T4000 – BSPT / BSPP

BSPT: BRITISH STANDARD PIPE TAPER
Sealing Method: Tapered thread or 30° cone seat
Thread Form: 55°
Thread Standard: Whitworth thread ISO 7-1, BS 21, AS1722.1, DIN 3852-2 (Form C)
BSPP: BRITISH STANDARD PIPE PARALLEL
Sealing Method: 30° cone seat
Thread Form: 55°
Thread Standard: Whitworth ISO 228-1, BS 2779, AS 1722.2
Connection Standard: BS 5200, ISO 8434-6