SAE O-Ring Boss(adj.),37° Flare

Description & Features

Designed for hydraulic, instrumentation, and chemical processing systems, this carbon steel tee adapter from Eaton Aeroquip provides three-point connectivity with dual SAE 37° flare male ends and an adjustable SAE O-Ring Boss male port. Conforming to SAE 070429 certification, it is built to handle operating pressures above standard SAE requirements, making it a reliable choice for demanding fluid power circuits.

The SAE O-Ring Boss (adj.), 37° Flare adapter features Dura-Kote plating for corrosion resistance across a wide operating temperature range, rated down to -65°F. Constructed from carbon steel with a hex size of 1.875 and a drop dimension of 2.25, it fits within the broad 203003 Series adapter family, which offers extensive style options for configuration flexibility. Package weight is 0.8 lb.

SKU: 203003-20-20S

Supplier Part Number (MPN): 203003-20-20S

Specifications

Connection Size 1
1-1/4 in
Connection Size 2
1-1/4 in
Connection Type
Male JIC, SAE ORB
Connection Type 1
SAE ORB
Connection Type 2
Male SAE 37 deg JIC Flare
Connection Type 3
SAE ORB
Dimension Standards
SAE 070429/J1926/J514
Drop Dimensions
2-1/4 in
Finish
Dura-Kote™
Fitting Type
Tee
Hex Size
1-7/8 in
Material
Steel
Material Construction
Carbon Steel
nmfc
50
Operating Temperature
-40 to 250 deg F
Segment Code
C
Series
203003 Series
Thread Size
1-5/8-12

Product Questions & Answers (1)

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Question by: Jerry O on Feb 25, 2026, 6:37 AM
got a tee adapter job here, are all three ends on this one male and what styles are they?
Answer by: Customer Support on Feb 26, 2026, 5:13 PM
All three connections are male. It is a tee adapter with two SAE 37 degree flare male ends and one SAE O-Ring Boss (ORB) male end.

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