Female Style C Expanded Press-Fit Series 8458 - 4 rows (4 x 32) Contact Design and Termination Length Number of Contacts Part Number Performance classes according to DIN 41612 II I Loading Description for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 128 a + b + c + d fully loaded 20 8458 128 001 025 20 8458 128 001 049 128 a + b + c + d fully loaded 20 8458 128 002 025 20 8458 128 002 049 128 a + b + c + d fully loaded 20 8458 128 003 025 20 8458 128 003 049 128 a + b + c + d fully loaded 20 8458 128 004 025 20 8458 128 004 049 128 a + b + c + d fully loaded 20 8458 128 005 025 20 8458 128 005 049 128 a + b + c + d fully loaded 20 8458 128 009 025 20 8458 128 009 049 128 a + b + c + d fully loaded 20 8458 128 010 025 20 8458 128 010 049 128 a + b + c + d fully loaded 20 8458 128 012 025 20 8458 128 012 049 128 a + b + c + d fully loaded 20 8458 128 031 025 20 8458 128 031 049 5.3 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 9.3 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 16.2 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 23.2 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 13.2 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 12.0 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 20.3 mm (Y) Straight for 2.4 mm PCB's 0.6 x 0.6 mm Post Profile 17.0 mm (Y) Straight for 1.6 mm PCB's 0.6 x 0.6 mm Post Profile 3.0 mm (Y) Straight NB: Alternative Prefix Variations Available: 21, 22 & 23, please refer to Page 10. Additional Plating & Loading Variations: Please contact your local AVX sales office or distributor. Installed using Flat Rock method (see page 66) LOADING DESCRIPTION DIMENSIONS d c b a 90.0 0.10 [0.004] [3.540] 13.2 -0.10 [0.512 -0.004] 1 85.0 -0.20 [0.008] [3.350] 11.1 -0.10 [0.437 -0.004] 128 contacts, rows a + b + c + d fully loaded DRILLED HOLE o1.15 +0.00 -0.07 [o0.045 +0.000 -0.003] PLATED THRU HOLE o1.02 +0.08 -0.05 [o0.040 +0.003 -0.002] 128 x 11.6 [0.457] max 3 x 2.54 = 7.62 [3 x 0.100 = 0.300] Y 2.54 [0.100] 0.60 [0.024] x 0.60 [0.024] 31 EQ. SP. @ 2.54 [0.100] = 78.74 [3.740] 0.25 0.010 5.08 [0.200] 2 x o2.9 -0.1 [2 x o0.114 -0.004] 5.65 0.05 [0.222 0.002] 2.54 [0.100] 31 x 2.54 = 78.74 [31 x 0.100 = 3.10] 90.0 0.1 [3.543 0.004] HOLE PATTERN 77 2.54 [0.100] 2.54 [0.100] d c b a 95.0 [3.740] max Unit: millimeters (inches) 0.30 [0.012] No. Contact Positions Contact Rows A B 128 4 (4 x 32) 31 78.74 (3.100) C D 95.00 90.00 (3.740) (3.543) E F 85.00 11.00 (3.346) (0.433) G 13.10 (0.516)