The Global TTC 1 & 2 Wire Braid Steel Crimp Fitting serves as a reliable component for general purpose low and medium pressure hydraulics. This fitting features a straight design with 1/4-18 Male NPT connection and is suited for -04 hoses. Ideal for applications where shock hazards may exist, such as with H277 or H435 hoses. Engineered for consistent performance and durability, this fitting operates without the need for a mandrel and includes a hex size of 0.56.
Manufactured by Danfoss Power Solutions (II LLC Aeroquip), it is part of the Aeroquip 1A Series, designed to meet industry standards for robustness and reliability.
MPN: 1AA4MP4
Supplier Part Number: 1AA4MP4
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Specifications
Application
General purpose low and medium pressure hydraulics. Use H277 or H435 where shock hazards exist
D
1.14
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13554
End Size 1
0.25
End Size 2
0.25
End Type 1
NPTF
End Type 2
Line/Hose/Tube
Hex Size 2
0.56
Hose Size
-04
Mandrel Required
No
Supplier Part Number
1AA4MP4
Thread 1
1/4-18
Thread Sealant
No
Alternate Part Numbers
Alternate Part Number20011610, Alternate Part Number C1AQ18, Alternate Part Number MI-00302064, Alternate Part Number MINO-00015F50806
got a rig that runs with a fair bit of shock and jolting. these fittings hold up alright for that
Answer by: Customer Support on Nov 27, 2025, 6:10 AM
Heavy shock hazards require a different setup using H277 or H435 hoses. These steel crimp fittings handle general purpose low and medium pressure hydraulic lines just fine but are not meant for high impact applications.
Question by: Danny F on Jun 12, 2025, 6:59 PM
Trying to swap out an old Aeroquip fitting, is this one the straight male 1/4-18 pipe to -04 hose end?
Answer by: Customer Support on Jun 14, 2025, 6:55 PM
For a straight male pipe to hose connection, this one matches 1/4-18 male NPTF on one end and a -04 hose size on the other, and it is a steel crimp fitting in the Aeroquip TTC style.
Question by: Debbie B on Jun 17, 2025, 2:08 PM
fitting says it works with -04 hose, is that the only size it'll take, or can you run a -06 through it if you're in a pinch?
Answer by: Customer Support on Jun 18, 2025, 2:44 PM
Only -04 hose works with this one. The crimp geometry and bore are sized specifically for that dash size, so running a -06 through it isn't something it's built to handle. For -06 hose you'd need to look at a different fitting in the 1A Series lineup.
Question by: Donna B on Mar 21, 2026, 1:21 PM
trying to match up a crimp end i busted. Is 1AA4MP4 the straight 1/4-18 male NPT for a -04 hose?
Answer by: Customer Support on Mar 23, 2026, 9:34 AM
Fit-wise, 1AA4MP4 is a straight steel crimp fitting with a 1/4-18 male NPT end and it’s sized for -04 hose.