FREE delivery on orders over €150
Product Specifications:
| Item | Spur Gear |
| Bore Dia. | 1/2" |
| Bore Type | Minimum Plain Bore |
| Diametral Pitch | 20 |
| Face Width | 3/8" |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 1 1/2" |
| Key Way Size | No Keyway Or Set Screw |
| Keyway | No Kwy, Setscrew |
| Length Through Bore | 1 7/8" |
| Material | Cast Iron |
| Max. Rated Torque | 95.5 N-m @ 600 RPM |
| Max. Torque | 95.5 lbs.-in. @ 600 RPM |
| No. Of Teeth | 112 |
| Origin | Reborable |
| Outside Dia. | 5.77" |
| Pitch Dia. | 5.6" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Set Screw | No |
| Torque @ 200 Rpm | 158 lbs.-in. |
| Torque @ 300 Rpm | 136 lbs.-in. |
| Torque @ 600 Rpm | 95.5 lbs.-in. |
| Torque @ 900 Rpm | 73.6 lbs.-in. |
| Type | D |
Shipping Info:
| Ship weight (kg) | 0.59 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Face Width | Hub Dia. | Diametral Pitch | Bore Dia. | Type | Hub Projection | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
NA70 | 3 1/2" | 70 | 0.38" | 1 1/4" | 20 | - | - | - | €159.74 | |
![]() |
NA72 | 3.6" | 72 | 3/8" | 1 1/4" | 20 | 3/8" | B | - | €162.14 | |
![]() |
NA80 | 4" | 80 | 3/8" | 1 1/4" | 20" | 1/2" | Web | 1/2" | €164.52 | |
![]() |
NA84 | 4.2" | 84 | 3/8" | 1 1/4" | 20 | 1/2" | B | - | €174.56 | |
![]() |
NA90 | 4 1/2" | 90 | 3/8" | 1 1/4" | 20" | 1/2" | Web | 1/2" | €182.33 | |
![]() |
NA96 | 4.8" | 96 | 3/8" | 1 1/4" | 20 | 1/2" | C | - | €190.40 | |
![]() |
NA100 | 5" | 100 | 3/8" | 1 1/4" | 20" | 1/2" | Spoke | 1/2" | €197.41 |
Explore Products
- SWIVEL STORAGE SOLUTIONS sw1101611 Drive Heads Tool Kit
- LIFT-ALL SOEEE1801DX28 1 Inch x 28 Ft. Single Oblong With Eye Polyester Web Bridle Sling 1-Ply
- WALTER TOOLS F1352HUN-7.78 Machine reamers F1352HUN-7.78
- SMC VALVES MGPL12-100Z-M9NWV Compact Guide Cylinder
- PARKER 1.50CDPSRC24.00 Pneumatic Cylinder
- TITAN FASTENERS GHB20160
- TITAN FASTENERS CAM06384
- BOSTON GEAR PLB5-050DF09-3/8 Timing Pulley, T5/AT5 5MM Pitch
Explore More
- KEYSHAFT
- CONCEPT GROUP LLC
- MURRELEKTRONIK
- MUTUAL INDUSTRIES INC.
- LIQUIFLO
- Drill Bushings
- Paint Trays and Buckets
- Soil Testing Penetrometers
- Gas Detector Battery Chargers
- Welding Torch Handles
- ANSELL 37-185 Alphatec Solvex Elbow Length Chemical Gloves
- MITUTOYO 571 Series Absolute Digimatic Depth Gages
- RUD CHAIN WPPH-VIP Powerpoint Direct Vip Chain Connection Hoist Rings
- RUD CHAIN VIP Oval Links For Power Point
- ANVIL 2175 Series Socket Weld Half Couplings, Forged Steel
- SCHLAGE Deadbolt
- FINISH 1ST TR, Mini Grinding Disc
- WEG Relays
- PARKER 77 Series 13977 Crimp Style Hose Fittings, 90 Deg Elbow, Short Drop
- HAMMOND HTH Series Top Hat Cable Modules
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 NA112 Spur Gear, 20 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 112 Teeth, Cast Iron
€246.44 /unit







