12MFS-16MP STRAIGHT

Description & Features

This straight fitting features a 1-3/16-12 A thread and a 1-11-1/2 B thread.

The 12MFS-16MP STRAIGHT has a 0.609 Brennan A drill and a 0.938 Brennan B drill. It features a 3/4 inch tube OD and a 1.375 inch hex size. This FS2404 series fitting has a 2.130 inch FF length.

SKU: FS2404-12-16

Supplier Part Number (MPN): FS2404-12-16

Alternate Part Numbers: AFF2031T1216S, FF2404-12-16

Specifications

Brand
BRENNAN
a Drill Dimensions
0.609 in
Connection Size 1
3/4 in
Connection Size 2
1 in
Connection Type
Male ORFS, MNPT
Connection Type 1
Male SAE ORFS
Connection Type 2
Male SAE 30 deg NPTF
Dimension Standards
SAE J1453, SAE J476, SAE J515
Dimensions
2.06 in L
Finish
Trivalent Zinc-Plated
Fitting Type
Adapter
Hex Size
1.312 in
Material
Steel
Material Construction
AISI 12L14/1045 Steel
Maximum Operating Pressure
4500 psi
Operating Temperature
-40 to 250 deg F
Series
FS2404 Series
Thread Size
1-3/16-12 x 1-11-1/2
Tube Outside Diameter
3/4 in

Product Questions & Answers (1)

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Question by: Brett A on Mar 20, 2026, 7:13 PM
So, this has two different thread sizes, right? What are they actually used for?
Answer by: Customer Support on Mar 22, 2026, 6:49 AM
This fitting uses the A thread (1-3/16-12) and the B thread (1-11-1/2) to connect different components within a hydraulic system. The different thread sizes allow for adapting between various port sizes.

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