Skip to main content

Heavy Duty Single

Heavy Duty Universal Joints (Inch Bore)

Belden's Heavy-Duty universal joints are high-quality joints for a variety of standard applications with moderate loads and RPM. They feature friction (plain) bearing design, with large & small pins and snap rings. manufactured from high-grade alloy steel for increased durability and better performance than standard industrial-grade models. Components are selectively heat treated, precision machined and ground to close tolerances. The Heavy Duty universal joint provides exceptional service life for demanding applications. All joints are available with or without a lubricant retaining boot.

Features:

  • Breaking Torque: 11-12,429 N-m for Single and 10-11,186 N-m for Double Joints
  • Operating Speed: up to 1000 RPM (depending on lubrication)
  • Friction (plain) bearing construction
  • Large-pin small-pin design with snap ring
  • High-grade alloy steel
  • Hardened & ground yoke ears, pins and blocks
Torque Values by Outside Diameter
Nominal OD (in) Max. Operating Torque Lb-in [N-m] Ultimate Torque Lb-in [N-m]
Matching Products
Part Number ØD1 Nominal (in) ØD1 Nominal (mm) ØD1 (in) ØD1 (mm) H (in) H (mm) D2 (in) D2 (mm) ØB (in) ØB (mm) L1 (in) L1 (mm) L2 (in) L2 (mm) L3 (in) L3 (mm) L4 (in) L4 (mm) K (in) K (mm) SS Bellows Material NSN Weight
UJ-HD1000x500 1" 1.00 25.30 0.50 12.70 3.38 85.70 1.69 42.90 1.19 30.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD875x10 7/8" 0.87 22.10 0.39 10.00 1.97 50.00 0.99 25.00 0.52 13.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1750x00 1-3/4" 1.75 44.30 5.00 127.00 2.50 63.50 1.60 40.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1500x18K 1-1/2" 1.50 38.00 0.71 18.00 2.84 72.00 1.42 36.00 0.69 17.50 0.2362x0.819 6x20.8 M6x1.0 x 6mm N/A Alloy Steel N/A
UJ-HD625x00 5/8" 0.62 15.70 2.25 57.20 1.13 28.60 0.81 20.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD3000x1500K 3" 3.00 76.10 1.50 38.10 9.25 235.00 4.63 117.50 3.00 76.20 3/8 x 3/16 9.53x4.76 1/2-13x3/8 N/A Alloy Steel N/A
UJ-HD2500x30-140 2-1/2" 2.50 63.40 1.18 30.00 5.51 140.00 2.76 70.00 1.34 34.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1000x500K 1" 1.00 25.30 0.50 12.70 3.38 85.70 1.69 42.90 1.19 30.20 1/8 x 1/16 1.58x3.18 1/4-20x3/16 N/A Alloy Steel N/A
UJ-HD875x10K 7/8" 0.87 22.10 0.39 10.00 1.96 50.00 0.98 24.90 0.52 13.20 0.1181x0.449 3x11.4 M3x0.5 x 3mm N/A Alloy Steel N/A
UJ-HD1750x875 1-3/4" 1.75 44.30 0.88 22.23 5.00 127.00 2.50 63.50 1.60 40.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1500x20 1-1/2" 1.50 38.00 0.79 20.00 3.23 82.00 1.61 41.00 0.89 22.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD625x313 5/8" 0.62 15.70 0.31 7.94 2.25 57.20 1.13 28.60 0.81 20.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD4000x00 4" 4.00 101.50 10.63 270.00 5.32 135.00 3.25 82.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x30K-140 2-1/2" 2.50 63.40 1.18 30.00 5.51 140.00 2.76 70.00 1.34 34.00 0.3150x1.311 8x33.3 M8x1.25 x 12mm N/A Alloy Steel N/A
UJ-HD1125x00 1-1/8" 1.12 28.40 3.50 88.90 1.75 44.50 1.22 31.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD875x12 7/8" 0.87 22.10 0.47 12.00 1.97 50.00 0.99 25.00 0.52 13.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1750x875K 1-3/4" 1.75 44.30 0.88 22.23 5.00 127.00 2.50 63.50 1.60 40.60 3/16 x 3/32 4.76x2.38 5/16-18x5/16 N/A Alloy Steel N/A
UJ-HD1500x20K 1-3/4" 1.50 38.00 0.79 20.00 3.23 82.00 1.61 41.00 0.89 22.60 0.2362x0.898 6x22.8 M6x1.0 x 6mm N/A Alloy Steel N/A
UJ-HD625x313K 5/8" 0.62 15.70 0.31 7.94 2.25 57.20 1.13 28.60 0.81 20.60 3/32 x 3/64 2.38x1.19 10-32x1/8 N/A Alloy Steel N/A
UJ-HD4000x2000 4" 4.00 101.50 2.00 50.80 10.63 270.00 5.32 135.00 3.25 82.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x35-122 2-1/2" 2.50 63.40 1.38 35.00 4.80 122.00 2.40 61.00 0.99 25.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1125x563 1-1/8" 1.12 28.40 0.56 14.29 3.50 88.90 1.75 44.50 1.22 31.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD875x12K 7/8" 0.87 22.10 0.47 12.00 1.96 50.00 0.98 24.90 0.52 13.20 0.1575x0.543 4x13.8 M4x0.7 x 4mm N/A Alloy Steel N/A
UJ-HD2000x00 2" 2.00 50.70 5.50 139.70 2.75 69.90 1.70 43.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1750x22 1-3/4" 1.75 44.30 0.87 22.00 3.74 95.00 1.87 47.50 0.98 24.90 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD750x00 3/4" 0.75 18.90 2.69 68.30 1.35 34.20 0.95 24.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD4000x2000K 4" 4.00 101.50 2.00 50.80 10.63 270.00 5.32 135.00 3.25 82.60 1/2 x 1/4 12.7x6.35 1/2-13x3/4 N/A Alloy Steel N/A
UJ-HD2500x35K-122 2-1/2" 2.50 63.40 1.38 35.00 4.80 122.00 2.40 61.00 0.99 25.10 0.3937x1.508 10x38.3 N/A N/A Alloy Steel N/A
UJ-HD1125x563K 1-1/8" 1.12 28.40 0.56 14.29 3.50 88.90 1.75 44.50 1.22 31.00 1/8 x 1/16 1.58x3.18 1/4-20x3/16 N/A Alloy Steel N/A
UJ-HD1000x12 1" 1.00 25.30 0.47 12.00 1.97 50.00 0.99 25.00 0.48 12.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2000x1000 2" 2.00 50.70 1.00 25.40 5.50 139.70 2.75 69.90 1.70 43.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1750x22K 1-3/4" 1.75 44.30 0.87 22.00 3.74 95.00 1.87 47.50 0.98 24.90 0.2362x0.976 6x24.8 M6x1.0 x 8mm N/A Alloy Steel N/A
UJ-HD750x375 3/4" 0.75 18.90 0.38 9.53 2.69 68.30 1.35 34.20 0.95 24.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD375x05 3/8" 0.37 9.40 0.20 5.00 1.58 40.00 0.79 20.00 0.58 14.70 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x35-140 2-1/2" 2.50 63.40 1.38 35.00 5.51 140.00 2.76 70.00 1.34 34.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1250x00 1-1/4" 1.25 31.60 3.75 95.30 1.88 47.60 1.25 31.80 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1000x12K 1" 1.00 25.30 0.47 12.00 1.97 50.00 0.99 25.00 0.48 12.20 0.1575x0.543 4x13.8 M4x0.7 x 5mm N/A Alloy Steel N/A
UJ-HD375x00 3/8" 0.37 9.40 1.75 44.50 0.88 22.20 0.67 17.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2000x1000K 2" 2.00 50.70 1.00 25.40 5.50 139.70 2.75 69.90 1.70 43.20 1/4 x 1/8 6.35x3.12 3/8-16x3/8 N/A Alloy Steel N/A
UJ-HD2000x25 2" 2.00 50.70 0.98 25.00 4.25 108.00 2.13 54.00 1.07 27.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD750x375K 3/4" 0.75 18.90 0.38 9.53 2.69 68.30 1.35 34.20 0.95 24.10 3/32 x 3/64 2.38x1.19 10-32x1/8 N/A Alloy Steel N/A
UJ-HD500x06 1/2" 0.50 12.60 0.24 6.00 1.58 40.00 0.79 20.00 0.52 13.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x35K-140 2-1/2" 2.50 63.40 1.38 35.00 5.51 140.00 2.76 70.00 1.34 34.00 0.3937x1.508 10x38.3 M10x1.5 x 10mm N/A Alloy Steel N/A
UJ-HD1250x625 1-1/4" 1.25 31.60 0.63 15.88 3.75 95.30 1.88 47.60 1.25 31.80 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1125x14 1-1/8" 1.12 28.40 0.55 14.00 2.21 56.00 1.10 28.00 0.55 14.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD375x188 3/8" 0.37 9.40 0.19 4.76 1.75 44.50 0.88 22.20 0.67 17.00 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x00 2-1/2" 2.50 63.40 7.00 177.80 3.50 88.90 2.09 53.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2000x25K 2" 2.00 50.70 0.98 25.00 4.25 108.00 2.13 54.00 1.07 27.20 0.3150x1.114 8x28.3 M8x1.25 x 8mm N/A Alloy Steel N/A
UJ-HD875x00 7/8" 0.87 22.10 3.00 76.20 1.50 38.10 1.03 26.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD625x08 5/8" 0.62 15.70 0.32 8.00 1.58 40.00 0.79 20.00 0.49 12.40 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1250x625K 1-1/4" 1.25 31.60 0.63 15.88 3.75 95.30 1.88 47.60 1.25 31.80 3/16 x 3/32 4.76x2.38 5/16-18x1/4 N/A Alloy Steel N/A
UJ-HD1125x14K 1-1/8" 1.12 28.40 0.55 14.00 2.21 56.00 1.10 28.00 0.55 14.00 0.1969x0.642 5x16.3 M5x0.8 x 5mm N/A Alloy Steel N/A
UJ-HD375x188-1SS N/A 0.37 9.40 0.19 4.76 1.75 44.50 0.88 22.20 0.67 17.00 N/A N/A 2-56x3/32 N/A Alloy Steel N/A
UJ-HD2500x1250 2-1/2" 2.50 63.40 1.25 31.75 7.00 177.80 3.50 88.90 2.09 53.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2000x30 2" 2.00 50.70 1.18 30.00 4.80 122.00 2.40 61.00 1.35 34.30 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD875x438 7/8" 0.87 22.10 0.44 11.11 3.00 76.20 1.50 38.10 1.03 26.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD625x08K 5/8" 0.62 15.70 0.32 8.00 1.58 40.00 0.79 20.00 0.49 12.40 0.0787x0.354 2x9 M3x0.5 x 3mm N/A Alloy Steel N/A
UJ-HD1500x00 1-1/2" 1.50 38.00 4.25 108.00 2.13 54.00 1.40 35.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1250x16 1-1/4" 1.25 31.60 0.63 16.00 2.56 65.00 1.28 32.50 0.65 16.50 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD500x00 1/2" 0.50 12.60 2.00 50.80 1.00 25.40 0.74 18.80 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x1250K 2-1/2" 2.50 63.40 1.25 31.75 7.00 177.80 3.50 88.90 2.09 53.10 1/4 x 1/8 6.35x3.12 3/8-16x1/2 N/A Alloy Steel N/A
UJ-HD2000x30K 2" 2.00 50.70 1.18 30.00 4.80 122.00 2.40 61.00 1.35 34.30 0.3150x1.311 8x33.3 M8x1.25 x 6mm N/A Alloy Steel N/A
UJ-HD875x438K 7/8" 0.87 22.10 0.44 11.11 3.00 76.20 1.50 38.10 1.03 26.20 3/32 x 3/64 2.38x1.19 10-32x3/16 N/A Alloy Steel N/A
UJ-HD750x10 3/4" 0.75 18.90 0.39 10.00 1.77 45.00 0.89 22.50 0.49 12.40 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1500x750 1-1/2" 1.50 38.00 0.75 19.05 4.25 108.00 2.13 54.00 1.40 35.60 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1250x16K 1-1/4" 1.25 31.60 0.63 16.00 2.56 65.00 1.28 32.50 0.65 16.50 0.1969x0.720 5x18.3 M5x0.8 x 5mm N/A Alloy Steel N/A
UJ-HD500x250 1/2" 0.50 12.60 0.25 6.35 2.00 50.80 1.00 25.40 0.74 18.80 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD3000x00 3" 3.00 76.10 9.25 235.00 4.63 117.50 3.00 76.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x30-122 2-1/2" 2.50 63.40 1.18 30.00 4.80 122.00 2.40 61.00 0.99 25.10 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD1000x00 1" 1.00 25.30 3.38 85.70 1.69 42.90 1.19 30.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD750x10K 3/4" 0.75 18.90 0.39 10.00 1.77 45.00 0.89 22.50 0.49 12.40 0.1181x0.449 3x11.4 M3x0.5 x 3mm N/A Alloy Steel N/A
UJ-HD1500x750K 1-1/2" 1.50 38.00 0.75 19.05 4.25 108.00 2.13 54.00 1.40 35.60 3/16 x 3/32 4.76x2.38 5/16-18x5/16 N/A Alloy Steel N/A
UJ-HD1500x18 1-1/2" 1.50 38.00 0.71 18.00 2.84 72.00 1.42 36.00 0.69 17.50 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD500x250-1SS 1/2" 0.50 12.60 0.25 6.35 2.00 50.80 1.00 25.40 0.74 18.80 N/A N/A 4-40x1/8 N/A Alloy Steel N/A
UJ-HD3000x1500 3" 3.00 76.10 1.50 38.10 9.25 235.00 4.63 117.50 3.00 76.20 N/A N/A N/A N/A Alloy Steel N/A
UJ-HD2500x30K-122 2-1/2" 2.50 63.40 1.18 30.00 4.80 122.00 2.40 61.00 0.99 25.10 0.3150x1.311 8x33.3 N/A N/A Alloy Steel N/A