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BNF Set

Unfinished Shaft Ends
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The simplest type with a single ball screw nut. It is designed to be mounted using the bolt holes drilled on the flange.
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Shaft O.D. (mm)
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Lead (mm)
Shaft Length Range (mm)
Shaft Length (mm)
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Attributes Part Number Unit Price Quantity Days to Ship Item Total
Shaft O.D. (mm):16
Lead (mm):5
Shaft Length (mm):410
 BNF1605-2.5RRG1+410LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):16
Lead (mm):5
Shaft Length (mm):510
 BNF1605-2.5RRG1+510LC5A – Days to Ship:2 - 3 weeks*
BNF1605-2.5RRG1+610LC5A – Out of stock ? Contact Us
BNF1605-2.5RRG1+710LC5A – Out of stock ? Contact Us
Shaft O.D. (mm):18
Lead (mm):10
Shaft Length (mm):410
 BNF1810-2.5RRG1+410LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):18
Lead (mm):10
Shaft Length (mm):510
 BNF1810-2.5RRG1+510LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):18
Lead (mm):10
Shaft Length (mm):610
 BNF1810-2.5RRG1+610LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):18
Lead (mm):10
Shaft Length (mm):710
 BNF1810-2.5RRG1+710LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):18
Lead (mm):10
Shaft Length (mm):810
 BNF1810-2.5RRG1+810LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):20
Lead (mm):5
Shaft Length (mm):410
 BNF2005-5RRG1+410LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):20
Lead (mm):5
Shaft Length (mm):510
 BNF2005-5RRG1+510LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):20
Lead (mm):5
Shaft Length (mm):610
 BNF2005-5RRG1+610LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):20
Lead (mm):5
Shaft Length (mm):610
 BNF2005-5RRG1+610LC5B – Days to Ship:2 - 3 weeks*
BNF2005-5RRG1+710LC5A – Out of stock ? Contact Us
Shaft O.D. (mm):20
Lead (mm):5
Shaft Length (mm):710
 BNF2005-5RRG1+710LC5B – Days to Ship:2 - 3 weeks*
BNF2005-5RRG1+810LC5A – Out of stock ? Contact Us
BNF2005-5RRG1+1010LC5A – Out of stock ? Contact Us
Shaft O.D. (mm):25
Lead (mm):5
Shaft Length (mm):520
 BNF2505-5RRG1+520LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):25
Lead (mm):5
Shaft Length (mm):620
 BNF2505-5RRG1+620LC5A – Days to Ship:2 - 3 weeks*
Shaft O.D. (mm):25
Lead (mm):5
Shaft Length (mm):720
 BNF2505-5RRG1+720LC5A – Days to Ship:2 - 3 weeks*
Subtotal: $0.00
  • Screw shaft outer diameter
    d    		 Lead
    Ph    		 Model No. Ball center-to-center diameter
    dp    		 Thread minor diameter
    dc    		 No. of loaded circuits
    Rows × turns    		 Basic load rating Nut dimensions Nut mass
    Dynamic
    C    		 Static
    C0    		 Outer diameter
    D    		 Flange diameter
    D1    		 Overall length
    L1    		 H B1 PCD d1 × d2 × h Greasing
    hole
    A
    mm mm mm mm kN kN mm mm mm mm mm mm mm kg
    16 5 BNF1605-2.5 16.75 13.2 1×2.5 7.4 13.9 40 60 41 10 31 50 4.5×8×4.5 M6 0.37
    18 10 BNF1810-2.5 18.8 15.5 1×2.5 7.8 15.9 42 65 69 12 57 53 5.5×9.5×5.5 M6 0.67
    20 5 BNF2005-5 20.75 17.2 2×2.5 15.1 35 44 67 56 11 45 55 5.5×9.5×5.5 M6 0.57
    25 5 BNF2505-5 25.75 22.2 2×2.5 16.7 44 50 73 55 11 44 61 5.5×9.5×5.5 M6 0.75
    10 BNF2510A-2.5 26.3 21.4 1×2.5 15.8 33 58 85 70 18 52 71 6.6×11×6.5 M6 1.43
    28 6 BNF2806-5 28.75 25.2 2×2.5 17.5 49.4 55 85 68 12 56 69 6.6×11×6.5 M6 1.13
    32 5 BNF3205-5 32.75 29.2 2×2.5 18.5 56.4 58 85 56 12 44 71 6.6×11×6.5 M6 0.93
    10 BNF3210A-5 33.75 26.4 2×2.5 47.2 112.7 74 108 100 15 85 90 9×14×8.5 M6 2.8
    36 10 BNF3610-5 37.75 30.5 2×2.5 50.1 126.4 75 120 111 18 93 98 11×17.5×11 M6 3.4
    40 10 BNF4010-5 41.75 34.4 2×2.5 52.7 141.1 82 124 103 18 85 102 11×17.5×11 M6 3.58
    12 BNF4012-5 42 34.1 2×2.5 61.6 158.3 84 126 119 18 101 104 11×17.5×11 M6 4.2
    50 10 BNF5010-5 51.75 44.4 2×2.5 58.2 176.4 93 135 103 18 85 113 11×17.5×11 PT 1/8 4.4
    Model No. Standard
    stock
    symbol    		 Screw shaft dimensions
    Overall length
    L    		 l0 l1 l2 d3 d4 Shaft mass
    mm mm mm mm mm mm kg/m
    BNF1605-2.5A410200501601612.80.92
    510300501601612.80.92
    610400501601612.80.92
    710500501601612.81.25
    BNF1810-2.5A410200501601815.31.62
    510300501601815.31.62
    610400501601815.31.62
    710500501601815.31.62
    810600501601815.31.62
    BNF2005-5A410200501602015.31.65
    510300501602015.31.65
    610400501602015.31.65
    710500501602015.31.65
    810600501602016.81.65
    1010800501602016.81.65
    B610300502602016.81.65
    710400502602016.81.65
    BNF2505-5A520300601602520.32.84
    620400601602520.32.84
    720500601602520.32.84
    820600601602520.32.84
    1020800601602521.82.84
    12201000601602521.82.84
    14201200601602521.82.84
    B720400602602521.82.84
    820500602602521.82.84
    BNF2510A-2.5A620400601602520.32.68
    820600601602520.32.68
    1020800601602520.32.68
    12201000601602520.32.68
    14201200601602520.32.68
    BNF2806-5A520300601602820.33.89
    620400601602820.33.89
    720500601602820.33.89
    920700601602820.33.89
    1020800601602824.83.89
    12201000601602824.83.89
    14201200601602824.83.89
    B720400702502824.83.89
    920500703502824.83.89
    1100700703302824.83.89
    BNF3205-5A730500701603225.35.03
    930700701603225.35.03
    12301000701603225.35.03
    14301200701603225.35.03
    16301400701603227.85.03
    18301600701603227.85.03
    BNF3210A-5A730500701603225.33.66
    930700701603225.33.66
    14301200701603225.33.66
    18301600701603225.33.66
    BNF3610-5A730500701603630.35.03
    930700701603630.35.03
    14301200701603630.35.03
    18301600701603630.35.03
    B9305001003303630.35.03
    11007001003003630.35.03
    183012001005303630.35.03
    BNF4010-5A12301000701604030.36.59
    17301500701604030.36.59
    20301800701604030.36.59
    22302000701604030.36.59
    BNF4012-5A12301000701604030.36.39
    17301500701604030.36.39
    20301800701604030.36.39
    22302000701604030.36.39
    B173012001004304033.86.39
    203012001007304033.86.39
    BNF5010-5A130010001002005040.311.36
    180015001002005040.311.36
    230020001002005040.311.36
    280025001002005040.311.36
     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 Clearance Shaft length
    (in mm)*1    		 Accuracy Standard stock symbol
    BNF 16 05 - 2.5 RR G1 + 410L C5 A
    BNF 16~50 04~12 Various RR : Labyrinth seal G1 : 0 to 0.01 mm Length in millimeters then "L" C5 A
      B

    Note 1: See the Specifications tab to see standard sizes available.

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