Stemco Pro‑Torq® Spindle Nut – Part 447‑4743

Overview
The Stemco Pro‑Torq® Spindle Nut (P/N 447‑4743) is a premium axle fastener engineered for heavy‑duty commercial trailer applications on Dana, Eaton, Meritor, and similar axles. Crafted for unrivaled precision, it ensures correct bearing preload, promotes extended tread life, enhances ABS performance, and eliminates jam‑nut issues.

Key Features & Benefits

• Thread Size: 2 5/8″‑16

• Tool Socket: 3 ¾″ across flats, 8‑point (OTC #1925)

• Bearing Spec.: Outer Cone/Cup HM212049 / HM212011

• Replacement Keeper: 450‑4743

• Single‑Nut Design: Simplifies installation and torque control

• Micrometer‑Level Adjustment: Allows 0.001″ back‑off increments for optimal bearing alignment

• ABS Ready: Maintains precise spindle alignment for reliable ABS sensor readings

Cross-reference part numbers for Stemco 447-4743   400-4743, 480-4743-XR, 450-4743, M-1972, M-1974, M-1984, M-1986, M-682, M-684, M-5206, 19186, 34090, 820394, 820395, F-1529, F-1530, F-940, F-941, 10284, 10286, 10406, 10408, E-2420, E-2422, E-2460, E-2540, E-2572, L-1347, L-1349, L-1359, L-1361, L-1176, L-1178, 1227-B-756, 1227-C-549, 1227-P-1160, AX 16-2625, 06-201, 06-203, 06-403, 06-404, 06-424, 06-425, K-2625, 262516C, 240, S-33332, S-33332-2, RL-T03