03 JIC TUBE NUT

Description & Features

This 03 JIC Tube Nut is made from straight steel and is part of the 0318 series.

It features a 3/8-24 thread size with SAE J514 specification. The nut has a C Hex 1mm dimension of 0.438 and an overall length of 0.610 mm.

SKU: 0318-03

Supplier Part Number (MPN): 0318-03

Alternate Part Numbers: A1290-3S

Connection Size 1 3/16 in	Connection Type JIC	Connection Type 1 SAE 37 deg JIC Flare Tube	Cubic Inch Space L x W x H Dimensions 0.117 cu-in	Dimension Standards SAE J514	Dimensions 0.61 in L	Finish Trivalent Zinc-Plated	Fitting Type Nut	Hex Size 7/16 in	Material Steel	Material Construction 12L14/C1045 Steel	Series 0318 Series	Thread B1 Drill Dimensions 0.241 in	Thread Size 3/8-24

Question by: Hugh P on Dec 31, 2025, 11:45 AM

What size thread does this lil' fella use?

Answer by: Customer Support on Jan 2, 2026, 9:40 AM

This 03 JIC tube nut uses a 3/8-24 thread.