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Brass Adapter, 3/4-14 Male NPT To 3/4-14 Male NPT, Straight Hex Nipple

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Description & Features

The Danfoss / Eaton Hex Nipple is specifically engineered for grease refrigeration instrumentation and hydraulic systems. This sturdy brass adapter ensures optimal performance thanks to its 3/4-14 Male NPTF threading on both ends establishing a secure reliable connection.

Designed by Danfoss Power Solutions (Aeroquip Inc-Alternate) the hex nipple supports applications involving fuel LP and natural gas upon special order. It is built to withstand harsh conditions with a minimum working temperature of -65 degrees Fahrenheit.

The straight brass adapter features a simple but effective design making it a dependable choice for industrial purposes.

MPN: 3325X12

Supplier Part Number: 3325X12

Specifications

Connection Size 1
3/4 in
Connection Size 2
3/4 in
Connection Type
MNPT
Connection Type 1
Male NPTF
Connection Type 2
Male NPTF
Dimension Standards
SAE 130137
Fitting Type
Nipple
For Use With
Brass, Bronze and Iron Pipes
Hex Size
1.06 in
I Dimensions
1.94 in
Material
Brass
Material Construction
CA360 Brass
Segment Code
A
Series
3325 Series
Thread Size
3/4-14
Threaded Sealant
Without Thread Sealant

Product Questions & Answers (1)

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Question by: Danny R on Feb 24, 2026, 3:41 PM
Will this here fitting work okay for hooking up some refrigeration lines?
Answer by: Customer Support on Feb 26, 2026, 1:41 PM
It's made to handle refrigeration systems, along with grease and hydraulics. Just be sure to order it special if you need it for fuel, LP, or natural gas.

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