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DANFOSS / EATON #4 FP (SWIVEL) X #4 FP (RIGID) 45*

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Description & Features

This Eaton Aeroquip adapter is suitable for a range of applications, including marine and military, chemical processing, pulp and paper, food and beverage, and off-shore drilling.

This DANFOSS / EATON #4 FP (SWIVEL) X #4 FP (RIGID) 45* is an NPSM Female/NPTF Female 45° Elbow Adapter constructed of carbon steel with Dura-Kote plating for corrosion resistance. It offers design flexibility and operating pressures above SAE standards. This elbow adapter meets SAE 140331 certifications and is designed to perform in temperatures as low as -65 degrees Fahrenheit. The female end sizes are 0.25.

SKU: 2050-4-4S

Supplier Part Number (MPN): 2050-4-4S

Specifications

Brand
Aeroquip® by Danfoss
Connection Size 1
1/4 in
Connection Size 2
1/4 in
Connection Type
FNPSM Swivel, FNPT
Connection Type 1
FNPSM Swivel
Connection Type 2
Female NPTF
Dimension Standards
SAE 140331
Drop Dimensions
0.97 in
Finish
Dura-Kote™
Fitting Type
45 deg Elbow
Hex Size
11/16 in
Material
Steel
Material Construction
Carbon Steel
nmfc
50
Operating Temperature
-65
Series
2050 Series
Thread Size
1/4-18

Product Questions & Answers (1)

Question by: Daryl B on Jan 9, 2026, 12:40 PM
Would this fitting hold up okay in a marine environment, like on a boat?
Answer by: Customer Support on Jan 10, 2026, 8:18 PM
This Eaton Aeroquip adapter uses Dura-Kote plating, which gives it good corrosion resistance, so it should be suitable for marine applications.

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