FREE delivery on orders over €150
Product Specifications:
| Item | Gear |
| Bore Dia. | 1.38" |
| Bushing Series | GA Series |
| Diametral Pitch | 8 |
| Face Width | 1 1/4" |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 2.06" |
| Keyway | Double Keyway 180° Apart |
| Kwy/setscrew/other | With Double Kwy Only |
| Length Through Bore | 2 1/2" |
| Material | Cast Iron |
| Maximum Rated Torque | 487.5 N-m @ 900 RPM |
| Maximum Torque Rating | 487.5 lbs.-in. @ 900 RPM |
| No. Of Teeth | 34 |
| Outer Dia. | 4 1/2" |
| Pitch Dia. | 4 1/4" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Torque At 1200 Rpm | 660 lbs.-in. |
| Torque At 200 Rpm | 1513 lbs.-in. |
| Torque At 300 Rpm | 1340 lbs.-in. |
| Torque At 600 Rpm | 997 lbs.-in. |
| Torque At 900 Rpm | 794 lbs.-in. |
Shipping Info:
| Ship weight (kg) | 1.58 |
| 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. | Bore Dia. | Type | Face Width | Pressure Angle | Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
GH25B | 8 | 3 1/8" | 2.06" | 1 3/8" | - | 1 1/4" | 14.5° | Cast Iron | €335.66 | |
![]() |
GH26B | 8 | 3 1/4" | 2.06" | 1 3/8" | - | 1 1/4" | 14.5° | Cast Iron | €343.96 | |
![]() |
GH28B | 8" | 3 1/2" | 2.06" | 1 3/8" | Plain | 1 1/4" | 14.5° | Cast Iron | €352.26 | |
![]() |
GH29B | 8 | 3 5/8" | 2.06" | 1 3/8" | - | 1 1/4" | 14.5° | Cast Iron | €368.10 | |
![]() |
GH30B | 8" | 3 3/4" | 2.06" | 1 3/8" | Plain | 1 1/4" | 14.5° | Cast Iron | €372.91 | |
![]() |
GH31B | 8 | 3 7/8" | 2.06" | 1.38" | - | 1 1/4" | 14.5° | Cast Iron | €383.94 | |
![]() |
GH32B | 8 | 4" | 2.06" | 1.38" | - | 1 1/4" | 14.5° | Cast Iron | €391.33 |
Explore Products
- MARTIN SPROCKET 80BS41 2 7/16 Roller Chain Sprocket, Bore To Size, 2.438 Inch Bore, 13.625 Inch Outside Dia. Steel
- SMC VALVES SY50M-2-1DA-C6 Manifold Assembly
- ELOBAU 201022-5 Miniature Float Switch, 48V, Thread G3/8, 5m Cable
- APPLETON ELECTRIC RBLG1222
- APOLLO VALVES 119KHAAMAA0200 Cast Iron Safety Relief Valve, 200 Psig, 2 x 3 Inch Size, 2 x FNPT
- PIP CB3-74WH-XS Critical Environment Reusable Boots, XS, White, Pair
- BOSTON GEAR 703.19.2022 Shaft Couplings and Collar
- VESTIL AHA-6-8-12 Aluminium Adjustable Height Gantry Crane with Phenolic Caster, 8 x 12 ft, 6000 lb Capacity, Silver
Explore More
- BASCO
- IRSG
- KEYSHAFT
- RENEWABLE LUBRICANTS
- DORMAN
- GFCI Receptacles
- Reciprocating Saw Accessories
- PA System Speakers
- Coil Hooks
- End Mill Sets
- ACCURIDE 3600 Series Heavy Duty Full Extension Slides
- DESTACO 207 Series Vertical Hold Down Clamps, Flanged Base, U Bar
- JOHN GUEST Union Tees, Polypropylene White
- ASSOCIATED SPRING RAYMOND CU420 Gas Springs
- SPEARS VALVES CPVC Y-Check Valves, True Union SR Threaded Ends, FKM
- DEWALT Grout Removal Blades for Oscillating Tools
- JOHN GUEST Two Way Dividers, Acetal Gray
- 3M 9200+ Series Aura Particulate Respirators
- FUNCTIONAL DEVICES INC / RIB MH1200 Series Electrical Metal Enclosures
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 GH34B Change Gear, 8 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 34 Teeth, Cast Iron
€416.23 /unit







