Aeroquip M/M 1W Reusable Fitting

Description & Features

Designed for -4 dash size hose assemblies, the Aeroquip M/M 1W Reusable Fitting connects with a 7/16 in. SAE 37° (JIC) male end on one side and a male line/hose/tube end on the other. Constructed from carbon steel, it provides reliable performance across a wide range of hydraulic applications.

As a reusable fitting assembly, it supports faster field assembly and can help reduce downtime compared to single-use crimp alternatives. The 3/4 in. hex size and 3/4 in. width make it straightforward to work with using standard tooling. Sourced from Aeroquip, this fitting is well suited for demanding industrial fluid power systems where dependable connections are required.

SKU: 1RA4MJ4

Supplier Part Number (MPN): 1RA4MJ4

Specifications

a Dimensions
2.45 in
Compatible Hose ID
1/4 in
Connection Size 1
1/4 in
Connection Size 2
1/4 in
Connection Type
Hose, Male JIC
Connection Type 1
Hose
Connection Type 2
Male SAE 37 deg JIC Flare
Construction Style
Reusable
Cut-Off Factor
1.78 in
Dimensions
2.45 in L
End Connection Torque
11 to 12 lb-ft
End Gender 1
Male
End Size 1
7/16 in
Finish
Zinc-Plated
Fitting Type
Hose Fitting
For Use With
EC115, EC118, GH681 and H180 Series Hoses
Hex Size
0.563 in
Hose Dash Size
04
Inside Diameter
0.17 in
Material
Steel
Material Construction
Carbon Steel
Segment Code
C
Series
1R Series
Thread Sealant
Without Thread Sealant
Thread Size
7/16-20
Thread Type
UNF

Product Questions & Answers (1)

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Question by: Patty W on Jul 16, 2025, 8:19 PM
Will this fitting work on any standard -4 size hose?
Answer by: Customer Support on Jul 18, 2025, 7:11 PM
This Aeroquip fitting is made to connect with -4 dash size hose assemblies, so as long as your hose is that size, you should be good to go.

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