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Steel Adapter, 1/4-18 Male NPT To 7/16-20 Male JIC 37 deg Flare, Straight

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Description & Features

Part of the Eaton Aeroquip 2021 Series, this straight adapter connects a 1/4-18 Male NPT thread to a 7/16-20 Male JIC 37-degree flare in a compact, inline configuration with an overall length of 1.42 inches. Constructed in steel, it is suited for use in demanding fluid conveyance applications across marine and military, chemical processing, pulp and paper, food and beverage, and offshore drilling environments.

The Steel Adapter, 1/4-18 Male NPT To 7/16-20 Male JIC 37 deg Flare, Straight is cataloged under Eaton Aeroquip catalog number C1AV12 and is a reliable choice where NPT-to-JIC transitions are required in hydraulic systems subject to varied service conditions.

SKU: 2021-4-4S

Supplier Part Number (MPN): 2021-4-4S

Alternate Part Numbers: C1AV12, MI-00310046, MINO-00015F60055

Specifications

A
1.42
Alternate Part Numbers
Alternate Part Number C1AV12, Alternate Part Number MI-00310046, Alternate Part Number MINO-00015F60055
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
13554
End Gender 2
13556
End Size 1
0.25
End Size 2
0.44
End Type 1
NPTF
End Type 2
SAE 37
Minimum Working Temperature
-40
Supplier Part Number
2021-4-4S
Thread 1
1/4-18
Thread 2
7/16-20
Thread Sealant
No
Tube I.D. 1
0.28
Tube I.D. 2
0.17
Tube O.D.
0.25
Tube O.D.
0.25
Product Weight
0.06 lbs

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Product Questions & Answers (2)

Question by: Shane R on Aug 10, 2025, 6:15 AM
trying to hook a 1/4-18 pipe port to a JIC line, is this the right straight adapter?
Answer by: Customer Support on Aug 12, 2025, 6:55 AM
For that kind of hookup, it matches a 1/4-18 male NPTF on one end and a 7/16-20 male SAE 37 degree (JIC) flare on the other, in a straight configuration.
Question by: Steve C on Jan 9, 2026, 5:50 PM
Will this adapter work for connecting a 1/4 inch NPT male pipe to a 7/16 inch JIC flared fitting?
Answer by: Customer Support on Jan 11, 2026, 12:58 PM
This straight adapter is designed to connect a 1/4-18 male NPT pipe thread to a 7/16-20 male JIC 37-degree flared fitting.