Page 462 - YG 2019

SPIRAL SPIRAL
POINT TAPS T7256/T6256 SERIES POINT TAPS T7256/T6256 SERIES

STANDARD TAPS : SPIRAL POINT BOTTOMING STYLE STANDARD TAPS : SPIRAL POINT BOTTOMING STYLE
for General Purpose for General Purpose

Thread Depth / 3.0×D Thread Depth / 3.0×D
Hole Type Hole Type
USCTI USCTI

GS HSS UNC USCTI 1.5P~2P Bright Steam GS HSS UNC USCTI 1.5P~2P Bright Steam
Oxide
Oxide
UNF
302
UNF
302
Thread Per Inch EDP No. Thread Per Inch EDP No.
SIZE Limit No. of Steam SIZE Limit No. of Steam
UNC UNF Flute Bright UNC UNF Flute Bright
Oxide Oxide
#0 — 80 H1 2 T7256021 T6256021 1/4 — 28 H2 2 T7256422 T6256422
#0 — 80 H2 2 T7256022 T6256022 1/4 — 28 H3 2 T7256423 T6256423
#1 64 — H2 2 T7256042 T6256042 5/16 18 — H3 2 T7256443 T6256443
#1 — 72 H1 2 T7256061 T6256061 5/16 — 24 H3 2 T7256463 T6256463
#1 — 72 H2 2 T7256062 T6256062 3/8 16 — H3 3 T7256483 T6256483
#2 56 — H1 2 T7256081 T6256081 3/8 — 24 H3 3 T7256503 T6256503
#2 56 — H2 2 T7256082 T6256082 7/16 14 — H3 3 T7256523 T6256523
#3 48 — H2 2 T7256122 T6256122 7/16 — 20 H3 3 T7256543 T6256543
#3 — 56 H2 2 T7256142 T6256142 1/2 13 — H3 3 T7256563 T6256563
#4 40 — H2 2 T7256162 T6256162 1/2 — 20 H3 3 T7256583 T6256583
#4 — 48 H2 2 T7256182 T6256182 5/8 11 — H3 3 T7256643 T6256643
#5 40 — H2 2 T7256202 T6256202 5/8 — 18 H3 3 T7256663 T6256663
#5 — 44 H2 2 T7256222 T6256222 3/4 10 — H3 3 T7256703 T6256703
#6 32 — H2 2 T7256242 T6256242 3/4 — 16 H3 3 T7256723 T6256723
#6 32 — H3 2 T7256243 T6256243 ▶Refer to technical data on page 520~554.
#6 32 — H7 2 T7256247 T6256247
#6 — 40 H2 2 T7256262 T6256262
#8 32 — H2 2 T7256282 T6256282
#8 32 — H3 2 T7256283 T6256283
#8 32 — H7 2 T7256287 T6256287
#8 — 36 H2 2 T7256302 T6256302
#10 24 — H2 2 T7256322 T6256322
#10 24 — H3 2 T7256323 T6256323
#10 — 32 H1 2 T7256341 T6256341
#10 — 32 H2 2 T7256342 T6256342
#10 — 32 H3 2 T7256343 T6256343
#12 24 — H3 2 T7256363 T6256363
#12 — 28 H3 2 T7256383 T6256383
1/4 20 — H3 2 T7256403 T6256403
▶Refer to technical data on page 520~554. ▶ NEXT PAGE
◎ : Excellent ○: Good ◎ : Excellent ○: Good
P M K P M K
Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey Low carbon steels/ Medium to high Steel castings & forgings / Alloyed tool steels/ Free machining Heat-and corrosionresistant Stainless steel castings / Grey
Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron Free machining carbon steels/ Heat-treatable alloy steels Mold steels stainless steels stainless steels / Precipitation hardening cast iron
carbon steels Low alloyed steels Valve stainless steels stainless steels carbon steels Low alloyed steels Valve stainless steels stainless steels
~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19 ~HRc15 ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc23 ~HRc24 (~HB250) ~HRc38 (~HB350) ~HRc19
(~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220) (~HB180) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB240) ~HRc38 (~HB350) ~HRc44 (~HB420) (~HB220)
◎ ◎ ○ ○ ○ ◎ ◎ ○ ○ ○
K N S K N S
Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718 Nodular cast iron / Pure and Free machining Pure Aluminum/ Aluminum 718 & 625 INCO / 718
Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium Chilled cast iron / brass Bronze alloy Zinc Magnesium Waspaloy / Hastelloy / Inconel / Titanium
Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286 Meehanite iron / Ductile iron alloyed copper / Alloyed brass Aluminum alloy castings Invar / Monel / Incoloy A286
~HRc24 (~HB250) ~HRc24 (~HB250)
○ ○ ○ ○
462 • phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com phone:+1-800-765-8665, Technical Support : 888-868-5988, www.yg1usa.com • 463