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Chart 1, 2, 3, 4, 5, 6, 7, 8, 9

%OA HPSI Pattern

D, S,
or W

Fraction
or L 		C or Cw Fraction
or CL		 Width IPA# Stock Page
82.6 8.5 sq strt 0.3125 5/16 0.3438 11/32 48 link
81.0 4.0 hex stag 0.4500   0.5000 1/2 48 link
76.9 12.3 hex stag 0.2500 1/4 0.2850 48 in stock link
73.5 0.3 sq strt 1.5000 1-1/2 1.7500 1-3/4 33 link
73.5 5.9 sq strt 0.3540 9mm 0.4130 10mm 36 link
68.4 1.8 sq slot strt 0.2500 1.5000 0.3438 1.5938 48 link
68.3 55.7 rd stag, 60 0.1250 1/8 0.1440 48 link
67.7 24.5 rd stag, 60 0.1875 3/16 0.2170   48 link
66.6 6.0 rd stag, 60 0.3750 3/8 0.4375 7/16 60 link

66.5

 1.8 sq slot strt 0.2500 1.5000 0.3438 1.6407 48     link
65.5 11.8 rd stag, 60 0.2656 17/64 0.3125 5/16 48 link
64.8 1.3 sq slot strt 0.2813 1.8438

0.4063

 1.9688 60     link
64.0 16.0 sq strt 0.2000 5mm 0.2500 1/4 48 200 in stock link
64.0 10.2 sq strt 0.2500 1/4 0.3125 5/16 48     link
64.0 2.6 sq strt 0.5000 1/2 0.6250 5/8 48 link
64.0 0.6 sq strt 1.0000 1 1.2500 1-1/4 48 205   link
63.7 1.6 sq slot strt 0.2813 1.4375 0.4063 1.5625 48 link
63.4 19.6 rd stag, 60 0.2031 13/64 0.2430 48     link
63.0 32.8 rd stag, 60 0.1563 5/32 0.1875 3/16 60 in stock link
63.0 205.3 rd stag, 60 0.0625 1/16 0.0750   48 link
63.0 8.2 rd stag, 60 0.3125 5/16 0.3750 3/8 48 link
60.7 2.4 rd stag, 60 0.5625 9/16 0.6875 11/16 48     link

60.5

 0.8 sq strt 0.8750 7/8 1.1250 1-1/8 48 link
58.9 5.3 rd strt 0.3750 3/8 0.4330 11mm 48     link
58.0 11.8 rd stag, 60 0.2500 1/4 0.3125 5/16 60 120 in stock link
58.0 3.0 rd stag, 60 0.5000 1/2 0.6250 5/8 48     link
58.0 47.3 rd stag, 60 0.1250 1/8 0.1563 5/32 48 link
56.3 4.0 sq strt 0.3750 3/8 0.5000 1/2 48 202 in stock link
54.9 3.6 rd stag, 60 0.4375 7/16 0.5625 9/16 48 link
54.6 28.4 rd strt 0.1563 5/32 0.1875 3/16 48     link
52.9 2.1 sq strt 0.5000 1/2 0.6875 11/16 48 203 link

51.8

 16.0 rd strt 0.2031 13/64 0.2500 1/4 48     link
51.7 47.3 rd stag, 60 0.1180 3mm 0.1563 5/32 48   in stock link

Chart 1, 2, 3, 4, 5, 6, 7, 8, 9