8MBSPP-4MBSPP - 1/2" Male British Parallel Pipe to 1/4" Male British Parallel Pipe Female Flat Face Swivel - Straight 13 (in) Nut Hex Size

13 (in) Nut Hex Size 1-1/4 (in) Thread Pitch 12 Thread Size 1 1-1/16"-12

5 Thread Size 1 M14X1

Nut Hex Size 24 (mm) Stem Hex Size 14 (mm) Thread Pitch 1

5 Tube OD 6 Tube OD 1 6 (mm)

8MBSPP-4MBSPP - 1/2" Male British Parallel Pipe to 1/4" Male British Parallel Pipe Female Flat Face Swivel - Straight 13 (in) Nut Hex SizeProduct Details BSPP (parallel) male connection is comparable to NPSM male except most sizes have a different thread pitch. A captive seal is made using metal to metal angled surfaces or a combination of metal to metal and an O ring. This type of connection is very similar (but not interchangeable) with the American NPSM male. The female swivel BSPP has a tapered nose flareless swivel where the seal occurs on the cone seat of the male connector.