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TUBE UNION

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Description & Features

This tube union features a 1 1/2 inch tube OD and a 1 7/8-12 Brennan B1 thread.

This straight tube union, part of the C2403 series, features a B1 drill size of 1.344 and a K1 depth of 0.485. The B2 drill size is 1.344 with a K2 depth of 0.485. It has a C hex size of 2.000 and an L length of 1.960.

SKU: C2403-24-24

Supplier Part Number (MPN): C2403-24-24

Specifications

Brand
BRENNAN
b1 Drill Dimensions
1.344 in
b2 Drill Dimensions
1.344 in
Connection Size 1
1-1/2 in
Connection Size 2
1-1/2 in
Connection Type
Bite
Connection Type 1
SAE Flareless Bite
Connection Type 2
SAE Flareless Bite
Dimension Standards
SAE J514
Finish
Trivalent Zinc-Plated
Fitting Type
Adapter
Hex Size
2 in
k1 Depth Dimensions
0.485 in
k2 Depth Dimensions
0.485 in
Material
Steel
Material Construction
12L14/C1045 Steel
Series
C2403 Series
Thread Size
1-7/8-12

Product Questions & Answers (1)

Question by: Ralph J on Aug 24, 2025, 6:45 AM
What size tubing does this union fit?
Answer by: Customer Support on Aug 25, 2025, 9:55 PM
This tube union is designed to fit tubing with a 1 1/2 inch outside diameter.

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