Maedler North America

Part number (SKU) 10788140
Material Steel (1045)
Surface Blank
Number of strands 1
Hardened Yes
Hub One sided
DIN ISO No. 12 B-1
No. of teeth 40
Outer diameter [da] 251.3 [mm]
Pitch circle diameter [d] 242.81 [mm]
Hub diameter [ND] 100 [mm]
Bore [B] 20 [mm]
Total length [L] 40 [mm]
Weight 5500 [kg]

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Weight 5.46 kg
Dimensions 251.3 × 251.3 × 40 cm
Material

Surface

Number of strands

Hardened

Hub

DIN ISO No.

No. of teeth

Outer diameter

Pitch circle diameter

Hub diameter

Bore

Total length

Weight

Sprocket KRG with hub 12 B-1 3/4×7/16″ 40 teeth material steel teeth induction hardened PN: 10788140

Material: Steel C45, teeth induction hardened (≈ HRC 50).
Pre-bored. General dimensions: B1 = 11,1 mm, c = 2,0 mm, r3 = 19 mm.
Other dimensions: See the table.

$94.89

Ships within 1-2 weeks

Quantity Discount (%) Price
1 - 4 $94.89
5 - 9 1.5 % $93.47
10 - 24 3 % $92.04
25 - 49 5.92 % $89.27
50 - 99 8.94 % $86.41
100 - 249 11.83 % $83.66
250+ 16.24 % $79.48

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ProductPart number (SKU)MaterialSurfaceNumber of strandsHardenedHubDIN ISO No.No. of teethOuter diameter [da]Pitch circle diameter [d]Hub diameter [ND]Bore [B]Total length [L]WeightPrice
Sprocket KRG with hub 12 B-1 3/4×7/16″ 8 teeth material steel teeth induction hardened PN: 1078810810788108Steel (1045)Blank1YesOne sided12 B-1857.6 [mm]49.78 [mm]31 [mm]12 [mm]30 [mm]220 [kg] $10.84
Sprocket KRG with hub 12 B-1 3/4×7/16″ 10 teeth material steel teeth induction hardened PN: 1078811010788110Steel (1045)Blank1YesOne sided12 B-11069.0 [mm]61.64 [mm]42 [mm]12 [mm]30 [mm]400 [kg] $13.39
Sprocket KRG with hub 12 B-1 3/4×7/16″ 11 teeth material steel teeth induction hardened PN: 1078811110788111Steel (1045)Blank1YesOne sided12 B-11175.0 [mm]67.61 [mm]46 [mm]16 [mm]35 [mm]520 [kg] $13.99
Sprocket KRG with hub 12 B-1 3/4×7/16″ 12 teeth material steel teeth induction hardened PN: 1078811210788112Steel (1045)Blank1YesOne sided12 B-11281.5 [mm]73.60 [mm]52 [mm]16 [mm]35 [mm]600 [kg] $15.01
Sprocket KRG with hub 12 B-1 3/4×7/16″ 13 teeth material steel teeth induction hardened PN: 1078811310788113Steel (1045)Blank1YesOne sided12 B-11387.5 [mm]79.59 [mm]58 [mm]16 [mm]35 [mm]800 [kg] $20.22
Sprocket KRG with hub 12 B-1 3/4×7/16″ 14 teeth material steel teeth induction hardened PN: 1078811410788114Steel (1045)Blank1YesOne sided12 B-11493.6 [mm]85.61 [mm]64 [mm]16 [mm]35 [mm]1000 [kg] $20.03
Sprocket KRG with hub 12 B-1 3/4×7/16″ 15 teeth material steel teeth induction hardened PN: 1078811510788115Steel (1045)Blank1YesOne sided12 B-11599.8 [mm]91.63 [mm]70 [mm]16 [mm]35 [mm]1190 [kg] $20.70
Sprocket KRG with hub 12 B-1 3/4×7/16″ 16 teeth material steel teeth induction hardened PN: 1078811610788116Steel (1045)Blank1YesOne sided12 B-116105.5 [mm]97.65 [mm]75 [mm]16 [mm]35 [mm]1000 [kg] $22.70
Sprocket KRG with hub 12 B-1 3/4×7/16″ 17 teeth material steel teeth induction hardened PN: 1078811710788117Steel (1045)Blank1YesOne sided12 B-117111.5 [mm]103.67 [mm]80 [mm]16 [mm]35 [mm]1500 [kg] $25.28
Sprocket KRG with hub 12 B-1 3/4×7/16″ 18 teeth material steel teeth induction hardened PN: 1078811810788118Steel (1045)Blank1YesOne sided12 B-118118.0 [mm]109.71 [mm]80 [mm]16 [mm]35 [mm]1600 [kg] $29.07
Sprocket KRG with hub 12 B-1 3/4×7/16″ 19 teeth material steel teeth induction hardened PN: 1078811910788119Steel (1045)Blank1YesOne sided12 B-119124.2 [mm]115.75 [mm]80 [mm]16 [mm]35 [mm]1690 [kg] $30.14
Sprocket KRG with hub 12 B-1 3/4×7/16″ 20 teeth material steel teeth induction hardened PN: 1078812010788120Steel (1045)Blank1YesOne sided12 B-120129.7 [mm]121.78 [mm]80 [mm]16 [mm]35 [mm]1800 [kg] $31.00
Sprocket KRG with hub 12 B-1 3/4×7/16″ 21 teeth material steel teeth induction hardened PN: 1078812110788121Steel (1045)Blank1YesOne sided12 B-121136.0 [mm]127.82 [mm]90 [mm]20 [mm]40 [mm]2310 [kg] $33.78
Sprocket KRG with hub 12 B-1 3/4×7/16″ 22 teeth material steel teeth induction hardened PN: 1078812210788122Steel (1045)Blank1YesOne sided12 B-122141.8 [mm]133.86 [mm]90 [mm]20 [mm]40 [mm]2450 [kg] $35.61
Sprocket KRG with hub 12 B-1 3/4×7/16″ 23 teeth material steel teeth induction hardened PN: 1078812310788123Steel (1045)Blank1YesOne sided12 B-123149.0 [mm]139.90 [mm]90 [mm]20 [mm]40 [mm]2520 [kg] $38.53
Sprocket KRG with hub 12 B-1 3/4×7/16″ 24 teeth material steel teeth induction hardened PN: 1078812410788124Steel (1045)Blank1YesOne sided12 B-124153.9 [mm]145.94 [mm]90 [mm]20 [mm]40 [mm]2650 [kg] $38.91
Sprocket KRG with hub 12 B-1 3/4×7/16″ 25 teeth material steel teeth induction hardened PN: 1078812510788125Steel (1045)Blank1YesOne sided12 B-125160.0 [mm]152.00 [mm]90 [mm]20 [mm]40 [mm]2760 [kg] $40.97
Sprocket KRG with hub 12 B-1 3/4×7/16″ 26 teeth material steel teeth induction hardened PN: 1078812610788126Steel (1045)Blank1YesOne sided12 B-126165.9 [mm]158.04 [mm]95 [mm]20 [mm]40 [mm]3090 [kg] $46.26
Sprocket KRG with hub 12 B-1 3/4×7/16″ 27 teeth material steel teeth induction hardened PN: 1078812710788127Steel (1045)Blank1YesOne sided12 B-127172.3 [mm]164.09 [mm]95 [mm]20 [mm]40 [mm]3300 [kg] $49.63
Sprocket KRG with hub 12 B-1 3/4×7/16″ 28 teeth material steel teeth induction hardened PN: 1078812810788128Steel (1045)Blank1YesOne sided12 B-128178.0 [mm]170.13 [mm]95 [mm]20 [mm]40 [mm]3400 [kg] $53.66
Sprocket KRG with hub 12 B-1 3/4×7/16″ 30 teeth material steel teeth induction hardened PN: 1078813010788130Steel (1045)Blank1YesOne sided12 B-130190.5 [mm]182.25 [mm]95 [mm]20 [mm]40 [mm]3600 [kg] $60.50
Sprocket KRG with hub 12 B-1 3/4×7/16″ 32 teeth material steel teeth induction hardened PN: 1078813210788132Steel (1045)Blank1YesOne sided12 B-132203.3 [mm]194.35 [mm]100 [mm]20 [mm]40 [mm]4000 [kg] $66.49
Sprocket KRG with hub 12 B-1 3/4×7/16″ 34 teeth material steel teeth induction hardened PN: 1078813410788134Steel (1045)Blank1YesOne sided12 B-134214.6 [mm]206.46 [mm]100 [mm]20 [mm]40 [mm]4350 [kg] $72.77
Sprocket KRG with hub 12 B-1 3/4×7/16″ 35 teeth material steel teeth induction hardened PN: 1078813510788135Steel (1045)Blank1YesOne sided12 B-135221.0 [mm]212.52 [mm]100 [mm]20 [mm]40 [mm]4600 [kg] $78.97
Sprocket KRG with hub 12 B-1 3/4×7/16″ 36 teeth material steel teeth induction hardened PN: 1078813610788136Steel (1045)Blank1YesOne sided12 B-136226.8 [mm]218.58 [mm]100 [mm]20 [mm]40 [mm]4850 [kg] $79.87
Sprocket KRG with hub 12 B-1 3/4×7/16″ 38 teeth material steel teeth induction hardened PN: 1078813810788138Steel (1045)Blank1YesOne sided12 B-138239.0 [mm]230.69 [mm]100 [mm]20 [mm]40 [mm]5100 [kg] $87.23
Sprocket KRG with hub 12 B-1 3/4×7/16″ 40 teeth material steel teeth induction hardened PN: 1078814010788140Steel (1045)Blank1YesOne sided12 B-140251.3 [mm]242.81 [mm]100 [mm]20 [mm]40 [mm]5500 [kg] $94.89
Sprocket KRG with hub 12 B-1 3/4×7/16″ 9 teeth material steel teeth induction hardened PN: 1078810910788109Steel (1045)Blank1YesOne sided12 B-1962.0 [mm]55.70 [mm]37 [mm]12 [mm]30 [mm]300 [kg] $12.14

Sprocket KRG with hub 12 B-1 3/4×7/16″ 40 teeth material steel teeth induction hardened PN: 10788140

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