Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
PARKER 4 BL-S Flareless Bite-Type Steel Compression Fitting Nut, 9/16"-18 Thread - Flareless Bite-Type Steel Compression Fittings
PARKERFlareless Bite-Type Steel Compression Fittings

PARKER 4 BL-S Flareless Bite-Type Steel Compression Fitting Nut, 9/16"-18 Thread

The PARKER Compression Fitting Nut (MPN 4 BL-S) is a flareless bite-type steel compression fitting from the Seal-Lok series, designed for 1/4 in OD tubing with a 9/16"-18 thread size. 3G Electric interprets your…

SKU 3G-OTH-469876

Also listed as: 4BLS · 4 BL S · 4-BL-S

Brand
PARKER
Item
4 BL-S Flareless Bite-Type Steel Compression Fitting Nut, 9/16"-18 Thread
Part Number
4 BL-S
Category
Flareless Bite-Type Steel Compression Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

PARKER
Manufacturer Part Number
4 BL-S
Series
Seal-Lok
Type
Compression, Steel
Thread Size
9/16"-18

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Compression Fitting Nut (MPN 4 BL-S) is a flareless bite-type steel compression fitting from the Seal-Lok series, designed for 1/4 in OD tubing with a 9/16"-18 thread size. 3G Electric interprets your demand for this genuine industrial component, sourcing it across our 14 departments and backing it with specialist expertise in combustion, pumps, and controls.

Frequently Asked Questions

What is the PARKER 4 BL-S compression fitting nut used for?

The PARKER 4 BL-S is a flareless bite-type steel compression fitting nut from the Seal-Lok series. It is used to create a leak-tight seal on 1/4 in OD tubing in hydraulic and pneumatic systems, common in industrial machinery, mobile equipment, and fluid power applications.

What are the specifications of the PARKER 4 BL-S compression fitting nut?

The PARKER 4 BL-S compression fitting nut has a 1/4 in OD size, 9/16"-18 thread size, and is made of steel. It is part of the Seal-Lok series and is a flareless bite-type design. The manufacturer part number is 4 BL-S.

Where to buy PARKER 4 BL-S compression fitting nut worldwide?

3G Electric supplies the genuine PARKER 4 BL-S compression fitting nut worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source across 14 departments and back it with specialist expertise in combustion, pumps, and controls.

How to install a PARKER flareless bite-type compression fitting?

To install a PARKER flareless bite-type fitting like the 4 BL-S, cut tubing squarely, deburr, and slide the nut and ferrule onto the tube. Insert the tube into the fitting body until seated, then tighten the nut to the manufacturer's recommended torque. Over-tightening can damage the seal.

Used in

Common applications for PARKER
Industrial hydraulic presses — Parker D1VW directional control valves for precise flow direction
Injection molding machines — Parker solenoid coils and valves for cycle control
Material handling equipment — Parker hydraulic hose fittings and plugs for leak-free connections
High-pressure hydraulic systems — Parker extreme-pressure pipe fittings rated to 6,400 psi
Hydraulic filtration — Parker WPF Series filter elements for 5-micron contamination control
Pneumatic instrumentation — Parker A-Lok compression fittings for tubing connections
Not sure this is the right part? Photo-identify it→

PARKER Products

3G Electric supplies PARKER flareless bite-type steel compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from PARKER

View all PARKER parts →
Steel compression ferrule from the Ferulok series, designed for 1/2 in OD tubing. Flareless bite-type fitting creates secure, leak-resistant connections in industrial fluid systems. Suitable for pneumatic, hydraulic, and instrumentation applications
PARKER
Steel compression ferrule from the Ferulok series, designed for 1/2 in OD tubing. Flareless bite-type fitting creates secure, leak-resistant connections in industrial fluid systems. Suitable for pneumatic, hydraulic, and instrumentation applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first