FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | Q1 |
| Bushing Size | Q1 |
| Chain Number | 120 |
| Chain Pitch | 1 1/2" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 120 |
| For Chain Pitch | 1 1/2" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Diameter | 4" |
| Hub Outside Dia. | 4" |
| Individually Packaged | No |
| Keyway Size | 1/2" |
| Keyway Width | 1/2" |
| Length Through Bore | 1 3/4" |
| Length Thru Bore | 1 3/4" |
| Material | Steel |
| Max. Bore Size | 2 11/16" |
| Min. Bore Size | 3/4" |
| No. Of Teeth | 12 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 12 |
| Outside Dia. | 6.498" |
| Pitch | 1 1/2" |
| Pitch Dia. | 5.7956" |
| Product Datasheet | martin-sprocket-100a10.pdf |
| Single Strand Tooth Thickness | 0.924" |
| Storage Dimension Height | 1 3/4" |
| Storage Dimension Length | 6.498" |
| Storage Dimension Width | 6.498" |
Shipping Info:
| Ship weight (kg) | 2.68 |
| Ship height (cm) | 4.45 |
| Ship length (cm) | 16.51 |
| Ship width (cm) | 16.51 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Number Of Teeth | Outside Dia. | Pitch Dia. | Bore Type | Length Through Bore | Bushing Type | For Chain Pitch | For Chain Number | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
120R32 | 32 | 16.13" | 15.3034" | Bushed | 2" | MST R1 | 1 1/2" | 120 | €1,096.59 | |
![]() |
120R35 | 35 | 17.566" | 16.7337" | Bushed | 4" | MST R2 | 1 1/2" | 120 | €1,122.66 | |
![]() |
120R36 | 36 | 18.045" | 17.211" | Bushed | 4" | Type R2 Split Taper | 1 1/2" | 120 | €1,080.64 | |
![]() |
120R40 | 40 | 19.959" | 19.1182" | Bushed | 4" | MST R2 | 1 1/2" | 120 | €1,139.43 | |
![]() |
120S40 | 40 | 19.959" | 19.118" | Bushed | 4 7/8" | Type S1 Split Taper | 1 1/2" | - | €1,139.43 | |
![]() |
120S42 | 42 | 20.916" | 20.0722" | Bushed Bore | 3 5/16" | MST S1 | 1 1/2" | 120 | €1,092.09 | |
![]() |
120R45 | 45 | 22.351" | 21.5034" | Bushed | 4" | MST R2 | 1 1/2" | 120 | €1,308.19 |
Explore Products
- BOSTON GEAR H05916
- MAGLINER 302495 Handle, 39 Inch Size
- LIFTOMATIC 49032-1 Mounting Base
- REGAL 008219AS33 Hand Tap, #8-36 Size, H2 Limit, 4 Flutes, Bottom With Nitride
- BURNDY Y35 Crimper, 23-1/4 x 4.75 Inch Size
- DDS 506207SB Rotary Shaft Oil Seal, Sb, Nitrile, 50 mm ID, 62 mm Od, 7 mm Width, 7 Psi
- MASTERDRIVES BK160-1-3/16 BTS Sheave, B Section, 1 Groove, 1-3/16 Inch Size
- SMC VALVES ISE30A-N7H-N-PGB Pressure Switch
Explore More
- GTO
- KEYSHAFT
- STANDARD PUMP
- RUSTLICK
- NOARK
- Equipment and Safety Labels
- Traffic Delineator Posts and Channelizers
- Coalescing Filter Elements
- Aluminized Hoods Gloves and Sleeves
- Hopper Tubs
- HI TEMP Welding Pipe Wrap
- VERMONT AMERICAN High Carbon Steel Metric Taps
- HELICOIL High Spiral Flute Bottoming Taps, 4H5H, Metric Coarse
- TEMPCO Replacement Flanged Heaters
- ANVIL 2177 Series Socket Weld Caps, Forged Steel
- SQUARE D Terminal Block 40 Amp
- DAZOR Fluorescent 45W Clamp Base Task Light, 43 Inch
- WHEATON Staining Jars
- GRAINGER Gas Detector Cases and Boots
- SEELYE LDPE Welding Rods
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET 120Q12H Sprocket, 120 Chain, 12 Teeth, 5.796 Inch Pitch Dia., 6.498 Inch O.D., Steel
€450.80 /unit




