Plugs - Steel Description AMK Finish OEM Part # Origin AMK Part # CLICK FOR PRICING 1/4-28 GREASE PLUG 9/32 AF ZC. 6 pk .0002 Zinc & Wax (AS~) 374714-S8 B-13127 1/8 NPT HX PLUG 7/16 AF ZC. 6 pk .0002 Zinc & Wax (PKY) 444613, 44614 (brass) B-14033 1/4 NPT HX PLUG 9/16 AF ZC. 8 pk .0002 Zinc & Wax (LXU) 444619, 444618 (s) B-13417 1/4 NPT HX SKT PLUG ZDC w SEALER. 4 pk Zinc & Yellow w Thread Sealer (MBZ) 87837-S102 B-10663 1/4 NPT INSIDE HX PLUG 3/8 AF ZC. 4 pk .0002 Zinc & Wax (PN~) 374259-S8 B-13128 3/8 NPT HX SKT PLUG ZDC w SEALER. 4 pk Zinc & Yellow w Thread Sealer (MJM) 87838-S101 B-10664 3/8 NPT INSIDE HX PLUG 7/16 AF ZC. 2 pk .0002 Zinc & Wax (GI~) 372175-S8 B-13129 3/8 NPT INSIDE SQR PLUG 7/16 AF ZC. 3 pk .0002 Zinc & Wax (LPD) 444583, 445686 (s) B-10665 1/2-20 X .81 DRAIN PLUG 9/16 AF .88 D ZC. 1 pk .0002 Zinc & Wax (LRK) 3921988 B-10654 1/2 NPT HX SKT PLUG ZDC w SEALER. 2 pk Zinc & Yellow w Thread Sealer (MCP) 87839-S101 B-10662 1/2 NPT PLUG SQR DRIVE ZDC w SEALER. 2 pk Zinc & Yellow w Thread Sealer (MFB) 87746-S, 444746 (s) B-10661 5/8-18 HX PLUG 3/4 AF ZDC. 1 pk Zinc & Yellow (BT~) C8AF-12A022-A B-13218 1.50" D STEEL BUTTON PLUG BLK DIPSPIN. 2 pk Black Dipspin (ZAE) C3VB-5722286 B-15096