Threaded unions and adapters

Product / Chromatography

A comprehensive range of unions and adapters for English and metric threaded coned and flat-bottom ports plus NPT pipe threads: 10-32, M6 and 1/4-28 ports, and connectors for large-bore tubing into 5/16-24 and 1/2-20 ports. English and metric threaded adapters, NPT adapters, low-pressure unions, bulkhead unions, elbow connectors and large-bore unions are included.

Product group: Fittings and connectors
Brand: Biotech Fluidics

Manufacturer website

Source: manufacturer website (opens in a new tab) · Image: manufacturer website

Order codes and options

43 codes

Threaded unions and adapters order codes and properties
Code	Description (manufacturer)	Thru-hole	Swept volume	Pressure rating	Contents	Colour	Tubing	Threads
6000-076	PEEK Adapter, 5/16-24 C, M to 10-32 C, F	0.066" (1.70 mm)	49.8 µL	3,000 psi (207 bar)	no value	no value	no value	no value
P-135	PEEK Adapter, 5/16-24 FB, F to 1/4-28 F	0.080" (2.05 mm)	4.1 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-627	PEEK Adapter, 10-32 C, F to 1/4-28 FB, F	0.020” (0.50 mm)	0.30 µL	1,000 psi (69 bar)	F-300	no value	no value	no value
P-649	PEEK Adapter, 5/16-24 FB, F to 1/4-28 FB, M	0.063" (1.60 mm)	24.5 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-674	PEEK Adapter, 5/16-24 FB, F to 1/4-28 FB, M	0.040" (1.00 mm)	9.9 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-681	PEEK Adapter, 5/16-24 FB, F to 1/4-28 FB, M	0.125" (3.20 mm)	96.6 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-684	PEEK Adapter, 1/2-20 FB, F to 1/4-28 FB, M	0.130" (3.30 mm)	121.7 µL	250 psi (17 bar)	no value	no value	no value	no value
P-718	PEEK Adapter, 5/16-24 FB, M to 1/4-28 FB, F	0.040" (1.00 mm)	10.3 µL	1,000 psi (69 bar)	no value	no value	no value	no value
U-659	PEEK Adapter, 5/16-24 FB, F to 1/2-20 FB, F	Tapered***	42.0 µL	250 psi (17 bar)	U-655, U-650	no value	no value	no value
U-665	PEEK Adapter, 1/2-20 FB, F to 1/4-28 FB, F	0.063” (1.60 mm)	6.6 µL	250 psi (17 bar)	U-655, U-650	no value	no value	no value
P-652	PEEK Adapter, 1/4-28 FB, F to 10-32 C, M	0.030” (0.75 mm)	6.7 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-654	PEEK Adapter, 1/4-28 FB, F to 10-32 C, M, Extra Long	0.030” (0.75 mm)	9.5 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-669-01	PEEK Adapter, 10-32 C, F to 1/4-28 FB, M	0.040” (1.00 mm)	6.6 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-671	PTFE Adapter, 1/4-28 FB, F to 1/4-28 FB, M	0.040” (1.00 mm)	8.0 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-672	PEEK Adapter, 1/4-28 FB, F to 10-32 FB, M	0.050” (1.25 mm)	11.4 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-626	PEEK Adapter, 10-32 C, F to M6 FB, F	0.020” (0.50 mm)	0.3 µL	1,000 psi (69 bar)	F-300	no value	no value	no value
P-650	PEEK Adapter, M6 FB, F to 10-32 C, M	0.030” (0.75 mm)	6.7 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-670	PEEK Adapter, M6 FB, F to 1/4-28 FB, M	0.030” (0.75 mm)	2.6 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-673	PEEK Adapter, 5/16-24 FB, F to M6 FB, M	0.040" (1.00 mm)	9.9 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-694	PEEK Adapter, 1/4-28 FB, F to M6 FB, M	0.040" (1.00 mm)	11.3 µL	1,000 psi (69 bar)	no value	no value	no value	no value
P-920-01	PEEK Adapter, 10-32 C, F to M6 FB, M	0.040" (1.00 mm)	8.0 µL	1,000 psi (69 bar)	no value	no value	no value	no value
U-510	PEEK 1/8” NPT, M to 1/4-28 FB, F Adapter	0.062” (1.60 mm)	17.3 µL	500 psi (34 bar)	P-308, P-300	Red	1/8" OD	no value
U-514	PEEK 1/8” NPT, M to 5/16-24 FB, F Adapter	0.125” (3.2 mm)	70.4 µL	500 psi (34 bar)	P-132, P-133	Natural	3/16” OD	no value
U-500	PEEK 1/4” NPT, M to 1/4-28 FB, F Adapter	0.062” (1.60 mm)	17.3 µL	500 psi (34 bar)	P-308, P-300	Red	1/8" OD	no value
U-504	PEEK 1/4” NPT, M to 5/16-24 FB, F Adapter	0.125” (3.2 mm)	70.4 µL	500 psi (34 bar)	P-132, P-133	Natural	3/16” OD	no value
P-702	PEEK Union for 1/16” OD Tubing	0.020” (0.50 mm)	0.41 µL	1,000 psi (69 bar)	P-235 (2), P-200 (2)	Natural	no value	1/4-28 FB
P-703	PEEK Union for 1/8” OD Tubing	0.050” (1.25 mm)	2.57 µL	1,000 psi (69 bar)	P-335 (2), P-300 (2)	Natural	no value	1/4-28 FB
P-630	ETFE True ZDV Union for 1/16” OD Tubing	no value	no value	1,000 psi (69 bar)	P-245 (2), P-200N (2)	Natural	no value	1/4-28 FB
P-631	ETFE True ZDV Union for 1/8” OD Tubing	no value	no value	1,000 psi (69 bar)	P-345 (2), P-300N (2)	Natural	no value	1/4-28 FB
P-710	ETFE Union for 1/16” OD Tubing	0.030” (0.75 mm)	0.93 µL	1,000 psi (69 bar)	P-245 (2), P-200 (2)	Natural	no value	1/4-28 FB
P-603	Delrin True ZDV Standard Union	no value	no value	***	no value	Natural	no value	1/4-28 FB
P-620	Polypropylene True ZDV Standard Union	no value	no value	***	no value	Natural	no value	1/4-28 FB
P-623	ETFE True ZDV Standard Union	no value	no value	***	no value	Natural	no value	1/4-28 FB
P-602	Delrin Metric Union	0.020” (0.50 mm)	0.41 µL	***	no value	Black	no value	M6 FB
P-622	ETFE Metric Union	0.020” (0.50 mm)	0.41 µL	***	no value	Black	no value	M6 FB
P-645	PEEK Male Union	0.062” (1.60 mm)	61.3 µL	500 psi (34 bar)	no value	Natural	no value	1/4-28 FB
P-845-01	PEEK Union for 1/16” OD Tubing	0.020” (0.50 mm)	0.20 µL	***	no value	Red	no value	10-32 FB
P-440	PEEK Bulkhead Union	0.020” (0.50 mm)	1.9 µL	no value	SST Nut/Washer	Natural	no value	10-32 Coned
P-441	PEEK Bulkhead Union	0.040” (1.00 mm)	2.9 µL	no value	SST Nut/Washer	Red	no value	1/4-28 Flat bottom
P-441N	PEEK Bulkhead Union	0.040” (1.00 mm)	2.9 µL	no value	SST Nut/Washer	Natural	no value	1/4-28 Flat bottom
P-430	PEEK Elbow for 1/16” OD Tubing	0.020” (0.50 mm)	1.4 µL	no value	P-235 (2), P-200 (2)	Natural	no value	1/4-28 Flat bottom
P-432	PEEK Elbow for 1/8” OD Tubing	0.062” (1.60 mm)	13.6 µL	no value	P-335 (2), P-300 (2)	Natural	no value	1/4-28 Flat bottom
P-134	PEEK True ZDV Union	no value	no value	no value	no value	Natural	no value	5/16-24 Flat bottom

Technical specifications

Threaded unions and adapters technical specifications
Port / thread	1/4-28 FB; M6 FB; 10-32 FB; 10-32 Conical; 1/4-28 Flat bottom; 5/16-24 Flat bottom
Pressure rating	3,000 psi (207 bar); 1,000 psi (69 bar); 250 psi (17 bar); 500 psi (34 bar); ***

Source: biotechfluidics.com (opens in a new tab) · Manufacturer (IDEX Health & Science) product information: Biotech Fluidics page and part number tables. Values come from the manufacturer and are confirmed at the quotation stage.