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2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts
2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts
Specifications
Model Number :
4321121-0500-011
MOQ :
100
Vehicle Model :
HFCN721
Supply Ability :
5000PCS per month
Payment Terms :
L/C,D/A,D/P,T/T
Place of Origin :
CHINA
Price :
Negotiable
Size :
M16
Brand Name :
JAC
Certification :
ISO,CE
OEM :
2912022LE010
Description

Product Introduction 2912022LE010 U-Bolt Nut is a dedicated locking fastener paired with suspension U-bolt on HFCN721 light truck rear leaf spring assembly. It tightens the U-bolt to clamp leaf spring firmly on axle housing, transferring vehicle load and maintaining stable relative position between axle and suspension. This aftermarket replacement nut solves thread stripping, nut distortion and self-loosening issues caused by continuous road vibration and heavy load impact of original nuts, avoiding leaf spring shifting and axle displacement risks for urban light cargo delivery vehicles.

Product Advantages Adopts high-strength carbon steel with heat treatment process, with strong tensile resistance under repeated shock load. Precision rolled internal thread fits matched U-bolt perfectly for uniform stress distribution. Anti-rust surface plating isolates mud, rainwater and road salt erosion. Each nut passes thread dimensional and hardness sampling inspection before shipment, standard specification for quick assembly during suspension overhaul.


Item Parameter
Part Number 2912022LE010
Product Name U-Bolt Nut
Compatible Model HFCN721 JAC Light Truck
Material Heat Treated Carbon Steel
Feature Leaf Spring Fastening, Vibration Resistant, Anti-Corrosion
MOQ Negotiable
Application Rear Leaf Spring U-Bolt Fastening Assembly

Applicable Models Fit for JAC HFCN721 light truck series, commonly used on vehicles with rear leaf spring suspension for short-distance logistics transportation.

2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts

2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts

FAQ

Q1: Why do U-bolt nuts tend to loosen frequently on rough roads?
A1: Continuous vibration and spring deformation generate cyclic force which gradually releases preload of the nut.
Q2: Can I reuse old nuts when replacing leaf springs and U-bolts?
A2: It is better to install new nuts together, old ones have invisible fatigue damage.
Q3: What consequence will insufficient tightening torque bring?
A3: Loose clamping leads to spring misalignment, abnormal tire wear and even axle displacement.

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2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts

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Product Detail
Model Number :
4321121-0500-011
MOQ :
100
Vehicle Model :
HFCN721
Supply Ability :
5000PCS per month
Payment Terms :
L/C,D/A,D/P,T/T
Place of Origin :
CHINA
Contact Supplier
2912022LE010 U-Bolt Nut Leaf Spring U Bolt Locking Nut Replacement For JAC HFCN721 Light Truck Rear Suspension Chassis Fastener Parts

Guangzhou Suining Auto Parts Co., Ltd.

Verified Supplier
1 Years
guangzhou
Since 1989
Business Type :
Distributor/Wholesaler
Main Products :
Engine, Front Overhang and Rear Overhang, Cab Front Panel
Total Annual :
30000000-35000000
Employee Number :
150~200
Certification Level :
Verified Supplier
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