142525003 – Spiral Pinion and142525004 – Spiral Gear

$3.00piece

142525003 Spiral Pinion

142525003 spiral bevel pinion (exclusive for sewing machinery): 20° pressure angle, 1.2 module, 20 teeth, 35°/L spiral angle, gear ratio 2, 12mm inner diameter, 25.85mm outer tooth diameter, 19.87mm overall length, 0.037kg weight. Made of 20CrMo via multi-step precision processes, it meets the transmission needs of sewing equipment.

142525004 Spiral Gear

142525004 spiral bevel gear (exclusive for sewing machinery): 20° pressure angle, 1.2 module, 44 teeth, 35°/R spiral angle, 15mm inner diameter, 52.3mm outer tooth diameter, 18.28mm overall length, 0.1374kg weight. Made of 20CrMo with the same precision processes, it matches 142525003 pinion for stable power transmission.

2020802

$3.00piece
2020802 Spiral Bevel Gear is a dedicated transmission component for electric tools. Made of 20CrMnTi material, it has a pressure angle of 20°, a module of 1.5, 18 teeth, and a spiral angle of 35°/L, with a shaft diameter of 12mm, an outer diameter of 29.165mm, a total length of 145.5mm, and a single weight of 0.147kg. Produced via multiple correction and precision machining procedures, it features accurate transmission and high stability.

2024044

$2.30piece
2024044 Spiral Bevel Gear is a dedicated transmission component for electric tools. Made of 20CrMnTi material, it has a pressure angle of 20°, a module of 1.5, 38 teeth, and a spiral angle of 35°/R, with an inner diameter of 37mm, an outer diameter of 57.4mm, a total length of 33.49mm, and a single weight of 0.1706kg. Produced via multiple precision machining and full inspection procedures, it ensures stable transmission and high durability.

2024413(2024405 )

$2.00piece
2024413 (2024405) Spiral Bevel Gear is a dedicated transmission component for electric tools. Made of 20CrMnTi material, it has a pressure angle of 20°, a module of 1.75, 7 teeth, and a spiral angle of 35°/L, with a shaft diameter of 12mm, an outer diameter of 17.1mm, a total length of 41mm, and a single weight of 0.0344kg. Produced via multiple grinding and full inspection procedures, it features high transmission accuracy and low loss.

2024479 Gear

$3.00piece
2024479 Spiral Bevel Gear is a dedicated transmission component for electric tools. Made of 20CrMnTi material, it has a pressure angle of 20°, a module of 1.5, 47 teeth, and a spiral angle of 35°/R, with an inner diameter of 14mm, an outer diameter of 68.8mm, a total length of 18.05mm, and a single weight of 0.2636kg. Produced via multiple precision machining and full inspection procedures, it delivers stable transmission and high durability.

2024498 Gear

$1.50piece
2024498 Spiral Bevel Gear is made of 20CrMo material and manufactured through multiple precision processes including normalizing, gear milling and heat treatment. With a pressure angle of 20°, module of 1.5, 21 teeth and helix angle of 35°/R, it features a compact size (outer diameter of tooth part: 31.4mm, total length: 11.6mm, weight: 0.13kg). Characterized by stable and efficient transmission, it is a high-precision transmission accessory dedicated to power tools.

221225008 Bobbin Shaft Gear (Z-stitch Sewing Machine) and 221225007 Lower Shaft Gear (Z-stitch Sewing Machine)

$2.00piece

221225008 Bobbin Shaft Gear (Z-stitch Sewing Machine)

221225008 bobbin shaft spiral bevel gear (for Z-stitch sewing machines): 20° pressure angle, 0.9 module, 24 teeth, 1 gear ratio, 35°/L spiral angle, 7.94mm inner diameter, 22mm outer tooth diameter, 10.05mm overall length, 0.1292kg weight. Made of 20CrMo via multi-step precision processes, it meets the transmission needs of Z-stitch sewing machine bobbin shafts.

221225007 Lower Shaft Gear (Z-stitch Sewing Machine)

221225007 lower shaft spiral bevel gear (for Z-stitch sewing machines): 20° pressure angle, 0.9 module, 24 teeth, 35°/R spiral angle, 7.94mm inner diameter, 22mm outer tooth diameter, 15.85mm overall length, 0.022kg weight. Made of 20CrMo with the same precision processes, it satisfies the transmission requirements of Z-stitch sewing machine lower shafts.

32721.150020 Bevel Gear-32721.150010 Bevel Gear

$5.00piece
32721 series spiral bevel gears (including 32721.150020/32721.150010) are specially designed for sewing equipment. Made of 20CrMo, they are manufactured through full-process precision processes such as normalizing and turning + full appearance inspection. Core parameters: pressure angle 17°30′, module 1.05, helix angle 40° (right-hand/left-hand rotation respectively); Model 150020: 18 teeth, speed ratio 2, inner diameter 8mm, addendum diameter 21mm, weight 0.0118kg; Model 150010: 36 teeth, inner diameter 15mm, addendum diameter 38.33mm, weight 0.0428kg. Suitable for transmission of sewing equipment, with precise transmission, stability and durability.

50WF1-043 Hook Gear (341 Pinion)and50WF1-040 Lower Shaft (341 Gear Wheel)

$5.00piece
BZ-008-C (50WF1-043 Hook Gear/341 Pinion) and BZ-009-C (50WF1-040 Lower Shaft/341 Gear Wheel) are exclusive supporting spiral bevel gears for 341 model sewing equipment. Both are made of 20CrMo and processed through multiple precision processes. Core parameters: pressure angle 20°, module 0.7, helix angle 36.393° (right-hand/left-hand rotation respectively); BZ-008-C: 16 teeth, speed ratio 2, inner diameter 7.94mm, addendum diameter 12mm, weight 0.0617kg; BZ-009-C: 32 teeth, inner diameter 9.5mm, addendum diameter 29.421mm, weight 0.0303kg. Used in supporting pairs, they feature precise and stable transmission, suitable for the transmission needs of sewing equipment.

6K – Lower Vertical Shaft & Lower Shaft Bevel Gear (Left – Hand Rotation)and6K – Lower Vertical Shaft & Lower Shaft Bevel Gear (Right – Hand Rotation)

$2.00piece
  1. 6K- Lower Vertical Shaft & Lower Shaft Bevel Gear (Left-Hand Rotation): A spiral bevel gear made of 20CrMo material with precise parameters and a speed ratio of 1. It is manufactured through multiple precision processes and suitable for the left-hand transmission needs of sewing equipment.
  2. 6K- Lower Vertical Shaft & Lower Shaft Bevel Gear (Right-Hand Rotation): A spiral bevel gear made of 20CrMo material with sophisticated craftsmanship and stable transmission performance. It is a key component to meet the right-hand transmission needs of sewing equipment.

6K – Upper Shaft Bevel Gear

$2.00piece
The 6K-Upper Shaft Bevel Gear is a spiral bevel gear made of 20CrMo material, produced through multiple precision processes. With parameters matching sewing equipment, it is light in weight and stable in transmission.

6K – Upper Vertical Shaft Bevel Gear

$1.00piece
The 6K-Upper Vertical Shaft Bevel Gear is a left-hand spiral bevel gear made of 20CrMo material. Crafted through multiple precision processes, it has parameters matching sewing equipment and features stable transmission as well as a compact and lightweight design.