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06MFS-04MAORB STRAIGHT

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Description & Features

This straight fitting features a 3/8 inch tube OD connection. The 06MFS-04MAORB STRAIGHT fitting has a Brennan A drill size of 0.264 inches with an 11/16-16 thread, and a Brennan B drill size of 0.172 inches with a 7/16-20 thread.

It also features a 0.750 inch H hex and a 1.343 inch L length. This fitting is part of the FS6400-O Brennan series.

SKU: FS6400-06-04-O

Supplier Part Number (MPN): FS6400-06-04-O

Alternate Part Numbers: AFF1852T0604S, FF6400-06-04, FS6400-06-04

Specifications

Brand
BRENNAN
a Drill Dimensions
0.264 in
b Drill Dimensions
0.172 in
Connection Size 1
3/8 in
Connection Size 2
1/4 in
Connection Type
Male ORFS, Male SAE ORB
Connection Type 1
Male SAE ORFS
Connection Type 2
Male SAE ORB
Dimension Standards
SAE J1453, SAE J1926
Dimensions
1.343 in L
Finish
Trivalent Zinc-Plated
Fitting Type
Adapter
Hex Size
3/4 in
Material
Steel
Material Construction
AISI 12L14/C1045 Steel
Operating Temperature
-40 to 250 deg F
Series
FS6400-O Series
Thread Size
11/16-16 x 7/16-20
Tube OD
3/8 in
Tube Outside Diameter
0.38 in

Product Questions & Answers (1)

Question by: Ross H on Oct 15, 2025, 12:52 PM
What's the hex size on this straight fitting? Need to make sure my wrench will fit.
Answer by: Customer Support on Oct 16, 2025, 12:52 PM
The hex size on this fitting is 0.750 inches.

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