What is your sample policy?

We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Do you test all your goods before delivery?

Yes, we have 100% test before delivery

How do you make our business long-term and good relationship?

1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

3/8 Inch Heavy Duty Truck Air Hose with DOT Approved

Name: 3/8 Inch Heavy Duty Truck Air Hose with DOT Approved
Brand: Ningbo Shijun Auto Parts Technology Co., Ltd.
SKU: 788874895

Zhejiang, ChinaNingbo Shijun Auto Parts Technology Co., Ltd.

US$5.99

1,000-4,999 Sets

US$5.79

5,000-9,999 Sets

US$5.59

10,000-11,999 Sets

US$5.39

12,000-14,999 Sets

US$5.19

15,000+ Sets

Sample price:US$2.00/set.Request sample

Product profile

Customization

Available

Material

EPDM

Capability

Safe and Reliable

Model NO.

3/8 inch

Color

Black

Product Name

Heavy Duty Truck Air Hose

Applications

Used for Truck Brake System

Certifications

ISO/ Ts 16949, DOT

Size Range

1/4 5/16 3/8 1/2 Inch

Features

Safe and Reliable

Working Pressure

225 Psi

Burst Pressure

900 Psi

Flexure Test

1000000 Cycles

Accept OEM Manufacturing

Yes

Temperature Range

-40 to 100 Degree

Transport Package

Carton

Specification

DOT

Trademark

yute

Origin

Yuyao Ningbo City China

HS Code

4009420000

Production Capacity

30000 Meters / Day

Key features

DOT Approved Certification: Meets SAEJ1402 requirements and holds DOT approval for truck brake systems.

High Burst Pressure: Withstands up to 900 PSI burst pressure for safe and reliable operation.

Durable EPDM Material: Constructed from EPDM rubber for excellent resistance and longevity.

OEM Manufacturing Service: Accepts OEM orders with customization from samples or technical drawings.

ISO/TS 16949 Certified: Quality management system certified to meet international automotive standards.

Wide Size Range: Available in sizes from 1/4 to 5/8 inch to fit various truck applications.

100% Pre-Delivery Testing: All goods undergo 100% visual and functional inspection before shipping.

Fast Response Time: Inquiries are replied to within 24 hours with ongoing shipment tracking.

Company profile

Management CertificationR&D Capabilities100% Finished Products InspectionHigh Repeat Buyers Choice

Ningbo Shijun Auto Parts Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.31h

AI-Powered supplier vetting

SummaryThe supplier is a combined company with manufacturing, export, service, quality-control, R&D, and sustainable-development capabilities. It supports extensive customization, reports new products within the past year, provides ODM and OEM services, and has equipment for rubber hose production and testing. Service management procedures, corrective actions, and complaint-handling records are stated to exist. The supplier holds or reports ISO14001, UL, and other certifications, but the specific scope and validity are not detailed. It has no in-stock service, overseas warehouse, overseas showroom, overseas agents, or branches, and reports no overseas service countries. Financial evidence is limited to stated ratios and historical financial information; monetary figures are omitted. It has participated in Automechanika Shanghai 2024 and provides OEM services for well-known brands, but reports no Fortune 500 cooperation. Lead time is within 15 working days off-season and one month during peak season.

CertificationsThe supplier reports ISO14001 and other management-system certifications, as well as UL and other product-compliance certifications and raw-material test reports. However, the specific certificates, scopes, and validity periods are not provided, so the extent of certification coverage cannot be fully confirmed.

After-Sales capabilityWritten procedures and followed records are reported for service assessment, corrective and preventive actions, and customer complaint handling. However, the supplier has no in-stock service, overseas warehouse, overseas showroom, overseas agents, or branches, which limits documented overseas support infrastructure.

Financial creditThe supplier provides historical financial-capacity information and reports a three-year current ratio of 0.99 and gross margin of 0.25. These figures offer some financial information, but the current ratio is below 1.00 and the available data do not establish strong liquidity or comprehensive financial credibility.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and offers broad design customization. It also has experimental test equipment, although no SDK is available; the evidence supports active product development but not software or platform-development capability.

Production capacityThe supplier lists a fully automatic rubber hose production line, rubber compounding and vulcanizing equipment, weaving machinery, and experimental test equipment. It reports contracts with each associated subcontractor, 20 qualified suppliers, and lead times of within 15 working days off-season and one month during peak season.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These options are stated both under R&D capability and design-service capability, providing direct evidence of broad customization support.

Product Q&A

Q:What is your terms of packing?

Generally, we pack our goods in neutral PVC film and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q:What is your terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q:What is your terms of delivery?

EXW, FOB, CFR, CIF, DDU.

Q:How about your delivery time?

Generally, it will take 30 to 45 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:Can you produce according to the samples?

Yes, we can produce by your samples or technical drawings.