
Mill-Thread Insert .A\V/ Whitworth (BSW, BSF, BSP, BSB) National Pipe Thread (NPT) P Tywvwvy rrH P/yyvyXAA n Same Insert for External andInternal thread. A -*l TX— Conical pipe thread inserts are one-sided and may be used for both H o n99YTaper 1:16ScrewExternal and Internal threading.AT Insert size = A Insert size = A Pitch (TPI) 12 14 21 30 40 Pitch (TPI) 12 14 21 30 40 24 14El 24W 18 12El 18 NPT 14El 18 NPT 20 14El 20W 21EI 20W 14 14El 14 NPT 21EI 14 NPT 19 * 12El 19 W 14El 19W 21EI 19W 11.5 21EI 11.5 NPT 30EI 11.5 NPT 40El 11.5 NPT 18 14El 18W 8 30EI 8 NPT 40El 8 NPT 16 14El 16W 21EI 16W 30EI 16W H 6.3 7.5 12.0 16.0 20.0 14 14El 14W 21EI 14W 30EI 14W 12 14EI 12W T 2.9 3.1 4.7 5.5 6.3 11 * 14El 11W 21EI 11W 30EI 11W 40EI 11W 10 21EI 10W 8 40El 8W H 6.3 7.5 12.0 16.0 20.0 T 2.9 3.1 4.7 5.5 6.3 PG - DIN 40430 * One cutting edge P ywvwvY British Standard Pipe Thread (BSPT) HConical pipe thread inserts are one- sided and may be used for bothExternal and Internal threading. A —I T 6UE Conical pipe thread inserts are one-90Y \Taper 1:16Screwsided and may be used for bothExternal and Internal threading.PH ^y\/yyv\ © InJLAT Insert size = APitch (TPI)121421 30 401814EI 18 PG(PG9, 11, 13.5, 16 )21EI 18 PG(PG16) 16 21EI 16 PG(PG21, 29, 36, 42, 48 )30EI 16 PG(PG36, 42, 48 ) Insert size = A Pitch (TPI) 12 14 21 30 40 H 6.3 7.5 12.0 16.0 20.0 T 2.9 3.1 4.7 5.5 6.3 19 12El 19 BSPT 14EI 19 BSPT 14 14El 14 BSPT 21EI 14 BPST 11 21EI 11 BSPT 30EI 11 BSPT 40El 11 BSPT H 6.3 7.5 12.0 16.0 20.0 T 2.9 3.1 4.7 5.5 6.3 343 344