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Fitting (Perm) Thermo NPTF

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Description & Features

Designed for use with Aeroquip Synflex Optimum 4T Series crimp hose assemblies, this carbon steel Fitting (Perm) Thermo NPTF connects a 1/4 in. NPTF male pipe thread to a -4 dash size hose end with a 3/4 in. hex. The permanent-style fitting is built for reliable, long-service integration within engineered hose assembly systems.

Dura-Kote plating provides corrosion resistance suited to demanding hydraulic environments. The fitting's design supports maximum uptime by extending hose assembly service life when used as part of a system-matched Aeroquip assembly. At 0.22 lb., it is a compact, lightweight component.

SKU: 4TA4PS4

Supplier Part Number (MPN): 4TA4PS4

Specifications

Brand
Synflex Optimum by Danfoss
a Dimensions
2.51 in
Compatible Hose ID
1/4 in
Connection Size 1
1/4 in
Connection Size 2
1/4 in
Connection Type
Hose, MNPT Swivel
Connection Type 1
Hose
Connection Type 2
Male NPTF Swivel
Construction Style
Crimp
Cut-Off Factor
1.62 in
Dimensions
2.51 in L
End Gender 1
Male
End Size 1
1/4 in
Finish
Dura-Kote™
Fitting Type
Hose Fitting
For Use With
3TR18CT, 3TR8, 3TR8N, 3TR7 and 3TR7N Series Hoses
Hex Size
3/4 in
Hose Dash Size
04
Inside Diameter
0.17 in
Material
Steel
Material Construction
Carbon Steel
Seal Material
NBR
Series
4T Series
Thread Sealant
Without Thread Sealant
Thread Size
1/4-18
Thread Type
NPTF

Product Questions & Answers (1)

Question by: Brenda H on Oct 20, 2025, 10:56 AM
I need to hook up some hoses, and this looks like it might fit the bill. What size is that pipe thread on the end?
Answer by: Customer Support on Oct 21, 2025, 4:42 PM
The NPTF male pipe thread is 1/4 inch. It's designed to connect to a -4 dash size hose end.

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