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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | Q1 |
| Bushing Size | Q1 |
| Chain Number | 50 |
| Chain Pitch | 5/8" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 50 |
| For Chain Pitch | 5/8" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Outside Dia. | 4 1/4" |
| 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" |
| Number Of Chain Rows | 2 |
| Number Of Teeth | 25 |
| Outside Dia. | 5.322" |
| Pitch | 5/8" |
| Pitch Dia. | 4.9867" |
| Single Strand Tooth Thickness | 0.332" |
| Storage Dimension Height | 1 3/4" |
| Storage Dimension Length | 5.322" |
| Storage Dimension Width | 5.322" |
Shipping Info:
| Ship weight (kg) | 2.08 |
| Ship height (cm) | 4.45 |
| Ship length (cm) | 13.51 |
| Ship width (cm) | 13.51 |
| Country of Origin | US |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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D50Q54 | 54 | 10.749" | 11.106" | 1 3/4" | MST Q1 | 50 | 5/8" | Bushed | €581.10 | |
![]() |
D50Q60 | 60 | 11.9421" | 12.301" | 1 3/4" | MST Q1 | 50 | 5/8" | Bushed | €672.28 | |
![]() |
D50Q72 | 72 | 14.3285" | 14.69" | 1 3/4" | MST Q1 | 50 | 5/8" | Bushed | €780.08 | |
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D50Q32H | 32 | 6.3764" | 6.721" | 1 3/4" | MST Q1 | 50 | 5/8" | Bushed | €376.50 | |
![]() |
D50Q36H | 36 | 7.1711" | 7.519" | 1 3/4" | MST Q1 | 50 | 5/8" | Bushed | €418.13 | |
![]() |
D50Q40H | 40 | 7.9659" | 8.316" | 2 1/2" | Type Q1 Split Taper | 50 | 5/8" | Bushed | €376.20 | |
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D50H14H | 14 | 2.8087" | 3.113" | 1 1/4" | Type H Split Taper | 50 | 5/8" | Bushed | €221.44 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET D50Q25H Sprocket, MST, 50 Chain, 25 Teeth, 4.987 Inch Pitch Dia., 5.322 Inch O.D., Steel
€294.05 /unit





