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12MFS-27MM ISO 6149 Straight

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Description & Features

This straight steel fitting, designated as 12MFS-27MM ISO 6149 Straight, features a Male Face Seal O-Ring (SAE J1453) with a thread size of 1-3/16-12. It also incorporates a Male Metric ISO 6149 O-Ring with a thread size of M27X2.0.

The Brennan Oring Seal Material is NBR. This fitting conforms to the FS7640-O-ISO 6149 Brennan series.

SKU: FS7640-12-27-O

Supplier Part Number (MPN): FS7640-12-27-O

Specifications

Brand
BRENNAN
Connection Size 1
3/4 in
Connection Type
Male Metric, Male ORFS
Connection Type 1
Male ORFS
Connection Type 2
Male Metric ORB
Dimension Standards
SAE J1453
Finish
Zinc Trivalent
Fitting Type
Adapter
Hex Size
1.26 in
Material
Steel
Material Construction
12L14/C1045 Steel
Maximum Operating Pressure
6000 psi
Operating Temperature
-40 to 250 deg F
Seam Material
NBR
Series
FS7640-O-ISO 6149 Series
Thread Size
1-3/16-12 x M27x2
Thread Specification B2
ISO 6149 O-ring Port

Product Questions & Answers (1)

Question by: Glen W on Oct 19, 2025, 12:51 PM
Just want to make sure, this is a straight fitting, right?
Answer by: Customer Support on Oct 20, 2025, 2:25 PM
Yes, this is a straight steel fitting.

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