b'4.51 Air Brake Fittings - Compression Components1/2 BSP Bulkhead Coupling Equal Tee Connector Lock NutTube OD Part No Thread Part No Thread Part No12mm 9500009 M16 x 1.5 0865321 M12 x 1.5 0865264M16 x 1.5 0867385M18 x 1.5 0883894M22 x 1.5 0865265Drain Tap & Cable 6ft Drain TapBlanking PlugThread Part No Thread Part NoM22 x 1.5 9507036 1/4 BSP 0865539Thread Part NoThrustRing & O Ring M10 x 1 0883888Thread Thrust O Ring Thrust & M12 x 1.5 0865261Size Ring O Ring M14 x 1.5 0883889M10 0865532 M16 x 1.5 0865203Air Brake M12 0865237 0865397 M18 x 1.5 0883890M14 0865394 0865398 0865533 M22 x 1.5 0865204M16 0865395 0865399 0865233M18 0883901 0883902 9500277M22 0865396 0865400 0868357 Tube NutBonded Sealing Ring Aluminium Sealing RingTube OD Part No6mm 0883891Thread Size Part No. 8mm 0883892M12 0865388 10mm 0865262Thread Size Part No. M14 0865389 12mm 0865263M14 0865441 M16 0865390 15mm 0883893M16 0865442 M18 0865391 16mm 0867799M22 0865444 M22 0865392 18mm 9500317www.trpparts.com'