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Parker CPI™/A-LOK® Instrumentation Tube Fittings are designed as leak-free connections for process, power and instrumentation applications. The CPI tube fittings utilize a single ferrule for easy make-up and excellent performance in vibration applications. The “spring loaded” effect of the single ferrule creates a constant tension between the fitting body and fitting nut. The A-LOK two ferrule compression tube fittings are designed to provide reliable leak-free connections for applications thatmore
BSPP Tube End Male Adapter for fractional tube
Unit of Measure
1 2 

Item #

Connection Type

Tube O.D.

BSPP Thread

A

K

R

W HEX

Bore

2-2R T2HF N/A Tube to BSPP N/A 1/8 in N/A 1/8 N/A 1.09 in N/A .53 in N/A .28 in N/A 9/16 in N/A .05 in
2-4R T2HF N/A Tube to BSPP N/A 1/8 in N/A 1/4 N/A 1.31 in N/A .53 in N/A .44 in N/A 3/4 in N/A .05 in
4-2R T2HF N/A Tube to BSPP N/A 1/4 in N/A 1/8 N/A 1.19 in N/A .63 in N/A .28 in N/A 9/16 in N/A .16 in
4-4R T2HF N/A Tube to BSPP N/A 1/4 in N/A 1/4 N/A 1.50 in N/A .63 in N/A .44 in N/A 3/4 in N/A .18 in
6-2R T2HF N/A Tube to BSPP N/A 3/8 in N/A 1/8 N/A 1.34 in N/A .69 in N/A .28 in N/A 3/4 in N/A .05 in
6-4R T2HF N/A Tube to BSPP N/A 3/8 in N/A 1/4 N/A 1.47 in N/A .69 in N/A .44 in N/A 3/4 in N/A .25 in
6-6R T2HF N/A Tube to BSPP N/A 3/8 in N/A 3/8 N/A 1.50 in N/A .69 in N/A .44 in N/A 7/8 in N/A .28 in
6-8R T2HF N/A Tube to BSPP N/A 3/8 in N/A 1/2 N/A 1.69 in N/A .69 in N/A .56 in N/A 1 1/16 in N/A .28 in
8-4R T2HF N/A Tube to BSPP N/A 1/2 in N/A 1/4 N/A 1.69 in N/A .91 in N/A .44 in N/A 3/4 in N/A .25 in
8-6R T2HF N/A Tube to BSPP N/A 1/2 in N/A 3/8 N/A 1.72 in N/A .91 in N/A .44 in N/A 7/8 in N/A .31 in
8-8R T2HF N/A Tube to BSPP N/A 1/2 in N/A 1/2 N/A 1.94 in N/A .91 in N/A .56 in N/A 1 1/16 in N/A .39 in
10-8R T2HF N/A Tube to BSPP N/A 5/8 in N/A 1/2 N/A 1.97 in N/A .97 in N/A .56 in N/A 1 1/16 in N/A .47 in
12-12R T2HF N/A Tube to BSPP N/A 3/4 in N/A 3/4 N/A 2.09 in N/A .97 in N/A .63 in N/A 1 5/16 in N/A .58 in
16-16R T2HF N/A Tube to BSPP N/A 1 in N/A 1 N/A 2.53 in N/A 1.22 in N/A .72 in N/A 1 5/8 in N/A .80 in
2MA2R N/A Tube to BSPP N/A 1/8 in N/A 1/8 N/A 1.09 in N/A .53 in N/A .28 in N/A 9/16 in N/A .05 in
2MA4R N/A Tube to BSPP N/A 1/8 in N/A 1/4 N/A 1.31 in N/A .53 in N/A .44 in N/A 3/4 in N/A .05 in
4MA2R N/A Tube to BSPP N/A 1/4 in N/A 1/8 N/A 1.19 in N/A .63 in N/A .28 in N/A 9/16 in N/A .16 in
4MA4R N/A Tube to BSPP N/A 1/4 in N/A 1/4 N/A 1.50 in N/A .63 in N/A .44 in N/A 3/4 in N/A .18 in
6MA2R N/A Tube to BSPP N/A 3/8 in N/A 1/8 N/A 1.34 in N/A .69 in N/A .28 in N/A 3/4 in N/A .05 in
6MA4R N/A Tube to BSPP N/A 3/8 in N/A 1/4 N/A 1.47 in N/A .69 in N/A .44 in N/A 3/4 in N/A .25 in
6MA6R N/A Tube to BSPP N/A 3/8 in N/A 3/8 N/A 1.50 in N/A .69 in N/A .44 in N/A 7/8 in N/A .28 in
6MA8R N/A Tube to BSPP N/A 3/8 in N/A 1/2 N/A 1.69 in N/A .69 in N/A .56 in N/A 1 1/16 in N/A .28 in
8MA4R N/A Tube to BSPP N/A 1/2 in N/A 1/4 N/A 1.69 in N/A .91 in N/A .44 in N/A 3/4 in N/A .25 in
8MA6R N/A Tube to BSPP N/A 1/2 in N/A 3/8 N/A 1.72 in N/A .91 in N/A .44 in N/A 7/8 in N/A .31 in
8MA8R N/A Tube to BSPP N/A 1/2 in N/A 1/2 N/A 1.94 in N/A .91 in N/A .56 in N/A 1 1/16 in N/A .39 in
Unit of Measure
1 2