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MBF Set - Mini

Unfinished Shaft Ends
Flange with Counterbore Holes
A miniature type with a screw shaft diameter of 4 to 14 mm and a lead of 1 to 5mm.
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Days to Ship Clear
Shaft O.D. (mm) Clear
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Lead (mm) Clear
Accuracy Clear
Axial Clearance Clear
Shaft Length Range (mm) Clear
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Shaft Length (mm) Clear
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In stock
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*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Unit Price Quantity Days to Ship Item Total
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 90
MBF0401-3.7G2+90LC7A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 110
MBF0401-3.7G2+110LC7A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 130
MBF0401-3.7G2+130LC7A
Days to Ship: 2 - 3 weeks*
MBF0401-3.7GT+90LC3A
Out of stock
Out of stock ? Contact us to place an order
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 90
MBF0401-3.7GT+90LC5A
Days to Ship: 2 - 3 weeks*
MBF0401-3.7GT+110LC3A
Out of stock
Out of stock ? Contact us to place an order
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 110
MBF0401-3.7GT+110LC5A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 130
MBF0401-3.7GT+130LC3A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 4
Lead (mm): 1
Shaft Length (mm): 130
MBF0401-3.7GT+130LC5A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 131
MBF0601-3.7GT+131LC3A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 131
MBF0601-3.7GT+131LC5A
Days to Ship: 2 - 3 weeks*
MBF0601-3.7G2+131LC7A
Out of stock
Out of stock ? Contact us to place an order
MBF0601-3.7GT+161LC3A
Out of stock
Out of stock ? Contact us to place an order
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 161
MBF0601-3.7GT+161LC5A
Days to Ship: 2 - 3 weeks*
MBF0601-3.7G2+161LC7A
Out of stock
Out of stock ? Contact us to place an order
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 201
MBF0601-3.7GT+201LC3A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 201
MBF0601-3.7GT+201LC5A
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 6
Lead (mm): 1
Shaft Length (mm): 201
MBF0601-3.7G2+201LC7A
Days to Ship: 2 - 3 weeks*
MBF0802-3.7GT+168LC3A
Out of stock
Out of stock ? Contact us to place an order
Shaft O.D. (mm): 8
Lead (mm): 2
Shaft Length (mm): 168
MBF0802-3.7GT+168LC5A
Days to Ship: 2 - 3 weeks*
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Screw shaft outer diameterd LeadPh Model No. Ball center-to-center diameterdp Thread minor diameterdc No. of loaded circuitsRows × turns Basic load rating Nut dimensions Nut mass Shaft mass
DynamicC StaticC0 Outer diameterD Flange diameterD1 Overall lengthL1 H B1 PCD d1 × d2 × h Tw
mm mm mm mm kN kN mm mm mm mm mm mm mm mm kg kg/m
4 1 MBF0401‑3.7 4.15 3.2 1×3.7 0.59 0.93 11 24 18 4 14 17 3.4×6.5×2.5 13 0.02 0.07
6 1 MBF0601‑3.7 6.15 5.2 1×3.7 0.74 1.5 13 30 21 5 16 21.5 3.4×6.5×3 17 0.04 0.14
8 2 MBF0802‑3.7 8.3 6.4 1×3.7 2.5 4.2 20 40 28 6 22 30 4.5×8×4 24 0.1 0.19
10 2 MBF1002‑3.7 10.3 8.6 1×3.7 2.8 5.3 23 43 28 6 22 33 4.5×8×4 27 0.11 0.36
12 2 MBF1202‑3.7 12.3 10.6 1×3.7 3 6.5 25 47 30 8 22 36 5.5×9.5×5.5 29 0.15 0.58
14 2 MBF1402‑3.7 14.3 12.5 1×3.7 3.3 7.5 26 48 30 8 22 37 5.5×9.5×5.5 32 0.16 0.85
14 4 MBF1404‑3.7 14.3 11.8 1×3.7 5.7 11.1 30 54 38 8 30 42 5.5×9.5×5.5 34 0.25 1.2
Model No. Standardstocksymbol Screw shaft dimensions
Overall lengthL l0 l1 l2 l3 d3 d4 K
mm mm mm mm mm mm mm mm
MBF0401‑3.7 A 90481030504.33.22
110681030704.33.22
130881030904.33.22
MBF0601‑3.7 A 131582050616.35.23
161882050916.35.23
20112820501316.35.23
MBF0802‑3.7 A 168852555888.36.23
19311025551138.36.23
21813525551388.36.23
MBF1002‑3.7 A 1839525609810.38.23
223135256013810.38.23
273185256018810.38.23
MBF1202‑3.7 A 210117306012012.310.23
235142306014512.310.23
285192306019512.310.23
MBF1402‑3.7 A 205102406010514.312.23
245142406014514.312.23
295192406019514.312.23
345242406024514.312.23
MBF1404‑3.7 A 233129406013314.311.24
293189406019314.311.24
353249406025314.311.24
413309406031314.311.24
For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Screw shaft outer diameter Lead(in mm) No. of circuits Seals*1 Clearance Shaft length(in mm)*2 Accuracy Standard stock symbol
MBF 04 01 - 3.7   GT + 90L C7 A
MBF 04~14 01~04 3 No symbol : No seal GT : 0 to 0.005 mm Length in millimeters then "L" C3 A
  RR : Labyrinth seal G2 : 0 to 0.02 mm   C5
  C7
Note 1: Seals not available for sizes 0401 and 0601Note 2: See the Specifications tab to see standard sizes available.