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Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant
Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant
Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant
Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant
Specifications
Brand Name :
HT
MOQ :
100
Payment Terms :
L/C, T/T, Western Union
Supply Ability :
200,000pcs/month
Product name :
SFT locknut
Technical standard :
Q/ZC35-062-2004, TJ/CL412-2014
Material :
carbon steel, alloy steel
Process :
Quenching and tempering heat treatment
Hardness :
28-37HRC
Mechanical property class :
class 10
Work temperature :
-50 ℃ to 100 ℃(-58℉ to 212 ℉)
Description

Railway Casting Parts Truck Fastener SFT locknut

Product overview

The working principle of the nut is to use the friction between the nut and the bolt for self-locking. Railway SFT lock nut is used for ZT type bolt, which is applied to the mounting of column wear plate on side frame for railway freight wagon bogie.

Product specification

S.No. Item Value
1 Type SFT locknut
2 Technical standard Q/ZC35-062-2004, TJ/CL412-2014
3 Production ability 200,000pcs/month
4 Material carbon steel, alloy steel
5 Process Quenching and tempering heat treatment
6 Hardness 28-37HRC
7 Mechanical property class class 10
8 Surface treatment Oxidation treatment
9 Work temperature -50 ℃ to 100 ℃(-58℉ to 212 ℉)

Product advantages

· Superior of anti-vibration performance

· High abrasion and shear resistance

· Good of reuse performance

Below is the type of locknut

Nominal diameter h D1 min S e (max)
M10 8.94-9.3 14.36 15.73-16 15.73
M20 11.57-12 16.63 17.73-18 17.73
M14 13.4-14.1 19.64 20.67-21 20.7
M16 15.7-16.4 22.49 23.67-24 23.7
M18 16.9-17.6 24.9 26.16-27 26.67
M20 19-20.3 27.7 29.16-30 29.5
M22 20.5-21.8 31.4 33-34 33.5
M24 22.6-23.9 33.25 35-36 35.5
M27 25.4-26.7 38 40-41 40.5
M30 27.3-28.6 42.8 45-46

45.5

Nominal diameter h D1(max) S e a(after close) b c
M10 9.1-9.3 15.5 15.73-16 15.5 0.3-0.8 1.5-2 152±3°
M12 11.7-12 17.5 17.73-17 17.5 0.3-0.8 1.7-2.2 152±3°
M14 13.9-14.2 20.5 20.7-21 20.5 0.4-1.0 1.9-2.4 152±3°
M16 16.1-16.4 23.5 23.7-24 23.5 0.4-1.0 2.1-2.6 152±3°
M18 17.3-17.6 26.5 26.67-27 26.5 0.6-1.2 2.3-2.8 152±3°
M20 20-20.3 29.5 29.5-30 29.5 0.6-1.2 2.9-3.4 152±3°
M22 21.5-21.8 33.5 33.5-34 33.5 0.9-1.5 3.1-3.6 152±3°
M24 23.6-23.9 35.5 35.5-36 35.5 0.9-1.5 3.3-3.8 152±3°
M27 26.4-26.7 40.5 40.5-41 40.5 1.2-2.0 3.3-3.8 152±3°
M30 28.3-28.6 45.2 45.5-46 45.2 1.2-2.0 3.3-3.8 152±3°

Product tags

hardened and ground shafting

,

aluminum timing pulleys

,

ceramic speed pulleys
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Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant

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Product Detail
Brand Name :
HT
MOQ :
100
Payment Terms :
L/C, T/T, Western Union
Supply Ability :
200,000pcs/month
Product name :
SFT locknut
Technical standard :
Q/ZC35-062-2004, TJ/CL412-2014
Contact Supplier
Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant
Railroad Truck SFT Steel Lock Nut Anti Vibration High Abrasion Shear Resistant

Chongqing Hengtairail Equipment Co.,Ltd.

Verified Supplier
4 Years
chongqing, chongqing
Since 1999
Business Type :
Distributor/Wholesaler, Exporter, Trading Company
Main Products :
Railway Casting Parts, Railway Forging Parts, Railway Suspension System
Total Annual :
$5million-$10million
Employee Number :
50~100
Certification Level :
Verified Supplier
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