One-Piece Industry Standard Clamping Coupling with or without Keyway

TC-Series : One-Piece Threaded Clamping Collar with Recessed Screw


Recessed screw head provides an outside surface free of major projections for safety.


Bore Sizes: 10-32 through 2-12
Available in:
Stainless Steel
Steel-Black Oxide Finish


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Black Oxide Steel T303 Stainless Steel Bore Thread OD  Width Clamp Screw Box Qty Weight* (Ounce)
TC-010-32 TC-010-32-S 10-32 11/16 1/4 4-40 20 0.34
TC-025-20 TC-025-20-S 1/4-20 13/16 1/4 4-40 20 0.47
TC-025-28 TC-025-28-S 1/4-28 13/16 1/4 4-40 20 0.48
TC-031-18 TC-031-18-S 5/16-18 13/16 1/4 4-40 20 0.45
TC-031-24 TC-031-24-S 5/16-24 13/16 1/4 4-40 20 0.44
TC-037-16 TC-037-16-S 3/8-16 1  1/16 5/16 6-32 20 1.00
TC-037-24 TC-037-24-S 3/8-24 1  1/16 5/16 6-32 20 1.00
TC-050-13 TC-050-13-S 1/2-13 1  1/4 3/8 8-32 20 1.60
TC-050-20 TC-050-20-S 1/2-20 1  1/4 3/8 8-32 20 1.60
TC-062-11 TC-062-11-S 5/8-11 1  1/2 13/32 10-32 20 2.50
TC-062-18 TC-062-18-S 5/8-18 1  1/2 13/32 10-32 20 2.50
TC-075-10 TC-075-10-S 3/4-10 1  3/4 1/2 1/4-28 20 4.10
TC-075-16 TC-075-16-S 3/4-16 1  3/4 1/2 1/4-28 20 4.10
TC-087-09 TC-087-09-S 7/8-9 1  7/8 1/2 1/4-28 20 4.60
TC-087-14 TC-087-14-S 7/8-14 1  7/8 1/2 1/4-28 20 4.50
TC-100-08 TC-100-08-S 1-8 2 1/2 1/4-28 20 5.00
TC-100-14 TC-100-14-S 1-14 2 1/2 1/4-28 20 5.00
TC-112-07 TC-112-07-S 1 1/8-7 2  1/8 1/2 1/4-28 10 5.50
TC-112-12 TC-112-12-S 1 1/8-12 2  1/8 1/2 1/4-28 10 5.50
TC-125-07 TC-125-07-S 1 1/4-7 2  1/4 1/2 1/4-28 10 6.00
TC-125-12 TC-125-12-S 1 1/4-12 2  1/4 1/2 1/4-28 10 6.00
TC-150-06 TC-150-06-S 1 1/2-6 2  1/2 1/2 1/4-28 10 6.90
TC-150-12 TC-150-12-S 1 1/2-12 2  1/2 1/2 1/4-28 10 6.70
TC-175-16 TC-175-16-S 13/4-16 3 5/8 5/16-24 5 12.40
TC-200-12 TC-200-12-S 2-12 3  1/4 5/8 5/16-24 5 13.90

DIMENSION - BORE, INCH
TOLERANCE +.003/-.000
* Weights as noted are approximate
Bore thread sizes 1 3/4 -16 and 2-12 do not have a relief cut