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Steel Adapter, 0.50 Braze Port To Male O-Ring Face Seal, Straight

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Description & Features

Designed for demanding industrial environments, the Steel Adapter, 0.50 Braze Port To Male O-Ring Face Seal, Straight is a straight-configuration fitting from Eaton Aeroquip's FF1851T Series, built to connect a 0.50 braze port to a male O-ring face seal (ORS) end in a single inline assembly. Constructed in steel, it suits high-integrity hydraulic connections where leak-free performance is essential.

With dimensional values of 1.01 (A) and 0.38 (B), this adapter is suited for a range of heavy-duty applications including marine and military equipment, chemical processing systems, pulp and paper processing, food and beverage processing, and offshore drilling installations. The O-ring face seal end provides a reliable, vibration-resistant seal well suited to these environments.

SKU: FF1851T0808S

Supplier Part Number (MPN): FF1851T0808S

Alternate Part Numbers: C1EQ32, MI-02030380, MINO-00015J26318

Specifications

Brand
Aeroquip® by Danfoss
b Dimensions
0.38 in
Connection Size 1
1/2 in
Connection Size 2
1/2 in
Connection Type
Braze, Male ORFS
Connection Type 1
Male ORFS
Connection Type 2
Braze
Dimension Standards
SAE 520104/J1453
Dimensions
1.01 in L
Finish
Dura-Kote™
Fitting Type
Adapter
Hex Size
7/8 in
Material
Steel
Material Construction
Carbon Steel
Operating Temperature
-40 to 250 deg F
Seal Material
NBR
Series
FF1851T Series
Thread Size
13/16-16
Tube OD
1/2 in

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Product Questions & Answers (3)

Question by: Ross B on Feb 25, 2026, 4:01 PM
Got a braze port connection on some offshore equipment and need to transition over to an O-ring face seal. This the right kind of adapter for that?
Answer by: Customer Support on Feb 27, 2026, 6:17 AM
For a 0.50 braze port transitioning to a male O-ring face seal, yes, that's exactly what this fitting handles. It's a straight inline adapter, so there's no angle or offset to account for. The ORS end gives you a solid, vibration-resistant seal, which matters a lot in offshore environments where things never really stay still. Steel construction holds up well in those conditions too.
Question by: Harvey M on Feb 5, 2026, 7:49 PM
got a line with a 1/2 braze port on it, will this adapter get me over to a male ORS without changing the layout?
Answer by: Customer Support on Feb 7, 2026, 6:44 AM
It bridges a 0.50 braze port straight over to a male O ring face seal end in one inline adapter, so it is meant for a straight through connection rather than an elbow or offset.
Question by: Freddie M on Oct 11, 2025, 4:57 PM
If I'm connecting this adapter to machinery that vibrates a good bit, will that O-ring seal hold up alright?
Answer by: Customer Support on Oct 13, 2025, 8:57 AM
These Eaton Aeroquip adapters are made for rugged situations. The O-ring face seal is designed to provide a reliable, vibration-resistant connection, which should help prevent leaks in your machinery.

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