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AEROQUIP Hydraulic Quick Connect Dust Cap: Vinyl, 3/4 in Fitting Size - Hydraulic Hose Caps
AEROQUIPHydraulic Hose Caps

AEROQUIP Hydraulic Quick Connect Dust Cap: Vinyl, 3/4 in Fitting Size

The AEROQUIP Hydraulic Quick Connect Dust Cap (MPN 5657-12) is a push-on vinyl cap designed for 3/4 in fitting sizes. It protects hydraulic quick-connect couplings from dirt and debris.

SKU 3G-OTH-647424

Also listed as: 565712 · 5657 12

Brand
AEROQUIP
Item
Hydraulic Quick Connect Dust Cap: Vinyl, 3/4 in Fitting Size
Category
Hydraulic Hose Caps
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

AEROQUIP
Manufacturer Part Number
5657-12
Type
Push On
Material
Vinyl
Fitting Size
3/4 in

Technical Documents

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

Product Description

The AEROQUIP Hydraulic Quick Connect Dust Cap (MPN 5657-12) is a push-on vinyl cap designed for 3/4 in fitting sizes. It protects hydraulic quick-connect couplings from dirt and debris.

Frequently Asked Questions

What is the AEROQUIP 5657-12 hydraulic dust cap used for?

The AEROQUIP 5657-12 is a push-on vinyl dust cap that protects hydraulic quick-connect couplings from dirt, debris, and moisture. It is commonly used in industrial hydraulic systems, mobile equipment, and fluid power applications to keep coupling faces clean and extend service life.

What are the specifications of the AEROQUIP 5657-12 dust cap?

The AEROQUIP 5657-12 is a push-on hydraulic dust cap made of vinyl. It fits 3/4 in quick-connect couplings. The manufacturer part number is 5657-12. This cap is designed for protective covering only and is not rated for pressure.

Where to buy the AEROQUIP 5657-12 dust cap worldwide?

3G Electric supplies the AEROQUIP 5657-12 dust cap worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other AEROQUIP hydraulic protection products.

How to install the AEROQUIP 5657-12 push-on dust cap?

To install the AEROQUIP 5657-12, simply push the vinyl cap firmly onto the 3/4 in quick-connect coupling until it seats fully. No tools are required. Ensure the coupling face is clean and dry before installation to prevent trapping debris under the cap.

Used in

Common applications for AEROQUIP
Mobile hydraulic equipment repair — Aeroquip 45° elbow flange fittings (e.g., 1A12FLA10) for hose replacement on excavators and loaders.
Industrial hydraulic power units — Aeroquip 90° elbow flange fittings (e.g., 4S20FLB20) for connecting pumps to manifold blocks.
In-house hose assembly shops — Aeroquip die packages (e.g., ET4020TP-0002) for crimping 1-wire braid hoses up to 1 1/4 in diameter.
Oil and gas field equipment — Aeroquip carbon steel flange fittings (e.g., 1A24FLA20) for high-pressure fluid transfer lines.
Hydraulic press maintenance — Aeroquip die cage assemblies (e.g., FT1382-200-M465) for crimping 4-spiral hoses on heavy-duty presses.
Agricultural machinery servicing — Aeroquip 45° elbow fittings (e.g., 1A12FLA12) for replacing hoses on tractors and harvesters.

AEROQUIP Products

3G Electric supplies AEROQUIP hydraulic hose caps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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