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Item ID: 40B21F012H 40 Pitch, B Hub, 21 teeth hardened 3/4 finished bore UPS SKU: 4903863141841 Bore: 3/4 Technical Specification Part No.: 40BS21H Type: Single Type BS Teeth: 21 OD: 3.620 L: 1 Finished Bores (Includes Keyway and 2 Setscrews): 5/8, 3/4, 7/8, 1, 1-1/8, 1-3/16, 1-1/4, 1-3/8, 1-7/16, 1-1/2 App. Wt. (lbs): 1.53
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🇺🇸 Ship from USA · On Agora since 2026
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