SKU: 84811733915

3/4 ISO-A Female O-Ring Boss Coupler

Sale price$14.78 Regular price$16.42
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Description

3/4 ISO-A Female O-Ring Boss CouplerThe 3 4" ISO A Female O Ring Boss Coupler, Steel is a high performance hydraulic fitting designed for secure, leak free connections in fluid transfer systems. Featuring a ISO A Female O Ring Boss (ORB) connection, this coupler ensures a tight metal to rubber seal, preventing fluid leakage and contamination in high pressure applications. These fittings use poppet valves to prevent uncoupled leakage, with induction hardened critical parts, a dependable

The 3/4" ISO-A Female O-Ring Boss Coupler, Steel is a high-performance hydraulic fitting designed for secure, leak-free connections in fluid transfer systems. Featuring a ISO-A Female O-Ring Boss (ORB) connection, this coupler ensures a tight metal-to-rubber seal, preventing fluid leakage and contamination in high-pressure applications. These fittings use poppet valves to prevent uncoupled leakage, with induction-hardened critical parts, a dependable ball-locking mechanism, and precision-machined solid barstock components, all sealed with nitrile rated for -40°F to +250°F.


Order now for fast shipping and professional-grade results.

 

Specification Value
TYPE Female O-Ring Boss Coupler
DESIGN O-Ring Seal Ensures a secure, tight seal, preventing leaks and contamination in fluid transfer applications
MATERIAL Steel offers superior strength and corrosion resistance
WEIGHT (LBS)
CONNECTION SIZE 1 3/4"
CONNECTION SIZE 2 3/4"
CONNECTION TYPE  Coupler|FORB
CONNECTION TYPE 1 ISO-A Coupler
CONNECTION TYPE 2 Female O-Ring Boss
FITTING TYPE Coupler 
MAXIMUM OPERATING PRESSURE 4000 psi
OPERATING TEMPERATURE -40 to 250 deg F
SERIES ISO-A
THREAD SIZE 1-1/16 - 12
APPLICATIONS Ideal for Hydraulic Systems, Industrial Fluid Handling, Pneumatic Systems, Agricultural Equipment, Oil & Gas Systems
BRAND Midland Industries

 

Link to Midland Industries Catalog

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 84811733915

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Missy
Carnegie, US
★★★★★ 5
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Reviewed in the United States on January 19, 2026
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Reviewed in the United States on May 14, 2026
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Cynthia
Bozeman, US
★★★★★ 4
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Color: Carbonized Brown
Looks nice. The drawers don't glide smoothly, but it's functional and looks nicer in person than in the photos.
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Reviewed in the United States on April 9, 2026
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Amazon Customer
Phoenix, US
★★★★★ 5
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Color: White
Fabulous!!! Our granddaughter was thrilled with this jewelry box!!!
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Reviewed in the United States on January 22, 2026
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Richard Nemeth
Alexandria, US
★★★★★ 5
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Very nice jewelry box
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Reviewed in the United States on December 30, 2025

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