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Danfoss / Eaton Brass Adapter

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Description & Features

Designed for hydraulic and instrumentation systems, this 90° brass elbow adapter connects a 1/2 in. NPTF male thread to a 1/2 in. female line/hose/tube end, making it well-suited for routing fluid lines in confined or angled installations. The brass construction provides reliable durability across a wide range of operating conditions, with a minimum working temperature rating of -65°F.

The Danfoss / Eaton Brass Adapter features Dura-Kote plating for superior corrosion resistance and is rated for operating pressures above SAE standards. With a hex size of 0.81 in. and a drop dimension of 1.30 in., the fitting is sized for straightforward integration into existing hydraulic and pneumatic assemblies. Available as part of the Aeroquip line, this adapter is drawn from a broad range of elbow adapter styles, offering configuration flexibility across varied system layouts.

SKU: 691X8X8

Supplier Part Number (MPN): 691X8X8

Specifications

Brand
Aeroquip® by Danfoss
Connection Size 1
1/2 in
Connection Size 2
1/2 in
Connection Type
MNPT, Tube
Connection Type 1
Tube OD
Connection Type 2
Male NPTF
Drop Dimensions
1.3 in
Fitting Type
90 deg Elbow
For Use With
Aluminum, Copper and Plastic Tubings
Hex Size
0.81 in
Material
Brass
Material Construction
Brass
nmfc
60
Segment Code
C
Series
691X Series

Product Questions & Answers (1)

Question by: Hank G on Mar 20, 2026, 7:15 PM
Would this fitting hold up okay in a hydraulic setup on farm equipment, ya know, out in the weather and all?
Answer by: Customer Support on Mar 22, 2026, 7:02 AM
Dura-Kote plating gives this adapter excellent corrosion resistance, so it should hold up well in outdoor conditions.

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