Pin header　Round pin　Stacking quick selection table

Pin header　Square pin　Stacking quick selection table
＜1 row＞
1 row 1.27mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-71 FRR-71
Pin Installation height   4.1 -
  Shape
PRS-71 2.2 6.3 ○
PRR-71 - ○ ○


1 row 2.00mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-21 FRR-21 FRM-21 FRL-21
Pin Installation height   4.2 2.8 - 5.8 -
  Shape
PRS-21 3.5 7.7 6.3 ○ 9.3 ○
PRR-21 - ○ ○ ○ ○ ○
PRM-21 4.8 9 7.6 ○ 10.6 ○
PRL-21 - ○ ○ ○ ○ ○

1 row 2.54mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-41 FRR-41 FRM-41 FRL-41
Pin Installation height   4.2 4.1 3.1 2.4 7 3 37.5 4.2 8 - - - 5.6 8.6 5.6 - - -
  Shape
PRS-41 3.5 7.7 7.6 6.6 5.9 × × × × × ○ × × 9.1 × × ○ × ×
4 8.2 8.1 7.1 6.4 × × × × × ○ × × 9.6 × × ○ × ×
6.2 10.4 10.3 9.3 8.6 × × × × × ○ × × 11.8 × × ○ × ×
8.4 12.6 12.5 11.5 10.8 × × × × × ○ × × 14 × × ○ × ×
15.3 19.5 19.4 18.4 17.7 × × × × × ○ × × 20.9 × × ○ × ×
4.1 8.3 8.2 7.2 6.5 × × × × × ○ × × 9.7 × × ○ × ×
3.2 × × × × 10.2 6.2 40.7 7.4 11.2 × ○ ○ × 11.8 8.8 × ○ ○
PRR-41 - ○ ○ ○ ○ × × × × × ○ × × ○ × × ○ × ×
- × × × × ○ ○ ○ ○ ○ × ○ ○ × ○ ○ × ○ ○
PRM-41 4.8 9 8.9 7.9 7.2 × × × × × ○ × × 10.4 × × ○ × ×
4.8 × × × × 11.8 7.8 42.3 9 12.8 × ○ ○ × ○ ○ × ○ ○
PRL-41 - ○ ○ ○ ○ × × × × × ○ × × ○ × × ○ × ×
- × × × × ○ ○ ○ ○ ○ × ○ ○ × ○ ○ × ○ ○

Note: When supporting sub-boards with pin headers only,insertion pin length of 6 mm is more stable than insertion pin length of 3 mm (ending in "3", e.g., PRS-420353, etc.).

＜2Rows＞
2 rows 1.27mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-72 FRR-72
Pin Installation height   4 -
  Shape
PRS-72 2.1 6.1 ○
PRR-72 - ○ ○

2 rows2.00mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-22 FRR-22 FRM-22
Pin Installation height   4.2 2.8 8 - 5.8
  Shape
PRS-22 3.5 7.7 6.3 11.5 ○ 9.3
PRR-22 - ○ ○ ○ ○ ○
PRM-22 4.8 9 7.6 12.8 ○ 10.6


2 rows 2.54mm pitch (Note: ○ mark: Suitable　Note: Numeric values in table represent installation height after assembly.)
Product code Socket FRS-42 FRR-42 FRM-42
Pin Installation height   4.2 4.1 3.14 7 4.2 7.9 - - 5.6 8.6 5.6
  Shape
PRS-42 3.5 7.7 7.6 6.6 × × × ○ × 9.1 × ×
4 8.2 8.1 7.1 × × × ○ × 9.6 × ×
6.2 10.4 10.3 9.3 × × × ○ × 11.8 × ×
8.4 12.6 12.5 11.5 × × × ○ × 14 × ×
15.3 19.5 19.4 18.4 × × × ○ × 20.9 × ×
2.8 × × × 9.8 7 10.6 × ○ × 11.4 8.4
2.8 × × × 9.8 7 10.6 × ○ × 11.4 8.4
PRR-42 - ○ ○ ○ × × × ○ × ○ × ×
- × × × ○ ○ ○ × ○ × ○ ○
PRM-42 4.8 9 8.9 7.9 × × × ○ × 10.4 × ×
4.8 × × × 11.8 9 12.7 × ○ × 13.4 10.4

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