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Re-Machinable Two-Piece Clamping Collars are offered with an undersized bore allowing the necessary clearance to re-machine the bore without damaging the existing clamp screws. The pilot bore can be safely enlarged to the nominal bore size reflected in the part number nomenclature.
R2C-Line Drawing
Unit of Measure
1 2 

Item #

Bore

Max Bore

OD

Width

Screw Size

Material

Weight

R2C-075 N/A 1/8 in N/A 3/4 in N/A 1.7500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 2.60 oz
R2C-075-DT N/A 1/8 in N/A 3/4 in N/A 1.7500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 2.60 oz
R2C-075-S N/A 1/8 in N/A 3/4 in N/A 1.7500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Stainless Steel, ASTM A582 N/A 2.60 oz
R2C-075-A N/A 1/8 in N/A 3/4 in N/A 1.7500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Aluminum, ASTM B211 N/A 2.60 oz
CRR2C-075-S N/A 1/8 in N/A 3/4 in N/A 1.7500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A 316 Stainless Steel, ASTM A276 N/A 2.60 oz
R2C-100 N/A 0.5000 in N/A 1 in N/A 2.2500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 3.10 oz
R2C-100-DT N/A 0.5000 in N/A 1 in N/A 2.2500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Steel, ASTM A108 N/A 3.10 oz
R2C-100-S N/A 0.5000 in N/A 1 in N/A 2.2500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Stainless Steel, ASTM A582 N/A 3.10 oz
R2C-100-A N/A 0.5000 in N/A 1 in N/A 2.2500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A Aluminum, ASTM B211 N/A 3.10 oz
CRR2C-100-S N/A 0.5000 in N/A 1 in N/A 2.2500 in N/A 0.5000 in N/A 1/4-28 x 5/8 N/A 316 Stainless Steel, ASTM A276 N/A 3.10 oz
R2C-156 N/A 0.6250 in N/A 1 9/16 in N/A 2.5000 in N/A 0.5000 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.61 oz
R2C-156-DT N/A 0.6250 in N/A 1 9/16 in N/A 2.5000 in N/A 0.5000 in N/A 1/4-28 x 3/4 N/A Steel, ASTM A108 N/A 5.61 oz
R2C-156-S N/A 0.6250 in N/A 1 9/16 in N/A 2.5000 in N/A 0.5000 in N/A 1/4-28 x 3/4 N/A Stainless Steel, ASTM A582 N/A 5.61 oz
R2C-156-A N/A 0.6250 in N/A 1 9/16 in N/A 2.5000 in N/A 0.5000 in N/A 1/4-28 x 3/4 N/A Aluminum, ASTM B211 N/A 5.61 oz
CRR2C-156-S N/A 0.6250 in N/A 1 9/16 in N/A 2.5000 in N/A 0.5000 in N/A 1/4-28 x 3/4 N/A 316 Stainless Steel, ASTM A276 N/A 5.61 oz
R2C-200 N/A 0.7500 in N/A 2 in N/A 3.2500 in N/A 0.6250 in N/A 5/16-24 x 1 N/A Steel, ASTM A108 N/A 11.00 oz
R2C-200-DT N/A 0.7500 in N/A 2 in N/A 3.2500 in N/A 0.6250 in N/A 5/16-24 x 1 N/A Steel, ASTM A108 N/A 11.00 oz
R2C-200-S N/A 0.7500 in N/A 2 in N/A 3.2500 in N/A 0.6250 in N/A 5/16-24 x 1 N/A Stainless Steel, ASTM A582 N/A 11.00 oz
R2C-200-A N/A 0.7500 in N/A 2 in N/A 3.2500 in N/A 0.6250 in N/A 5/16-24 x 1 N/A Aluminum, ASTM B211 N/A 11.00 oz
CRR2C-200-S N/A 0.7500 in N/A 2 in N/A 3.2500 in N/A 0.6250 in N/A 5/16-24 x 1 N/A 316 Stainless Steel, ASTM A276 N/A 11.00 oz
R2C-262 N/A 1.0000 in N/A 2 5/8 in N/A 4.2500 in N/A 0.7500 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 24.00 oz
R2C-262-DT N/A 1.0000 in N/A 2 5/8 in N/A 4.2500 in N/A 0.7500 in N/A 3/8-24 x 1 N/A Steel, ASTM A108 N/A 24.00 oz
R2C-262-S N/A 1.0000 in N/A 2 5/8 in N/A 4.2500 in N/A 0.7500 in N/A 3/8-24 x 1 N/A Stainless Steel, ASTM A582 N/A 24.00 oz
R2C-262-A N/A 1.0000 in N/A 2 5/8 in N/A 4.2500 in N/A 0.7500 in N/A 3/8-24 x 1 N/A Aluminum, ASTM B211 N/A 24.00 oz
CRR2C-262-S N/A 1.0000 in N/A 2 5/8 in N/A 4.2500 in N/A 0.7500 in N/A 3/8-24 x 1 N/A 316 Stainless Steel, ASTM A276 N/A 24.00 oz
Unit of Measure
1 2