Street Address: No. 89 Jiuye Road , Qingpu Industrial Park
City: Shanghai
Province: Shanghai
Country/Region: China
FAW,DongFeng,YuTong,JinLong
Product Name: DTF Hexagon Colar Anti-Loosening Nuts DTF-CO Model: DTF-CO Application: Universal Typical Clients: FAW,DongFeng,YuTong,JinLong
M30
M33
M36
M39
M42
M48
3.5
4
4.5
5
2
3
46
50
55
60
65
75
55.5
59.5
65.5
72
77
88
6.4
7
7.5
8
8.5
10
30
33
36
39
42
48
This product was based on US patent 4, 171, 012, 4074950 and US Military standard Mil- N- 85353. Initially, This technology was used in rocket engine for Space Shuttle in early 80’s. Gradually, It is used widely in auto and many other mechanic industries in US, Then around the world. It is now well accepted in China mechanic industry. Up to today, SDPF is the only Chinese company which can make this product fully met US Standard