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Design fully engages the shaft without marring. Greater axial holding power than set screw collars. Recessed screw style provides safety with an outside surface free of major projections. Effective on hard & soft shafts.
One-Piece Clamping Collar Recessed Screw H1C-Series
One-Piece Clamping Collar Recessed Screw
Unit of Measure
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Item #

Bore

OD

Width

Screw Size 

Material

Weight

H1C-012 N/A 1/8 in N/A 13/16 in N/A 1/4 in N/A 4-40 x 3/8 N/A Steel, ASTM A108 N/A 0.51 oz
H1C-018 N/A 3/16 in N/A 13/16 in N/A 1/4 in N/A 4-40 x 3/8 N/A Steel, ASTM A108 N/A 0.50 oz
H1C-025 N/A 1/4 in N/A 13/16 in N/A 1/4 in N/A 4-40 x 3/8 N/A Steel, ASTM A108 N/A 0.45 oz
H1C-031 N/A 5/16 in N/A 13/16 in N/A 1/4 in N/A 4-40 x 3/8 N/A Steel, ASTM A108 N/A 0.43 oz
H1C-037 N/A 3/8 in N/A 1 1/16 in N/A 5/16 in N/A 6-32 x 3/8 N/A Steel, ASTM A108 N/A 0.95 oz
H1C-043 N/A 7/16 in N/A 1 1/16 in N/A 5/16 in N/A 6-32 x 3/8 N/A Steel, ASTM A108 N/A 0.92 oz
H1C-050 N/A 1/2 in N/A 1 1/4 in N/A 3/8 in N/A 8-32 x 1/2 N/A Steel, ASTM A108 N/A 1.50 oz
H1C-056 N/A 9/16 in N/A 1 1/4 in N/A 3/8 in N/A 8-32 x 1/2 N/A Steel, ASTM A108 N/A 1.44 oz
H1C-062 N/A 5/8 in N/A 1 1/2 in N/A 13/32 in N/A 10-32 x 1/2 N/A Steel, ASTM A108 N/A 2.40 oz
H1C-068 N/A 11/16 in N/A 1 1/2 in N/A 13/32 in N/A 10-32 x 1/2 N/A Steel, ASTM A108 N/A 2.30 oz
H1C-075 N/A 3/4 in N/A 1 3/4 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 3.90 oz
H1C-081 N/A 13/16 in N/A 1 3/4 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 3.80 oz
H1C-087 N/A 7/8 in N/A 1 7/8 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 4.50 oz
H1C-093 N/A 15/16 in N/A 1 7/8 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 4.20 oz
H1C-100 N/A 1 in N/A 2 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 4.80 oz
H1C-106 N/A 1 1/16 in N/A 2 in N/A 1/2 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 4.60 oz
H1C-112 N/A 1 1/8 in N/A 2 1/8 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.30 oz
H1C-118 N/A 1 3/16 in N/A 2 1/8 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.00 oz
H1C-125 N/A 1 1/4 in N/A 2 1/4 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.70 oz
H1C-131 N/A 1 5/16 in N/A 2 1/4 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.50 oz
H1C-137 N/A 1 3/8 in N/A 2 3/8 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 6.20 oz
H1C-143 N/A 1 7/16 in N/A 2 3/8 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.90 oz
H1C-150 N/A 1 1/2 in N/A 2 1/2 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 6.50 oz
H1C-156 N/A 1 9/16 in N/A 2 1/2 in N/A 1/2 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 6.20 oz
H1C-162 N/A 1 5/8 in N/A 3 in N/A 5/8 in N/A 5/16-24 x 1 N/A Steel, ASTM A108 N/A 13.20 oz
Unit of Measure
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