FREE delivery on orders over €150
Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | JA |
| Bushing Size | JA |
| Chain Number | 40 |
| Chain Pitch | 1/2" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 40 |
| For Chain Pitch | 1/2" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Diameter | 2 1/8" |
| Hub Outside Dia. | 2 1/8" |
| Individually Packaged | Yes |
| Length Through Bore | 5/8" |
| Length Thru Bore | 14/25" |
| Material | Steel |
| Max. Bore Size | 1 1/4" |
| Min. Bore Size | 3/8" |
| No. Of Teeth | 19 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 19 |
| Outside Dia. | 3.296" |
| Pitch | 1/2" |
| Pitch Dia. | 3.0378" |
| Product Datasheet | martin-sprocket-100a10.pdf |
| Screw Size | #10-24 |
| Single Strand Tooth Thickness | 0.284" |
| Storage Dimension Height | 3/4" |
| Storage Dimension Length | 3 1/2" |
| Storage Dimension Width | 3 1/2" |
Shipping Info:
| Ship weight (kg) | 0.27 |
| Ship height (cm) | 1.6 |
| Ship length (cm) | 8.38 |
| Ship width (cm) | 8.38 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
40JA15H | 15 | 2.4049" | 2.652" | 5/8" | QD JA | 40 | 1/2" | Bushed | €77.79 | |
![]() |
40JA16H | 16 | 2.5629" | 2.814" | 1 1/16" | Type JA QD | 40 | 1/2" | Bushed | €80.26 | |
![]() |
40JA17H | 17 | 2.7211" | 2.975" | 5/8" | QD JA | 40 | 1/2" | Bushed | €86.43 | |
![]() |
40JA18H | 18 | 2.8794" | 3.136" | 1 1/16" | Type JA QD | 40 | 1/2" | Bushed | €88.70 | |
![]() |
40SH20H | 20 | 3.1962" | 3.457" | 1 5/16" | Type SH QD | 40 | 1/2" | Bushed | €90.47 | |
![]() |
40SH21H | 21 | 3.3548" | 3.617" | 13/16" | QD SH | 40 | 1/2" | Bushed | €105.81 | |
![]() |
40SH22H | 22 | 3.5133" | 3.778" | 13/16" | QD SH | 40 | 1/2" | Bushed | €109.82 |
Explore Products
- UNITHERM FPV4212-12 Valve Insulated Cover, 12 Volt, Size 42 x 12 Inch
- APPROVED VENDOR 1RJE8 O-ring Buna N 12.4mm Outer Diameter
- USA SEALING BULK-PS-EPTFE-67 Gasket Sheet, 1/16 Inch Thick, White, Molded Expanded PTFE
- SPEC WWMG07116185S Disc Spring, Metric, Split Wave Springs, Stainless Steel
- MONOPRICE 21970
- BEST FBB268 5 HW SWG-CLR DOOR HINGE 26D STL Swing Clear Hinge, 5 x 6 Inch, Full Mortise Mounting, Square Corners
- REGAL 029505AW Jobber Length Twist Drill Set, 1/16 to 1/2 x 32nd Sizes, Treated
- SPEARS VALVES 300-100900 Elbow, 90 Deg., Gasket, 100 PSI, PIP, 6 Size, PVC
Explore More
- CENTURY
- KEYSHAFT
- KOHLER
- TWECO
- POWEREX
- Pilot Point Drill Bit Sets
- Emergency Lighting Lamp Heads
- Ball Pein Hammers
- Radial Blade Blower, Direct Drive
- Spectrum Analyzer Accessories
- PEWAG Chain Sling, Grade 100
- PS DOORS Safemezz Horizontal Gates
- TYGON B-44-4X Tubings
- ANVIL AS2144 Series Corner Angle Fittings, Green
- ANVIL AS9402 Series Hinge Connectors, 2-Hole
- APPROVED VENDOR Male Tee
- GUARDAIR Quiet Force Nozzles
- PROTO Electronic Torque Testers
- REGAL Extension Pipe Taps, HSS, Alcrona
- CALBRITE Split Ring Clamps, Stainless Steel
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 40JA19H Sprocket, QD, 40 Chain, 19 Teeth, 3.038 Inch Pitch Dia., 3.296 Inch O.D., Steel
€89.87 /unit


