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#12 MP X #12 FP

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Description & Features

This straight steel expander features a #12 MP x #12 FP connection. The fitting conforms to SAE J476 standards, and it has a maximum dynamic pressure of 4,000 PSI.

The #12 MP X #12 FP adapter is part of the Brennan 5405 series and features a male NPTF thread type on the B1 side and a female NPTF thread type on the B2 side. Both sides have a 3/4-14 thread size and a 0.719 mm thread drill size.

SKU: 5405-12-12

Supplier Part Number (MPN): 5405-12-12

Alternate Part Numbers: A2040-12-12S

Specifications

Brand
BRENNAN
Connection Size 1
3/4 in
Connection Size 2
3/4 in
Connection Type
FNPT, MNPT
Connection Type 1
Male SAE 30 deg NPTF
Connection Type 2
Female SAE NPTF
Dimension Standards
SAE J476
Dimensions
1.93 in L
Finish
Trivalent Zinc-Plated
Fitting Type
Expander
Hex Size
1-3/8 in
Material
Steel
Material Construction
12L14/C1045 Steel
Maximum Operating Pressure
4000 psi
Series
5405 Series
Thread 2 Drill Dimensions
0.719 in
Thread B1 Drill Dimensions
0.719 in
Thread Size
3/4-14

Product Questions & Answers (1)

Question by: Brett W on Apr 9, 2025, 12:56 PM
Is this the right fitting if I need to expand from a #12 male to a #12 female NPTF connection?
Answer by: Customer Support on Apr 10, 2025, 9:30 PM
That's exactly what this straight steel expander is for, yes. It goes from a #12 MP to a #12 FP, both with NPTF threads.

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