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32MORB-20FP STRAIGHT

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Description & Features

This straight fitting features a male SAE O-ring boss thread (B1) and a female NPSM thread (B2).

The 32MORB-20FP STRAIGHT is constructed from steel and conforms to SAE J514 standards for the B1 thread and SAE J476 standards for the B2 thread. The B1 thread measures 2-1/2-12 with a drill size of 1.781 mm, while the B2 thread measures 1-1/4-11-1/2 with a drill size of 1.250 mm. The O-ring seal is made from NBR material.

SKU: 6405-32-20-O

Supplier Part Number (MPN): 6405-32-20-O

Alternate Part Numbers: 6405-32-20, A2216-20-32S, C1FT75

Specifications

Connection Size 1
2 in
Connection Size 2
1-1/4 in
Connection Type
FNPT, Male SAE ORB
Connection Type 1
Male SAE ORB
Connection Type 2
FNPTF
Dimension Standards
SAE J1926, SAE J476, SAE J514
Dimensions
2 in L
Finish
Trivalent Zinc-Plated
Fitting Type
Adapter
Hex Size
2-3/4 in
Material
Steel
Material Construction
12L14/C1045 Steel
Operating Temperature
-40 to 250 deg F
Seal Material
NBR
Series
6405-O Series
Thread 2 Drill Dimensions
1.25 in
Thread B1 Drill Dimensions
1.781 in
Thread Size
2-1/2-12 x 1-1/4-11-1/2

Product Questions & Answers (1)

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Question by: Brent M on Jan 30, 2026, 10:36 AM
Wondering if this fitting will work with standard NPSM threads?
Answer by: Customer Support on Jan 31, 2026, 7:34 PM
This straight fitting has a female NPSM thread (B2) that conforms to SAE J476 standards. The B2 thread measures 1-1/4-11-1/2 with a drill size of 1.250 mm.

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