Hex Nuts - Prevailing Torque Description AMK Finish OEM Part # Origin AMK Part # CLICK FOR PRICING 1/4-20 GR2 STOVER LOCKNUT .22 TK CAD. 8 pk .0002" Cadmium & Wax (KZO) 55669-S7 B-15330 1/4-20 AUTOMATION LOCKNUT .26 TK PHOS. 8 pk Phosphate & Oil (WH~) 34975-S2 B-12855 1/4-20 GR5 AUTOMATION LOCKNUT .25 TK CAD. 8 pk .0002" Cadmium & Wax (MMU) 34975-S7, 9422273 B-10522 1/4-28 CENTER-LOK NUT CAD. 8 pk .0002" Cadmium & Wax (IAP) 55801-S7, 9416430 B-12856 5/16-18 GR5 AUTOMATION LOCKNUT .29 TK. 8 pk Phosphate & Oil (TE~) 34976-S2, 382634-S100 B-12859 5/16-18 GR5 AUTOMATION LOCKNUT .28 TK CAD. 6 pk .0002" Cadmium & Wax (KCJ) 55691-S7, 3841103, 9422275 B-12858 5/16-18 GR5 HUG-LOK NUT .33 TK PHOS. 4 pk Phosphate & Oil (ZZ~) 34442-S2 B-15077 5/16-18 GR5 HUG-LOK NUT .33 TK CAD. 4 pk .0002" Cadmium & Wax (ZZ~) 34442-S8 B-15331 5/16-24 GR8 AUTOMATION LOCKNUT .26 TK CAD. 6 pk .0002" Cadmium & Wax (IAO) 55692-S7, 9422276 B-12860 5/16-24 HX NUT .32 TK w NYLON LOCK. 4 pk Plain Finish & Nylon Lock (OQB) B-11658 5/16-24 GR5 HUG-LOK NUT .33 TK CAD. 4 pk .0002" Cadmium & Wax (S~~) 34443-S7, 378866-S B-12861 5/16-24 GR8 AUTOMATION LOCKNUT .28 TK. 4 pk Phosphate & Oil (MX~) B-15332 3/8-16 GR5 HUG-LOK NUT .33 TK PHOS. 4 pk Phosphate & Oil (RV~) 9417668 (Chry), 34419-S2, 3671946 B-12863 3/8-16 GR5 HUG-LOK NUT .33 TK CAD. 4 pk .0002" Cadmium & Wax (RV~) 9416107 (Chry), 34419-S7 B-10524 3/8-16 GR5 AUTOMATION LOCKNUT .37 TK PHOS. 6 pk Phosphate & Oil (GK~) 152364 (Chry), 34977-S2 B-12862 3/8-16 GR5 AUTOMATION LOCKNUT .37 TK CAD. 6 pk .0002" Cadmium & Wax (GK~) 153187 (Chry), 34977-S7, 3829086, 9422277 B-10523 3/8-16 GR8 AUTOMATION LOCKNUT .33 TK PHOS. 6 pk Phosphate & Oil (LUB) B-15333 3/8-16 GR8 AUTOMATION LOCKNUT .33 TK CAD. 6 pk .0002" Cadmium & Wax (LUB) 55713-S7, 9422297 B-10526 3/8-16 GR8 AUTOMATION LOCKNUT .33 TK RED. 6 pk Phosphate & Red Dye (LUB) 383406-S100 B-10525 3/8-16 GR5 HUG-LOK NUT .41 TK CAD. 4 pk .0002" Cadmium & Wax (ND~) 34444-S7 B-12864 3/8-24 GR5 AUTOMATION LOCKNUT .33 TK CAD. 6 pk .0002" Cadmium & Wax (JAP) 55674-S7, 9422278 B-12865 3/8-24 GR8 HUG-LOK NUT .33 TK CAD. 4 pk .0002" Cadmium & Wax (GJ~) 55749-S7 B-12866 3/8-24 HX NUT .41 TK PLAIN w NYLON LOCK. 5 pk Plain Finish & Nylon Lock (LRT) 6028915 (Chry), 6027412 (Chry) B-10527 3/8-24 NUT .41 TK ZDC w NYLON LOCK. 5 pk Zinc & Yellow w Nylon Lock (LIW) 1485066 (Chry) B-10529 3/8-24 GR8 HUG-LOK NUT .41 TK CAD. 4 pk .0002" Cadmium & Wax (V~~) 55769-S, 385696-S, 34445-S (GR5) B-12867 3/8-24 GR8 HUG-LOK NUT .41 TK CAD w RED. 4 pk Cad or Zinc & Red (V~~) 55769-S, 385696-S, 34445-S (GR5) B-12868 3/8-24 AUTOMATION LOCKNUT 5/8 AF .50 TK. 4 pk .0002" Cadmium & Wax (BBC) C2DZ-6A529-A B-12871 7/16-14 CENTER-LOK NUT 11/16 AF .38 TK ZC. 4 pk .0002 Zinc & Wax (GAN) 55806-S8, 9414073 B-12872 7/16-14 CENTER-LOK NUT .42 TK PHOS. 4 pk Phosphate & Oil (DR~) 55806-S2 B-15334 7/16-14 CENTER-LOK NUT .42 TK CAD. 4 pk .0002" Cadmium & Wax (DR~) 55806-S, 9414073 B-12873 7/16-14 HUG-LOK NUT .38 TK CAD. 2 pk .0002" Cadmium & Wax (CX~) 6028465 (Chry), 34421-S7 B-10531 7/16-14 GR8 AUTOMATION LOCKNUT .37 TK. 4 pk Phosphate & Oil (LWT) 34988-S2 B-10532 7/16-14 GR8 AUTOMATION LOCKNUT .37 TK. 4 pk .0002" Cadmium & Wax (LWT) 34988-S7, 9422299 B-10533 7/16-14 GR5 AUTOMATION LOCKNUT .43 TK. 4 pk Phosphate & Oil (RM~) 55695-S2 B-12875 7/16-14 GR5 AUTOMATION LOCKNUT .41 TK. 4 pk Phosphate & Oil (TF~) 34978-S2 B-12874 7/16-14 GR5 AUTOMATION LOCKNUT .41 TK. 4 pk .0002" Cadmium & Wax (TF~) 6023930 (Chry), 55695-S7, 9422279 B-12876 7/16-20 GR-B CENTER-LOK 5/8 AF X .38 TK CAD. 3 pk .0002" Cadmium & Wax (MPD) 6026750 (Chry) B-11506 7/16-20 HX LOCKNUT 11/16 AF .38 TK CAD. 8 pk .0002" Cadmium & Wax (OYJ) B-13212 7/16-20 GR8 AUTOMATION LOCKNUT .39 TK CAD. 4 pk .0002" Cadmium & Wax (KBU) 55716-S7, 9422300 B-12878 7/16-20 GR8 HUG-LOK NUT 11/16 AF .38 TK CAD. 2 pk .0002" Cadmium & Wax (KBV) 34422-S7 B-12877 7/16-20 GR5 HUG-LOK NUT .46 TK CAD. 4 pk .0002" Cadmium & Wax (W~~) 55771-S, 34447-S7 (sim) B-15030 7/16-20 CENTER-LOK NUT .45 TK PHOS. 4 pk Phosphate & Oil (MAO) 6023018 (Chry) B-10534 7/16-20 CENTER-LOK NUT .45 TK COPPER FLASH. 4 pk Copper Flash (MAO) B-15335 7/16-20 GR8 CENTER-LOK NUT .63 TK CAD. 4 pk .0002" Cadmium & Wax (LPE) 3901399 B-10017 1/2-13 CENTER-LOK NUT .44 TK PHOS. 4 pk Phosphate & Oil (PAJ) B-13265 1/2-13 CENTER-LOK NUT .44 TK ZC. 4 pk .0002 Zinc & Wax (PAJ) B-15336 1/2-13 HUG-LOK NUT .44 TK PHOS. 2 pk Phosphate & Oil (LJY) 9417670 (Chry) B-11509 1/2-13 HUG-LOK NUT .44 TK CAD. 2 pk .0002" Cadmium & Wax (LJY) B-10516 1/2-13 GR8 AUTOMATION LOCKNUT .44 TK. 4 pk .0002" Cadmium & Wax (GAM) 383407-S7, 9422301 B-10518 1/2-13 GR8 AUTOMATION LOCKNUT .44 TK. 4 pk Phosphate & Red Dye (GAM) 383407-S100 B-12880 1/2-13 GR5 HUG-LOK NUT .57 TK CAD. 4 pk .0002" Cadmium & Wax (LUT) B-10517 1/2-20 GR8 AUTOMATION LOCKNUT .44 TK CAD. 4 pk .0002" Cadmium & Wax (LZR) 9422302 B-10521 1/2-20 GR8 CENTER-LOK NUT .56 TK PHOS. 4 pk Phosphate & Oil (LRS) 6023019 (Chry) B-13928 9/16-12 HUG-LOK NUT 7/8 AF .49 TK CAD. 2 pk .0002" Cadmium & Wax (KAW) 34425-S7 B-12881 9/16-12 GR8 AUTOMATION LOCKNUT .48 TK CAD. 4 pk .0002" Cadmium & Wax (MMT) 9422303 B-10536 9/16-12 GR5 AUTOMATION LOCKNUT .56 TK CAD. 6 pk .0002" Cadmium & Wax (MTO) 55699-S7, 9422283 B-10535 9/16-18 GR8 COLLAR LOCKNUT .32 TK PHOS. 1 pk Phosphate & Oil (LWA) 6026656 (Chry) B-10537 5/8-11 GR5 HUG-LOK NUT 15/16 AF .56 TK CAD. 2 pk .0002" Cadmium & Wax (LKW) 6025523 (Chry) B-10051 5/8-18 GR8 AUTOMATION LOCKNUT .55 TK CAD. 2 pk .0002" Cadmium & Wax (LAR) 382412-S7, 9422286 B-10014 11/16-18 GR5 AUTOMATION LOCKNUT .57 TK. 2 pk .0002" Cadmium & Wax (TJ~) 380460-S7 B-12884 11/16-18 GR5 AUTOMATION LOCKNUT .57 TK. 2 pk Cad or Zinc & Red (TJ~) 380460-S100 B-12885