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Silicone Rubber Seals O Ring Grommet Bushing Oil Seals in Custom Size
US$0.01-9.90
100 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Nitrile RubberApplication
Machinery, Industrial Component, Electronic Product, Vehicle, Household ApplianceModel NO.
Silicone Rubber ProductsEffect
Rider RingCross-Section Shape
Rectangle RingStorage Life
10yearsSize
AnyColor
AnyLead Time
15daysTransport Package
BagSpecification
Custom sizeTrademark
BomanOrigin
ChinaHS Code
4016931000Production Capacity
600000PCS/MonthKey features
Customizable Size and Color: Size and color are fully customizable to any specification or requirement.
Diverse Material Options: Available in NBR, FKM, Silicone, EPDM, HNBR, and other rubber types.
Superior Chemical Resistance: Features excellent resistance to ozone, chemicals, and oil with anti-aging properties.
Comprehensive Certifications: Certified with ISO/TS 16949, FDA, RoHS, REACH, LFGB, and KTW-W270.
OEM and ODM Services: Accepts logo customization and custom mold development for complex designs.
High Precision Tolerance: Manufacturing tolerance is maintained at 0.05mm for high accuracy.
Fast Lead Time: Standard delivery within 7 to 15 working days depending on season.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2010-09-08Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤9.76hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryNingbo Boman Mechanical & Technology Co., Ltd. is identified as a China-based manufacturer/factory producing rubber seals and related rubber, plastic, and silicone products. The supplier reports four production lines, 31–40 quality-control staff, and stated annual output across several product categories. It claims more than 12 years of export experience in one description and more than 15 years in another, with exports representing 71%–90% of total sales. Certifications listed include IATF 16949/TS 16949, ISO 9001, ISO 14001, ISO 20000, and product-related compliance certifications. Evidence also supports customization through a technical team that can adjust rubber formulas and an in-house mold department. The supplier states that it serves several global top 500 companies and offers a recall response for defective cargo, but no independently verified customer names or service-performance records are provided. Financial strength cannot be assessed because financial figures are excluded.
CertificationsThe supplier lists TS 16949, ISO 9001, ISO 14001, and ISO 20000 management-system certifications, and states that its factory is IATF 16949:2016 certified. It also lists KTW-W270, Watermark, LFGB, RoHS, REACH, and FDA product certifications or compliance credentials, although certificate documents and validity details are not provided.
After-Sales capabilityThe supplier explicitly claims to have a dedicated after-sales team and to recall problematic cargo 100% at the first opportunity. This supports a stated corrective-response capability, but no evidence is provided on response times, procedures, or verified service outcomes.
R&D capabilityThe supplier states that it conducts R&D and follows technological innovation, employs 21–30 R&D engineers, and can develop rubber-material formulas for different requirements. These statements indicate technical development resources, but no specific patents, new-product records, or quantified R&D results are supplied.
Production capacityThe supplier reports four production lines, 31–40 quality-control staff, and annual output of 1,000,000 valve stem seals, 10,000,000 O-rings, 10,000,000 oil seals, 1,000,000 bonded seals, and 10,000,000 customized molded rubber parts. Its listed products and factory certifications further support manufacturing capability, although capacity utilization and independent verification are not shown.
Customization capabilityThe supplier states that its technical team can customize rubber raw-material formulas and that it has an in-house mold department capable of fast mold processing and difficult molds. Its product scope explicitly includes customized molded rubber parts, providing direct evidence of customization capability.
Product Q&A
Q:What is the storage life of the seals?
A:
The storage life is guaranteed for 10 years.
Q:Can the product be customized?
A:
Yes, size, color, models, logos, and designs can be customized according to customer requirements.
Q:What materials are available?
A:
We offer NBR, FKM, Silicone, EPDM, HNBR, and other rubber materials.
Q:What certifications does the factory hold?
A:
The factory is ISO/TS 16949:2009 and IATF 16949:2016 certified, with products meeting FDA, RoHS, REACH, LFGB, and KTW-W270 standards.
Q:What is the lead time for orders?
A:
The lead time is 15 days, with standard delivery taking 7 to 10 days.
Send Inquiry
*To:
Ningbo Boman Mechanical & Technology Co., Ltd.
Ningbo Boman Mechanical & Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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