FREE delivery on orders over €150
Product Specifications:
| Item | Gear |
| Bore Dia. | 1" |
| Bushing Series | GA Series |
| Diametral Pitch | 12 |
| Face Width | 3/4" |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 2.19" |
| Keyway | Double Keyway 180° Apart |
| Kwy/setscrew/other | With Double Kwy Only |
| Length Through Bore | 1 1/2" |
| Material | Cast Iron |
| Maximum Rated Torque | 487.2 N-m @ 300 RPM |
| Maximum Torque Rating | 487.2 lbs.-in. @ 300 RPM |
| No. Of Teeth | 79 |
| Outer Dia. | 6 3/4" |
| Pitch Dia. | 6.583" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Torque At 200 Rpm | 533 lbs.-in. |
| Torque At 300 Rpm | 455 lbs.-in. |
| Torque At 600 Rpm | 316 lbs.-in. |
| Torque At 900 Rpm | 242 lbs.-in. |
Shipping Info:
| Ship weight (kg) | 1.44 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Diametral Pitch | Pitch Dia. | Hub Dia. | Type | Face Width | Pressure Angle | Bore Dia. | Number Of Teeth | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
GD37B | 12" | 3.083" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €203.35 | |
![]() |
GD38B | 12" | 3.167" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €198.38 | |
![]() |
GD39B | 12" | 3 1/4" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €202.60 | |
![]() |
GD40B | 12" | 3.333" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €202.60 | |
![]() |
GD41B | 12" | 3.417" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €215.28 | |
![]() |
GD42B | 12" | 3 1/2" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €209.83 | |
![]() |
GD43B | 12" | 3.583" | 1 19/25" | Plain | 3/4" | 14.5° | 1" | - | €215.28 |
Explore Products
- GRAINGER 4R1.125-12 Stainless Steel Rod 304, 1 1/8 Inch Outside Dia, 12 Inch Overall Length
- TRITAN 40-1NP CL Roller Attachment Link, 40, Single Strand, Steel
- PROTO J47703/16 Socket Bit, 1/4 Inch Drive Size, Hex Tip, 3/16 Inch Tip Size, 1 7/8 Inch Length, Sae
- SMC VALVES MY2HT25G-550L Cylinder, 25 mm Size, Double Acting Auto Switcher
- WALTER TOOLS P203603-M10 6149263 Spiral Point Tap, M10X1.5 Thread Size, 20 mm Thread Length, 160 mm Length
- VERMONT GAGE 163315320 Reversible Assembly, Class Y, Carbide, Master, Green
- GRAPHIC CONTROLS PW 60500804 Chart Recorder Cartridge, Multi, Partlow Recorders
- GATES 7843-6059 Sprocket, 3 Mm, 1.203 Inch Diameter
Explore More
- ELECTROLUX
- HANSEN
- KEYSHAFT
- HARDLINE PRODUCTS
- PROCO PRODUCTS
- Sump/Sewage Pump Systems
- Test Equipment
- Strapping Seals and Buckles
- Thresholds
- Rope Barriers
- SALISBURY LPG4S Series Domestic Goatskin Gloves
- GLOBE SCIENTIFIC Griffin Style Beakers, Polymethylpentene, Molded Graduations
- GLOBE SCIENTIFIC Wash Bottles, Wide Mouth, LDPE, 250 ml Capacity
- ANVIL AS1300 Series Universal Clamps, Electro Galvanized
- WIHA TOOLS Hex Keys
- QORPAK Glass Jar
- SPEARS VALVES Polypropylene Schedule 80 Black 90 Deg. Elbows, SR Fipt x SR Fipt
- TSUBAKI Plain Bore Sprockets, 1 1/2 Inch Pitch
- GATES Power Crimp Hose Couplings
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
BOSTON GEAR GD79A Change Gear, 12 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 79 Teeth, Cast Iron
€357.98 /unit







