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Square Negative with Hole
Unit of Measure
1 2 3 

part no.

Item Name

Thickness (t)

Inscribed Circle (i.c.)

Angle (a)

Hole

SNRA840 N/A Square Negative with Hole, thickness 0.267 / 0.275 in N/A 0.267 / 0.275 in N/A 1.020/1.030 in N/A 90 º N/A 0.360 / 0.366 in
SNRA840.250HOLE N/A Square Negative with Hole, thickness 0.267 / 0.275 in N/A 0.267 / 0.275 in N/A 1.020/1.030 in N/A 90 º N/A 0.247 / 0.253 in
SNRA840.312HOLE N/A Square Negative with Hole, thickness 0.267 / 0.275 in N/A 0.267 / 0.275 in N/A 1.020/1.030 in N/A 90 º N/A 0.309 / 0.315 in
SNRA850 N/A Square Negative with Hole, thickness 0.329 / 0.334 in N/A 0.329 / 0.334 in N/A 1.020/1.030 in N/A 90 º N/A 0.360 / 0.366 in
SNRA850.250H N/A Square Negative with Hole, thickness 0.329 / 0.337 in N/A 0.329 / 0.337 in N/A 1.020/1.030 in N/A 90 º N/A 0.248 / 0.252 in
SNRA860 N/A Square Negative with Hole, thickness 0.392 / 0.397 in N/A 0.392 / 0.397 in N/A 1.020/1.030 in N/A 90 º N/A 0.360 / 0.366 in
SNRA860.250HOLE N/A Square Negative with Hole, thickness 0.392 / 0.397 in N/A 0.392 / 0.397 in N/A 1.020/1.030 in N/A 90 º N/A 0.247 / 0.253 in
SNRB2.61.50 N/A Square Negative with Hole, thickness 0.101 / 0.107 in N/A 0.101 / 0.107 in N/A 0.341/0.347 in N/A 90 º N/A 0.138 / 0.142 in
SNRB21.50 N/A Square Negative with Hole, thickness 0.104 / 0.112 in N/A 0.104 / 0.112 in N/A 0.264/0.270 in N/A 90 º N/A 0.102 / 0.108 in
SNRB220 N/A Square Negative with Hole, thickness 0.135 / 0.143 in N/A 0.135 / 0.143 in N/A 0.264/0.270 in N/A 90 º N/A 0.102 / 0.108 in
SNRB32.50 N/A Square Negative with Hole, thickness 0.166 / 0.174 in N/A 0.166 / 0.174 in N/A 0.389/0.395 in N/A 90 º N/A 0.147 / 0.153 in
SNRB32.50-90º N/A Square Negative with Hole, thickness 0.166 / 0.174 in N/A 0.166 / 0.174 in N/A 0.389/0.395 in N/A 90 º N/A 0.155 / 0.161 in
SNRB320 N/A Square Negative with Hole, thickness 0.135 / 0.143 in N/A 0.135 / 0.143 in N/A 0.389/0.395 in N/A 90 º N/A 0.146 / 0.156 in
SNRB320-40 N/A Square Negative with Hole, thickness 0.135 / 0.143 in N/A 0.135 / 0.143 in N/A 0.389/0.395 in N/A 90 º N/A 0.169 / 0.175 in
SNRB320-90º N/A Square Negative with Hole, thickness 0.135 / 0.143 in N/A 0.135 / 0.143 in N/A 0.389/0.395 in N/A 90 º N/A 0.156 / 0.160 in
SNRB330 N/A Square Negative with Hole, thickness 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.389/0.395 in N/A 90 º N/A 0.146 / 0.156 in
SNRB330-40 N/A Square Negative with Hole, thickness 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.389/0.395 in N/A 90 º N/A 0.169 / 0.175 in
SNRB42.50-#4FHCS N/A Square Negative with Hole, thickness 0.166 / 0.174 in N/A 0.166 / 0.174 in N/A 0.514/0.520 in N/A 90 º N/A 0.123 / 0.129 in
SNRB420-#4FHCS N/A Square Negative with Hole, thickness 0.135 / 0.143 in N/A 0.135 / 0.143 in N/A 0.514/0.520 in N/A 90 º N/A 0.123 / 0.129 in
SNRB420-#8 N/A Square Negative with Hole, thickness 0.145 / 0.152 in N/A 0.145 / 0.152 in N/A 0.514/0.520 in N/A 90 º N/A 0.175 / 0.181 in
SNRB430-#4FHCS N/A Square Negative with Hole, thickness 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.514/0.520 in N/A 90 º N/A 0.123 / 0.129 in
SNRB430-#8 N/A Square Negative with Hole, thickness 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.514/0.520 in N/A 90 º N/A 0.175 / 0.181 in
SNRB440 N/A Square Negative with Hole, thickness 0.260 / 0.268 in N/A 0.260 / 0.268 in N/A 0.514/0.520 in N/A 90 º N/A 0.176 / 0.180 in
SNRB440-#8SCREW N/A Square Negative with Hole, thickness 0.260 / 0.268 in N/A 0.260 / 0.268 in N/A 0.514/0.520 in N/A 90 º N/A 0.175 / 0.181 in
SNRB530-#10 N/A Square Negative with Hole, thickness 0.198 / 0.206 in N/A 0.198 / 0.206 in N/A 0.639/0.645 in N/A 90 º N/A 0.200 / 0.206 in
Unit of Measure
1 2 3