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Design fully engages the shaft without marring. Effective on hard and soft shafts. Easily installed where major disassembly would otherwise be required. Greater axial holding power than set screw or one-piece clamping collars.
Two-Piece, Clamping Collar- 2C-Series
Two-Piece Clamping Collar
Unit of Measure
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Item #

Bore

OD

Width

Screw Size

Material

Weight

2C-268-Z N/A 2.6875 in N/A 4.0000 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 25.00 oz
2C-275-Z N/A 2.7500 in N/A 4.0000 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 24.00 oz
2C-281-Z N/A 2.8125 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 29.20 oz
2C-287-Z N/A 2.8750 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 29.00 oz
2C-293-Z N/A 2.9375 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 26.50 oz
2C-300-Z N/A 3.0000 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 25.80 oz
2C-181-A N/A 1.8125 in N/A 2.8750 in N/A 0.6875 in N/A 5/16-24 x 1 N/A Aluminum, ASTM B211 N/A 10.90 oz
2C-206-A N/A 2.0625 in N/A 3.2500 in N/A 0.7500 in N/A 5/16-24 x 1 N/A Aluminum, ASTM B211 N/A 11.00 oz
2C-256-A N/A 2.5625 in N/A 3.8750 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Aluminum, ASTM B211 N/A 24.00 oz
2C-281-A N/A 2.8125 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Aluminum, ASTM B211 N/A 29.20 oz
2C-206-S N/A 2.0625 in N/A 3.2500 in N/A 0.7500 in N/A 5/16-24 x 1 N/A Stainless Steel, ASTM A582 N/A 11.00 oz
2C-256-S N/A 2.5625 in N/A 3.8750 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Stainless Steel, ASTM A582 N/A 24.00 oz
2C-281-S N/A 2.8125 in N/A 4.2500 in N/A 0.8750 in N/A 3/8-24 x 1 N/A Stainless Steel, ASTM A582 N/A 29.20 oz
H2C-318 N/A 3 3/16 in N/A 4 1/2 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 28.30 oz
H2C-325 N/A 3 1/4 in N/A 4 1/2 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 27.30 oz
H2C-337 N/A 3 3/8 in N/A 4 3/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 29.00 oz
H2C-343 N/A 3 7/16 in N/A 4 3/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 31.00 oz
H2C-350 N/A 3 1/2 in N/A 4 3/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 29.10 oz
H2C-375 N/A 3 3/4 in N/A 5 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 35.00 oz
H2C-393 N/A 3 15/16 in N/A 5 1/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 35.00 oz
H2C-400 N/A 4 in N/A 5 1/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 33.00 oz
H2C-425 N/A 4 1/4 in N/A 5 1/2 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 35.00 oz
H2C-443 N/A 4 7/16 in N/A 5 3/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 38.50 oz
H2C-450 N/A 4 1/2 in N/A 5 3/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 36.00 oz
H2C-493 N/A 4 15/16 in N/A 6 1/4 in N/A 7/8 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 42.50 oz
Unit of Measure
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