Stainless Steel Adapter, 1/4-18 Female NPT To 9/16-18 Male JIC 37 deg Flare, Straight

Alternate Part Numbers Alternate Part Number C1DA35, Alternate Part Number MI-08750333, Alternate Part Number MINO-00766X89823	Brand Ssp Fittings Corp	Brand SSP Fittings Corp	Pack Size 1.00	UOM EA	L 1.87	Supplier Part Number J6FC	Thread 1 1/4-18	Thread 2 9/16-18	Thread Sealant No	Tube O.D. 0.38	Tube O.D. 0.38	Product Weight 0.11 lbs

Product Questions & Answers

Just wanna make sure this fits – I need to go from a 1/4" female NPT to a 9/16" male JIC. Is that what this is?

Question by: Pete W on Aug 18, 2025, 7:54 PM

That's exactly right. This stainless steel adapter is designed to connect a 1/4-18 female NPT to a 9/16-18 male JIC 37-degree flare.

Answer by: Customer Support on Aug 20, 2025, 6:50 AM

Model Number	Tube O.D.	Thread 1	Thread 2	L
J4-4FC	0.25	1/4-18	7/16-20	1.74
J10FC	0.63	1/2-14	7/8-14	2.54
J12FC	0.75	3/4-14	1-1/16-12	2.52
J16FC	1	1-11-1/2	1-5/16-12	3.1
J4FC	0.25	1/8-27	7/16-20	1.55
J6-6FC	0.38	3/8-18	9/16-18	1.88
J6FC	0.38	1/4-18	9/16-18	1.87
J8-8FC	0.5	1/2-14	3/4-16	1.75
J8FC	0.5	3/8-18	3/4-16	2.06