590 kg (3500 lb) and not to exceed 2270 kg (5000 lb) GVWR.
Class 4 – All type of trailers with a trailer GVWR of over 2270 kg (5000 lb) and not to exceed 4540 kg (10 000 lb) GVWR.
WARNING: DO NOT EXCEED THE WORKING LOAD LIMITS !NOT FOR OVERHEAD LIFTING
| Code |
Classification |
Chain Size |
Grade |
Hook |
Min. breaking force |
| NSM30TSC031627 | class 1 | 3/16"x27" | 30 | 1 with latch | 2000LBS |
| NSM30TSC031648 | class 1 | 3/16"x48" | 30 | 2 with latch |
2000LBS |
| NSM30TSC031648S |
class 1 |
3/16"x48" | 30 | 2 S hook with latch | 2000LBS |
| NSM30TSC050024 | class 2 | 5/0x24" | 30 |
1 with latch |
3500LBS |
| NSM30TSC050027 |
class 2 |
5/0x27" | 30 | 1 with latch | 3500LBS |
| NSM30TSC050040 | class 2 | 5/0x40" | 30 |
1 with latch |
3500LBS |
| NSM30TSC010424S |
class 2 |
1/4"x24" | 30 | 1 S hook with latch | 5000LBS |
| NSM30TSC010430S | class 2 | 1/4x30" | 30 | 1 S hook with latch | 5000LBS |
| NSM30TSC010448S | class 2 | 1/4"x48" | 30 |
2 S hook with latch |
5000LBS |
| NSM30TSC010460S | class 2 | 1/4x60" | 30 |
1 S hook with latch |
5000LBS |
| NSM30TSC010472S | class 2 | 1/4"x72" | 30 |
2 S hook with latch |
5000LBS |
| NSM30TSC010430 | class 2 | 1/4x30" | 30 |
1 with latch |
5000LBS |
|
NSM30TSC010436 |
class 2 |
1/4"x36" |
30 | 1 with latch | 5000LBS |
|
NSM30TSC010430 |
class 2 |
1/4x48" |
30 |
2 with latch |
5000LBS |
|
NSM30TSC010460 |
class 2 |
1/4"x60" |
30 |
2 with latch |
5000LBS |
|
NSM30TSC010472 |
class 2 |
1/4x72" |
30 |
2 with latch |
5000LBS |
|
NSM30TSC051630 |
class 3 |
5/16"x30" | 30 |
1 with latch |
7600LBS |
|
NSM30TSC051660 |
class 3 |
5/16x60" | 30 |
2 with latch |
7600LBS |
|
NSM30TSC080030S |
class 3 |
8/0x30" | 30 |
1 S hook with latch |
7600LBS |
|
NSM30TSC080030 |
class 3 |
8/0x30" |
30 |
1 with latch |
7600LBS |
|
NSM30TSC080036 |
class 3 |
8/0x36" |
30 |
1 with latch |
7600LBS |
|
NSM43TSC051636 |
class 4 |
5/16"x36" | 43 |
1 clevis slip hook with latch |
11700LBS |
|
NSM43TSC030836 |
class 4 |
3/8"x36" | 43 |
1 clevis slip hook with latch |
16200LBS |
|
NSM70TSC010428 |
class 4 |
1/4"x28" | 70 |
1 clevis slip hook with latch |
12600LBS |
|
NSM70TSC051636 |
class 4 |
5/16"x36" |
70 |
1 clevis slip hook with latch |
18800LBS |
|
NSM70TSC030836 |
class 4 |
3/8"X36" |
70 |
1 clevis slip hook with latch |
26400LBS |
|
NSM70TSC010240 |
class 4 |
1/2"X40" | 70 |
1 clevis slip hook with latch |
45200LBS |
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