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Discussion History

Positive-Displacement Blower

Assembly

Roots blower delivering ~2 bar discharge air. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Positive-Displacement Blower parts and their functions

5 top-level parts · 10 parts in total · full bill of materials below
Positive-Displacement Blower parts diagram: 1 lobe rotor, 2 blower housing, 3 helical gear pair, 4 ball bearing, 5 oil seal. 10 parts in 5 top-level items.
Positive-Displacement Blower parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Lobe Rotor 2×
2 Blower Housing 1×
3 Helical Gear Pair 1× Two meshing helical gears forming one reduction stage that steps torque up and speed down between parallel shafts with quiet, continuous tooth contact.
4 Ball Bearing 4× Deep-groove radial ball bearing.
5 Oil Seal 2× Spring-loaded rotary lip seal that keeps lubricant inside a housing and dirt out where a shaft passes through, sized to DIN 3760.

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

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Bill of materials for Positive-Displacement Blower

5 top-level lines · 5 rows shown · 10 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Lobe Rotor pneumatic-tanker-truck-blower-rotor 2× 2 · part
2 Blower Housing pneumatic-tanker-truck-blower-housing 1× 1 · part
3 Helical Gear Pair gear-pair 1× 1 · part
4 Ball Bearing ball-bearing 4× 4 · part
5 Oil Seal oil-seal 2× 2 · part

Where the positive-displacement blower is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗
Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
flex.com ↗ Singapore Electronics contract mfg 1,000 pcs 6–10 wks
dixoninfo.com ↗ Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
bydelectronic.com ↗ Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗
Singapore Electronics contract mfg 1,000 pcs 6–10 wks