Steel Adapter, 1/4-18 Female NPT To 9/16-18 Male SAE O-Ring Boss (Straight Thread O-Ring), Straight

Description & Features

Optimize your hydraulic systems with the Steel Adapter featuring a 1/4-18 Female NPT to 9/16-18 Male SAE O-Ring Boss connection. This straight-threaded adapter is crafted from durable steel, ensuring reliable performance across various demanding environments. Suitable for marine, military, chemical processing, pulp and paper industries, and off-shore drilling, this adapter is engineered to meet rigorous industry standards.

Manufactured by Eaton Aeroquip, the adapter boasts a precise fit and exceptional sealing capabilities, thanks to its SAE O-Ring Boss design. This ensures leak-free connections, maximizing efficiency and minimizing downtime in critical applications. The robust build of the adapter supports its use in high-pressure conditions, making it a dependable choice for professionals.

SKU: 2216-4-6S

Supplier Part Number (MPN): 2216-4-6S

Alternate Part Numbers: C1BC80, FMC600834, MI-00320200, MINO-00015F65786

Specifications

A
1.24
Alternate Part Numbers
Alternate Part Number C1BC80, Alternate Part Number FMC600834, Alternate Part Number MI-00320200, Alternate Part Number MINO-00015F65786, Alternate Part Number MINO-00925X09661
Application
Marine/Military, Chemical Processing, Pulp and Paper Industries, Food and Beverage Processing, Off-Shore Drilling
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13553
End Gender 2
13556
End Size 1
0.25
End Size 2
0.56
End Type 1
NPTF
End Type 2
SAE ORB
Minimum Working Temperature
-40
Supplier Part Number
2216-4-6S
Thread 1
1/4-18
Thread 2
9/16-18
Thread Sealant
No
Tube I.D. 1
0.30
Product Weight
0.04 lbs

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Product Questions & Answers (1)

Question by: Wade R on Jan 25, 2026, 6:12 PM
Can this adapter handle marine environments without corroding too fast?
Answer by: Customer Support on Jan 27, 2026, 6:01 AM
This Eaton Aeroquip adapter is suitable for marine applications, along with chemical processing, pulp and paper, and food and beverage processing.