Square Hole Straight Patterns

1.800.233.9601
perf@diamondman.com

STRAIGHT CENTERS
0.1250" - 0.2500"
0.3125" - 0.3540"
0.3750" - 0.4375"
0.5000" - 0.8750"
1.0000" - 1.5000"

	Reverse Actual Center
	Reverse Actual Center or Actual Center
	Dimple
	In-Stock
HPSI	Holes Per Square Inch
%OA	Percent Open Area

0.1250 (1/8)	0.2188 (7/32)	0.2500 (1/4)
0.1250 sq. x 0.1875 strt. HPSI: 28.4, %OA: 44.4 Max. perf. width: 48"	0.2188 sq. x 0.5000 strt. HPSI: 4.0, %OA: 19.1 Max. perf. width: 48"	0.2500 sq. x 0.3125 strt. HPSI: 10.2, %OA: 64.0 Max. perf. width: 48"

0.1250 sq. x 0.3750 strt. HPSI: 7.1, %OA: 11.1 Max. perf. width: 48"		0.2500 sq. x 0.3750 strt. HPSI: 7.1, %OA: 44.4 Max. perf. width: 48"
0.2000 (5mm)
0.2000 sq. x 0.2500 strt. HPSI: 16.0, %OA: 64.0 Max. perf. width: 48"		0.2500 sq. x 0.4380 strt. HPSI: 5.2, %OA: 32.6 Max. perf. width: 49"

0.2000 sq. x 0.5000 strt. HPSI: 4.0, %OA: 16.0 Max. perf. width: 48"		0.2500 sq. x 0.6250 strt. HPSI: 2.6, %OA: 16.0 Max. perf. width: 48"

back to SQUARE STRAIGHT CENTERS

243 W. Eighth St., PO Box 4174 - Wyoming, PA 18644
600 Royal Road Michigan City, IN 46360