How should the valve cover lock be tightened?

It must be tightened to the manufacturer's specified torque using an appropriate wrench.

What is the primary function of this valve cover lock?

It secures the valve cover tightly to prevent leakage and ensure pressure integrity.

Durable Valve Cover Lock Cap for 3nb Series Engines

Name: Durable Valve Cover Lock Cap for 3nb Series Engines
Brand: Shandong Rongye Machinery Co., Ltd.
SKU: 2119504392

Shandong, ChinaShandong Rongye Machinery Co., Ltd.

US$150.00

1 Piece

Product profile

After-sales Service

Yes

Warranty

1 Year

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Model NO.

Valve Cover Lock (Cap); For drilling mud pump mode

Power Source

Electric

Operation Pressure

Atmospheric Pressure

Material

Stainless Steel

Type

Vacuum Degasser

Color

Customizable

Part Type

Valve Cover Lock, Cap, Retainer

Compatibility

3nb-350 to 3nb-1600 Pumps

Function

Secures Valve Cover in Place

Application

Mud Pump Fluid End

Operation

Manual Tightening

Transport Package

Ship Train Wooden Case

Specification

3NB-350, 3NB-500, 3NB-800, 3NB-1000, 3NB-1300, 3N

Trademark

RONGYE/OEM

Origin

China

HS Code

8431431000

Production Capacity

400

Key features

Customizable Color: Color is customizable to meet specific requirements.

Wide Compatibility: Fits 3nb-350 to 3nb-1600 pumps in the 3nb series.

High-Strength Material: Manufactured from forged alloy steel for durability.

1-Year Warranty: Covers mechanical defects for one year from purchase.

Multiple Certifications: CE, RoHS, ISO 9001:2000, and ISO 9001:2008 certified.

Secure Sealing: Prevents leakage and accidental opening under high pressure.

Easy Maintenance Access: Provides access to suction and discharge valve chambers.

Manual Operation: Designed for manual tightening with an appropriate wrench.

Company profile

Importers and ExportersLow MOQCustomization from DesignsManagement Certification

Shandong Rongye Machinery Co., Ltd.

Shandong, China

Business Type: Trading CompanyAverage Response Time: ≤0.47h

AI-Powered supplier vetting

SummaryShandong Rongye Machinery Co., Ltd. is identified as a limited-company trading company with three employees and no stated affiliation with a larger group. It offers customization from customer designs and accepts several international trade and payment terms, with a stated one-month average lead time in both peak and off-season. However, the available information indicates no overseas showroom, overseas agent or branch, overseas-service coverage, offline trade-show participation, ODM service, SDK, recent new-product launches, or OEM work for popular brands. The supplier holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications and reported regular fire drills. Service procedures exist for supplier assessment, corrective actions, and complaints, but no written records were provided. Financial-related entries identify reporting years but do not provide sufficient evidence to assess financial credibility. Customer-case evidence is limited, with no Fortune 500 cooperation and zero stated repeat buyers.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. A TUV Rheinland audit is also listed with a validity period from September 3, 2025 to September 2, 2026, but the recorded audit evaluation result is 0 and the meaning of that value is not defined in the provided data.

After-Sales capabilityThe supplier has procedures for corrective and preventive actions, customer complaints, supplier assessment, and service quotations, but no written records were provided for these procedures. It has no overseas showroom, overseas agent or branch, overseas-service coverage, or prior offline trade-show participation, limiting evidence of international after-sales support.

R&D capabilityThe supplier has one R&D engineer and can customize from customer designs, but reports no new products in the past year, no ODM service, and no available SDK. These stated limitations indicate weak demonstrated innovation capability.

Customization capabilityBoth relevant records state that the supplier provides customization from customer designs. This is explicit evidence of design-based customization, although it does not establish broader ODM or independent product-development capability.

Client casesThe supplier reports no cooperation with Fortune 500 companies and a repeat-buyer count of zero. No other named customer cases or reference projects are provided, so the available evidence does not demonstrate an established customer track record.