UHP Male Bulkhead Connector Metal Face Seal Fitting for Semiconductor Gas Systems
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Product Highlights
- Ultra-High Purity Design: Designed for semiconductor and gas systems with superior leak-tight performance and contamination control.
- Metal-to-Metal Seal: Provides perfect leak-tight service from critical vacuum to high pressure conditions.
- Premium Material Options: Available in 316, 316L, and 316L VAR stainless steel for excellent corrosion resistance.
- Anti-Galling Threads: Female threads are silver plated to prevent galling during installation and use.
- Easy Leak Testing: Features two test ports for easy and reliable leak testing procedures.
- Torque Isolation: Non-rotational female nut prevents transmission of torque to the fitting body.
- High Cleanliness Standard: Smooth internal transition minimizes entrapment areas with 0.25um Ra surface finish.
- Flexible Customization: Supports full, minor, and flexible customization from samples or designs.
Product Attributes
- Customization
- Available
- Type
- Fitting
- Application
- Gas Cabinet/Semiconductor/Vacuum
- Model NO.
- NV
- Fittings Type
- VCR Fittings
- Delivery
- Fast Delivery
- Fittings
- Corss/Tee/Nipple/Male Connector
- Body
- SS316L
- Transport Package
- Standard Case
- Specification
- 1/4"-1"
- Trademark
- NAI LOK
- Origin
- China
- Production Capacity
- 10000
- Package Size
- 51.00cm * 51.00cm * 41.00cm
- Package Gross Weight
- 22.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of UHP Male Bulkhead Connector Metal Face Seal Fitting for Semiconductor Gas Systems
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Product Description
Nai-Lok UHP Male Bulkhead Connector Metal Face Seal Fitting
The Nai-Lok UHP Male Bulkhead Connector is designed for ultra-high purity gas and fluid systems requiring superior leak-tight performance and contamination control. Manufactured from high-quality 316L stainless steel, it features a precision metal face seal design that ensures reliable sealing under vacuum and high-pressure conditions.
Ideal for semiconductor, pharmaceutical, biotechnology, and analytical instrumentation applications, this bulkhead fitting allows secure connections through panels and enclosures while maintaining system integrity. With excellent corrosion resistance, high cleanliness standards, and durable construction, Nai-Lok UHP fittings deliver dependable performance in critical high-purity environments.
Features
* Metal-to-metal seal provides perfect leak-tight service from critical vacuum to high pressure
* Female threads are silver plated to prevent galling
* Two test port for easy leak testing
* Non-rotational female nut to prevent transmission of torque
* Smooth transition into the Internal Diameter minimizes entrapment areas
* Standard surface finish on glands and bodies is a roughness average of 10uin.(0.25um)Rasizes from 1/16 to 1 in.
* 316,316L, and 316L VAR(Vacuum Arc Remelt)stainless steel materials are available
Weld Fitting &Bend Fittings|.SS316L
||.Size:1/4 to 6 inch
|||.Elbow | Tee | Reducing tee ||Cap |Reducer
NAI-LOK produces ultra high purity pipe & tube used in semiconductor
Food, Beverage, Pharmaceutical and Chemical industry pipe system
| Head Size |
Ordering Number |
Dimensions | Working Pressure | ||||||||||||||||||||||||||||||||||
| A | C | E | F | F1 | Panel Hole Dia |
Max Panel Thickness |
Ni | SS | |||||||||||||||||||||||||||||
| Dimensions,in. (mm) | psig(bar) | ||||||||||||||||||||||||||||||||||||
| 1/4 | SS-4-NCR-BH | 2.23 (56.6) |
1.30 (33.0) |
0.18 (4.6) |
3/4 | 3/4 | 19/32 (15.0) |
0.44 (11.2) |
8000 (551) |
10000 (689) |
|||||||||||||||||||||||||||
| 1/2 | SS-8-NCR-BH | 2.57 (65.3 |
1.48 (37.6) |
0.40 (10.2) |
1-1/16 | 1-1/16 | 29/32 (23.1) |
0.50 (12.7) |
3500 (241) |
4300 (296) |
|||||||||||||||||||||||||||








About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI264759". Items marked "" are certified.
Company Profile
Established in 2000, NAI-LOK has made a name of itself in the list of top suppliers of in China. We focus on the production, research and development, sales of instrumentation valves and alloy valves. We have more than 20 years of precision valve manufacturing and 10 years of export experience.
Our strict control and management of the entire production process enables us to provide products that meet our customers' requirements for product safety, functionality and design at competitive prices, while ensuring the shortest lead times in the market.
We have the capability to manufacture and supply 4 different product categories, including:
1. General Instrumentation Valves and Fittings
2. High Purity & Ultra High Purity Products- NAI-LOK UHP PRODUCTS, Regulator, Bellows Valve, 3 PC high purity ball valve, Diaphragm Valve, Weld Fitting, Face seal Fitting, Gas Stick.
3. Hose & Tubing
4. Special Alloy Valves, fitting and tubings. Including material S31254 (6 Moly), Alloy 400, HC-276, C22, B3, Alloy 625, Duplex steel 2205 /2507 etc.
We hope there will be opportunities for cooperation.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 397 Damuqiao Road, Shaxi Town, Taicang City, Suzhou, Jiangsu, China
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Piece
Our Production Capability & Technical Expertise
- Main Products
- Gas Delivery System, Ball Valve, Pressure Regulator, Alloy Valve, 2/3/5 Valve Manifold, Instrumentation Ball Valves, Sample Cylinder, Pipe & Tube Fittings, Needle Valve, Hose & Tubing
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 50%~80%
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO14001
FAQ
- What materials are available for this connector?
- The connector is manufactured from high-quality 316, 316L, and 316L VAR (Vacuum Arc Remelt) stainless steel.
- What is the sealing mechanism of this fitting?
- It features a precision metal-to-metal seal design that ensures reliable sealing from critical vacuum to high pressure.
- Is customization available for this product?
- Yes, we offer customization from samples, designs, full customization, minor customization, and flexible customization options.
- What is the minimum order quantity (MOQ)?
- The Minimum Order Quantity is 1 piece.
- What are the payment terms?
- We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.
- What is the average lead time for delivery?
- Peak season lead time is within 15 workdays, while off-season lead time is one month.
- What certifications does the company hold?
- The company holds ISO9001:2015 and ISO14001 management system certifications.
- What is the surface finish standard?
- The standard surface finish on glands and bodies is a roughness average of 10uin (0.25um) Ra.
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