Comparison : Item # JPWP 1101, JPWP 1101 - 6-32 Piloted Square Projection (WP) Weld Nut
Item # JPWP 1401, JPWP 1401 - 8-32 Piloted Square Projection (WP) Weld Nut
Item # JPWP 1601, JPWP 1601 - 10-32 Piloted Square Projection (WP) Weld Nut
Item # JPWPM 03511, JPWPM 03511 - M3.5 x 0.60 Piloted Square Projection (WP) Weld Nut
Item # JPWPM 04011, JPWPM 04011 - M4 x 0.70 Piloted Square Projection (WP) Weld Nut