Description

Superlok Compression Cap - SC- 1/4", 3/8", 1/2"

The Superlok Compression Cap - SC is a precision tube fitting component designed for reliable sealing and termination of tubing connections. Available in 1/4", 3/8", and 1/2" sizes, this compression cap is manufactured under strict quality control using high-quality raw materials.

Superlok tube fittings are produced with rigorous testing, positive material identification (PMI), and quality assurance procedures. The compression fitting design tightens easily and is engineered for leak-free performance under shock, vibration, and temperature cycling.

Superlok fittings feature an exceptional internal surface finish that helps reduce particle entrapment and potential contamination while supporting efficient flow of liquids and gases. The four-piece Superlok configuration consists of the body, front ferrule, rear ferrule, and nut, with components manufactured to strict tolerances for demanding industrial applications.

Compression Cap 1/4", 3/8" & 1/2" Superlok Tube Fitting Leak-Free Connection

Multiple Sizes: Available in 1/4", 3/8", and 1/2" configurations for different tubing requirements.

Reliable Sealing: Superlok compression fitting technology is designed for leak-free performance under demanding operating conditions.

Quality Controlled: Manufactured with strict tolerances, rigorous testing, PMI, and quality assurance procedures.

Why buy from USA Lab

Expert Support
Engineers & technicians on staff.

Quality First
Tested and trusted products.

Fast Fulfillment
Nationwide 1-2 day shipping.

Warranty & Parts
US-based service & spares.

Why choose the Superlok Compression Cap?

Precision-manufactured components — produced under strict quality control and tight manufacturing tolerances.
Reliable compression connection — designed to tighten easily and provide leak-free performance under shock, vibration, and temperature cycling.
Clean internal surface finish — helps reduce particle entrapment and potential contamination in fluid and gas systems.
Multiple size options — available in 1/4", 3/8", and 1/2" configurations.
Broad industrial use — Superlok instrumentation valves and fittings are specified across automotive, aerospace, semiconductor, shipbuilding, and petrochemical markets.

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Technical Specifications

Specification	Details
Product Name	Superlok Compression Cap - SC- 1/4", 3/8", 1/2"
Brand	Superlok
Product Type	Compression Cap
Fitting Type	Tube Fitting
Model	SC
Available Size	1/4", 3/8", 1/2"
Connection Type	Compression
Primary Function	Tube connection termination and sealing
Sealing Performance	Designed for leak-free performance
Operating Conditions	Shock, vibration, and temperature cycling
Internal Surface Finish	Exceptional internal surface finish
Flow Media	Liquids and gases
Quality Control	Strict quality control and quality assurance procedures
Material Identification	Positive Material Identification (PMI)
Manufacturing	Manufactured to strict tolerances
Superlok Configuration	Body, front ferrule, rear ferrule, and nut
Industrial Markets	Automotive, aerospace, semiconductor, shipbuilding, petrochemical
Component Category	Instrumentation valve and fitting component
Brand Application	Industrial tubing and instrumentation systems

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FAQ

What sizes are available for the Superlok Compression Cap - SC- 1/4", 3/8", 1/2"?

The Superlok Compression Cap - SC- 1/4", 3/8", 1/2" is available in 1/4", 3/8", and 1/2" size configurations.

What is the Superlok Compression Cap used for?

The Superlok Compression Cap - SC- 1/4", 3/8", 1/2" is a tube fitting component designed for terminating and sealing tubing connections in instrumentation and industrial fluid or gas systems.

What makes Superlok tube fittings reliable?

Superlok tube fittings are manufactured under strict quality control using rigorous testing, positive material identification (PMI), quality assurance procedures, and tight manufacturing tolerances. They are designed for leak-free performance under shock, vibration, and temperature cycling.

What industries use Superlok valves and fittings?

Superlok instrumentation valves and fittings are specified across global markets including automotive, aerospace, semiconductor, shipbuilding, and petrochemical industries.

Important Shipping Notice!

DISCLAIMER:

All items are carefully packaged to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.

Please note that any damage occurring after delivery is not covered under warranty. We appreciate your understanding and your trust in our products.

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Specifications

Brand:	Superlok
Material:	304 Stainless
Connection:	Compression Tube Stub
Warranty Term:	1 Year
Return Window:	30 Days
Lead Time:	1-3 Days

Warranty

Fittings and steel do NOT carry any warranty. Fittings and steel items with a defect or other issue must be identified within 30 days of arrival and USA Lab MUST be contacted. After 30 days, there will be no replacements sent for fittings or steel items with a defect or issue. Cross threading, misuse, improper storage, or improper care of fittings/steel are considered user error and are not covered under warranty.

Shipping & Returns

1–3 Business Days Standard Processing

Return Policy ↗ Varies by Product Warranty Policy ↗ Varies by Product

3 Days to Claim Inspect on Arrival

Shipping

Orders ship within 1–3 business days after payment clears. We ship Monday through Friday via UPS, USPS, and freight carriers.
Freight items (crated, hazmat, dropship, or special packaging) can take 1–5 business days to ship.
Expedited shipping speeds up transit, not processing. Contact us for true rush orders.
PO Box addresses ship USPS. Alcohols, chemicals, and hazmat cannot ship to a PO Box.

Full Shipping Policy

Delivery & Damage Claims

Inspect every shipment on arrival. Claims must be filed within 3 business days.
Visible damage? Refuse the delivery and have the driver document it. We will file the claim and ship a replacement.
Concealed damage: contact us within 2 days with photos of the packaging and item. Keep all packing materials.
Freight services (liftgate, residential, inside delivery) are the customer's responsibility to select for their location.

Damage & Freight Details

Returns

USA Lab branded products are returnable within 30 days of order date with prior authorization. Email us before sending anything back.
Solvents, chemicals, and consumables are not returnable once shipped. Custom and made-to-order items are final sale.
Unused items in original packaging carry a 15% restocking fee. Defective items ship back on us.
Items showing any signs of use, wear, contamination, or modification are not eligible for return.
Glassware damage must be reported within 3 business days of delivery for replacement or refund.

Full Return Policy

Custom & Made-to-Order Items

Customized and made-to-order products are final sale and not eligible for return under any circumstances.
This includes ductless fume hoods, configured tanks and reactors, and any item built to your specifications.
These products are manufactured specifically for your application. Confirm sizing, voltage, and configuration with our team before ordering.
Damage claim coverage still applies. Inspect on arrival and report issues within 3 business days.

Return Eligibility Details

Warranty

USA Lab products are covered against manufacturing defects for up to 3 years, depending on product line.
1 year: chillers, heaters, rotovaps, reactors, vacuum ovens, mixers, and most equipment. 2 years: UVP vacuum pumps. 3 years: scientific freeze dryers.
Wear items (glassware, gaskets, heating elements, sensors) and fittings/steel are not covered. Report defects within 30 days (3 days for glass).
Non–USA Lab brands are covered by their manufacturer's warranty. See the product's Warranty tab.

Full Warranty Policy

International Orders

Import duties, taxes, VAT, and brokerage fees are not collected by USA Lab and are the receiver's responsibility.
Verify your country's customs charges and import restrictions before ordering.
Refused or unclaimed international shipments are refunded minus shipping and a 15% restocking fee.
International orders are generally non-returnable. Damaged items must be reported within 3 business days.

International Guidelines

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Summaries above are provided for convenience. The full Policies & Warranty Info pages govern all orders and may be updated at any time.

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Superlok Compression Cap - SC- 1/4",3/8",1/2"

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