[THK] — Ball Screw Nut DCM (Flange Type)
Ball Screws THK

[THK] — Ball Screw Nut DCM (Flange Type)

Family ID: THK-DCM

THK DCM type Ball Screw Nut, flange mounting design. Manufactured to 30° large-thread standards; nut uses special alloy with die-cast precision male thread core. Low dimensional variation; higher precision and wear resistance vs. machined screw nuts. Outer diameter D = 22~68mm, nut length 30~80mm, 13 sizes DCM12~DCM50. 4-bolt flange (PCD 31~85mm). Compatible with CS series ball screw shafts (rolled type T; ground type K on order).

13 product codes available in this family

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Product Codes & Specifications

Product Code Description Brand Spec
DCM12 THK Ball Screw Nut DCM12 (flange), D=22mm, L=30mm, F=3920N THK Outer Diameter (D): 22 mm (0/-0.052) | Nut Length (L): 30 mm | Flange Diameter (D1): 44 mm | Flange Height (H): 6 mm | Bolt Hole Diameter (B): 5.4 mm | Bolt PCD: 31 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS12 | Dynamic Allowable Thrust (F): 3920 N | Flange Static Allowable Load (P): 20200 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM14 THK Ball Screw Nut DCM14 (flange), D=22mm, L=30mm, F=4900N THK Outer Diameter (D): 22 mm (0/-0.052) | Nut Length (L): 30 mm | Flange Diameter (D1): 44 mm | Flange Height (H): 6 mm | Bolt Hole Diameter (B): 5.4 mm | Bolt PCD: 31 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS14 | Dynamic Allowable Thrust (F): 4900 N | Flange Static Allowable Load (P): 16900 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM16 THK Ball Screw Nut DCM16 (flange), D=28mm, L=35mm, F=6670N THK Outer Diameter (D): 28 mm (0/-0.052) | Nut Length (L): 35 mm | Flange Diameter (D1): 51 mm | Flange Height (H): 7 mm | Bolt Hole Diameter (B): 6.6 mm | Bolt PCD: 38 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS16 | Dynamic Allowable Thrust (F): 6670 N | Flange Static Allowable Load (P): 31500 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM18 THK Ball Screw Nut DCM18 (flange), D=32mm, L=40mm, F=8730N THK Outer Diameter (D): 32 mm (0/-0.062) | Nut Length (L): 40 mm | Flange Diameter (D1): 56 mm | Flange Height (H): 7 mm | Bolt Hole Diameter (B): 6.6 mm | Bolt PCD: 42 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS18 | Dynamic Allowable Thrust (F): 8730 N | Flange Static Allowable Load (P): 42000 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM20 THK Ball Screw Nut DCM20 (flange), D=32mm, L=40mm, F=9800N THK Outer Diameter (D): 32 mm (0/-0.062) | Nut Length (L): 40 mm | Flange Diameter (D1): 56 mm | Flange Height (H): 7 mm | Bolt Hole Diameter (B): 6.6 mm | Bolt PCD: 42 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS20 | Dynamic Allowable Thrust (F): 9800 N | Flange Static Allowable Load (P): 37200 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM22 THK Ball Screw Nut DCM22 (flange), D=36mm, L=50mm, F=12400N THK Outer Diameter (D): 36 mm (0/-0.062) | Nut Length (L): 50 mm | Flange Diameter (D1): 61 mm | Flange Height (H): 8 mm | Bolt Hole Diameter (B): 6.6 mm | Bolt PCD: 47 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS22 | Dynamic Allowable Thrust (F): 12400 N | Flange Static Allowable Load (P): 48600 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM25 THK Ball Screw Nut DCM25 (flange), D=36mm, L=50mm, F=14200N THK Outer Diameter (D): 36 mm (0/-0.062) | Nut Length (L): 50 mm | Flange Diameter (D1): 61 mm | Flange Height (H): 8 mm | Bolt Hole Diameter (B): 6.6 mm | Bolt PCD: 47 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS25 | Dynamic Allowable Thrust (F): 14200 N | Flange Static Allowable Load (P): 39800 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM28 THK Ball Screw Nut DCM28 (flange), D=44mm, L=56mm, F=17900N THK Outer Diameter (D): 44 mm (0/-0.062) | Nut Length (L): 56 mm | Flange Diameter (D1): 76 mm | Flange Height (H): 10 mm | Bolt Hole Diameter (B): 9.0 mm | Bolt PCD: 58 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS28 | Dynamic Allowable Thrust (F): 17900 N | Flange Static Allowable Load (P): 69200 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM32 THK Ball Screw Nut DCM32 (flange), D=44mm, L=56mm, F=21100N THK Outer Diameter (D): 44 mm (0/-0.062) | Nut Length (L): 56 mm | Flange Diameter (D1): 76 mm | Flange Height (H): 10 mm | Bolt Hole Diameter (B): 9.0 mm | Bolt PCD: 58 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS32 | Dynamic Allowable Thrust (F): 21100 N | Flange Static Allowable Load (P): 54200 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM36 THK Ball Screw Nut DCM36 (flange), D=52mm, L=60mm, F=25800N THK Outer Diameter (D): 52 mm (0/-0.074) | Nut Length (L): 60 mm | Flange Diameter (D1): 84 mm | Flange Height (H): 10 mm | Bolt Hole Diameter (B): 9.0 mm | Bolt PCD: 66 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS36 | Dynamic Allowable Thrust (F): 25800 N | Flange Static Allowable Load (P): 84500 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM40 THK Ball Screw Nut DCM40 (flange), D=58mm, L=70mm, F=33800N THK Outer Diameter (D): 58 mm (0/-0.074) | Nut Length (L): 70 mm | Flange Diameter (D1): 98 mm | Flange Height (H): 12 mm | Bolt Hole Diameter (B): 11.0 mm | Bolt PCD: 76 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS40 | Dynamic Allowable Thrust (F): 33800 N | Flange Static Allowable Load (P): 106000 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM45 THK Ball Screw Nut DCM45 (flange), D=64mm, L=75mm, F=42100N THK Outer Diameter (D): 64 mm (0/-0.074) | Nut Length (L): 75 mm | Flange Diameter (D1): 104 mm | Flange Height (H): 12 mm | Bolt Hole Diameter (B): 11.0 mm | Bolt PCD: 80 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS45 | Dynamic Allowable Thrust (F): 42100 N | Flange Static Allowable Load (P): 125000 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM50 THK Ball Screw Nut DCM50 (flange), D=68mm, L=80mm, F=50100N THK Outer Diameter (D): 68 mm (0/-0.074) | Nut Length (L): 80 mm | Flange Diameter (D1): 109 mm | Flange Height (H): 12 mm | Bolt Hole Diameter (B): 11.0 mm | Bolt PCD: 85 mm | Mounting Type: Flange (4-bolt) | Compatible Shaft: CS50 | Dynamic Allowable Thrust (F): 50100 N | Flange Static Allowable Load (P): 128000 N | Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard

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