S07/30B 0.7 Mod x 30 Tooth Metric Spur Gear in Steel
Product Specification
- Bore Diameter:
5mm - Category:
Spur Gears - Hub Diameter:
15mm - Material Specification:
STEEL - Measurement Unit:
Metric - No of Teeth:
30 - Outside Diameter:
22.4mm - Overall Width:
11mm - Pitch Circle Diameter:
21mm - Pitch Module:
.7 MOD - Tooth Width:
5mm
S07/30B 0.7 Mod x 30 Tooth Metric Spur Gear in Steel
Image is a representation of the product
Metric Spur Gear Manufactured from EN8 Steel 080M40/080M46 Made to Din Standards - DIN867, DIN3962, DIN3963, Grade 9GS Standard Tolerances = + or - 0.25mm
FOR MORE INFORMTION ON SPUR GEARS PLEASE REFER...
Shipping Policy
Shipping Charges (UK & International)
Standard UK Delivery
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Shipped via Royal Mail, FedEx, UPS, or DPD
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Dispatch Time: Within 5 business days (estimated)
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Transit Time: 1 business day (estimated)
Free UK Delivery
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Available on orders over £100
Express UK Delivery (Mainland Only – Available Upon Request)
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Next Working Day
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Pre-12:00 PM
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Pre-10:30 AM
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Saturday Delivery
International Delivery
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Shipping charges vary by location
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We offer international shipping via Fedex and UPS
Order Minimums
A minimum order value applies for orders placed:
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Over the phone
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At our trade counter
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Online
Order Processing & Dispatch
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Orders are processed Monday to Friday
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We aim to dispatch all orders as quickly as possible, typically within 5 business days
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Some items are stocked at our Bolton branch, while others are sourced from our network of suppliers
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If delays occur beyond our control, we will inform you and dispatch the item as soon as possible
- Cut off to ship for next working day delivery is 3pm, please contact us to confirm stock.
Couriers We Use
We work with trusted couriers, including:
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Royal Mail Tracked
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Parcelforce
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FedEx
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Evri
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TNT
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DPD
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UPS
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UK Mail
Shipping Origin
All orders are shipped from the United Kingdom (U.K.)
Shipping Terms (Incoterms)
We ship under DAP (Delivered at Place) terms:
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We are responsible for delivering the goods to the destination
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The buyer is responsible for all import duties, taxes, customs clearance fees, and any other charges incurred upon arrival
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Please Note: Orders shipped outside the UK may be subject to local duties and taxes, which are the responsibility of the buyer. Bolton Engineering ships under DAP (Delivered at Place) Incoterms. If duties and taxes are not paid, the parcel may be returned or destroyed at the buyer's expense.
Duties & Taxes
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Duties and taxes are not included in your order total or shipping fees at checkout
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The buyer is fully responsible for any import-related charges
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Refusal to pay duties/taxes may result in the shipment being returned (at the buyer's cost) or destroyed
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Refunds will not be issued in such cases
Shipping Confirmation & Tracking
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A shipping confirmation email with tracking details (if available) will be sent once your order is dispatched
Missing Deliveries
UK Orders:
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All UK orders are sent via tracked courier or Royal Mail 24
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If your item hasn’t arrived, please check with your local delivery office to see if it’s being held
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All orders are dispatched within 5 business days of purchase
Untracked UK Deliveries:
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Royal Mail requires a 15-business-day waiting period before a missing item claim can be initiated
International Orders:
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Please allow up to 28 days before contacting us regarding missing deliveries
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This timeframe is required by Royal Mail to initiate an international missing item claim
Custom Machining Options
Please Read Prior to Placing any Order that Includes any Custom Machining
The majority of our gears, sprockets and pulleys are provided as 'pilot bore'. This means that the item has been provided with a factory formed bore (or starter bore) to factory tolerances (which typically may be slightly undersized) with no means of fixing to the shaft. These are frequently more than adequate for most applications where the customer further modifies the item including their own choice of shaft fixing method such as grub screw (socket set screw), pin, keyway etc.. We are frequently asked why they are provided liike this, well simply it is because there is already thousands of different types and sizes of gear, sprocket and pulley and to also stock these with different bore sizes and methods of shaft fixing is simply not commercially practicable for any company.
IMPORTANT - we have limited the available bore and tapped hole sizes to those that meet some basic design rules. However, we recommend that you check the pulley / gear / sprocket dimensions before ordering or ask us for advice using the Contact US button.
Machining Services Available from Technobots / Delivery Times
Increased bore size and / or shaft fixing can only be purchased at the time of ordering a gear, sprocket or pulley.
Currently, we carry out our custom machining services one day per week (typically Thursdays), more frequently if demand is high so any order placed which includes custom machining will be held until the machining has been completed. Orders containing 'Special Order Items' may take longer as they have to be ordered in first prior to machining. This additional time period should be allowed for when placing an order. These times are generally worse case as we often get 2 transmission component deliveries per week so delivery of 7-Day parts with custom machining could be no longer than 7 days.
Increased Bore Size
This option is where the factory standard bore size is increased to a larger BEP Ltd preferred standard size. Sorry we cannot offer other bore sizes to those in the drop down list.
Please check the starting bore size dimension before ordering, we cannot machine a bore size smaller than what it starts off at, only increase it!
Increased standard bore sizes are 3, 3.175 (1/8"), 4, 5, 6, 6.35 (1/4"), 8 , 9.525 (3/8"), 10, 12, 12.7 (1/2"), 15, 16, 17, 20 & 25mm. These sizes are machine reamed to a precision of H7 which means that the bore diameter will be the nominal bore size + a tolerance, never undersized. By way of example, a 6mm bore will be between 6.005 and 6.01mm. We can machine out the bore to a non-standard bore size which are generally to a lower precision for small bores due to the use of numbers drills rather than reamers, contact us for quotation. If you select the same bore size as the product is normally supplied as, then we will still ream the hole to ensure it is a precision fit.
When considering the bore size required, you should take into account the starting bore size, the boss diameter and the method of fixing to the shaft. Naturally the bore size cannot be larger than the boss diameter but there should be sufficient wall thickess after increasing the bore size to allow for the fixing method. The most common method of shaft fixing used by our customers is the use of grub screws (also referred to as set screws in the US), we recommend that the finished wall thickness be at least the diameter of the grub screw.
Example, Boss diameter 20mm, fixing method M4 grub screws, maximum bore size 20 - (2 x 4) = 12mm. Customers may wish to have a larger bore than this but is at the customers discretion & risk.
Shaft Fixing
We currently only offer one method of shaft fixing which is by way of tapped hole(s) for grub screw(s). For high torque applications and improved security of fixing, two tapped holes are recommended but for simple applications such as fixing onto a 'D' shaft (like that found on many motors) a single grub screw fixing should be adequate. The use of a thread lock adhesive on the grub screw can prevent loss of the screw due to vibration. We also recommend that when using grub screws on a plain shaft, the shaft has a small counter sunk hole to locating with the point of the grub screw, this is to prevent excessive swaging of the shaft due to the grub screw being screwed in which can make dismantling of the assembly afterwards for maintenance difficult.
Tapped hole size - depends on the shaft diameter, we recommend M3 for shafts up to 6mm, M4 for 8, 10 & 12mm, M5 for shafts up to 20mm, M6 up to 25mm. A Grub screw for each tapped hole is provided. The tapped holes are approximately 180 degrees apart except on large items where they will be approximately 90 degrees apart.
Returns
Please ensure that you have selected the right item and machining option(s) as returns are not covered under the Distance Selling Regulations.
Bolton Returns / Cancellation Form
Please complete the form below and we'll get back to you within 1 working day on the next steps.
As per our T&C's, we kindly ask for all items to be returned in the original Bolton bags with our labels still attached, otherwise we will not be able to process your refund.
Please note: If your order has not yet been dispatched and cancellation is urgent, please call us on +44 1204 370453.



















