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Transfer Case (PTU) parts and their functions

5 top-level parts · 8 parts in total · full bill of materials below

#	Part	Qty	What it does
1	AWD Coupling Clutch	1×
2	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.
3	Gearbox Housing	1×	Rigid cast housing that holds the gears and bearings in alignment, contains the lubricant, and mounts the gearbox to the machine.
4	Ball Bearing	3×	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

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Bill of materials for Transfer Case (PTU)

5 top-level lines · 5 rows shown · 8 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	AWD Coupling Clutch	suv-tc-clutch	1×	1	·	part
2	Helical Gear Pair	gear-pair	1×	1	·	part
3	Gearbox Housing	gearbox-housing	1×	1	·	part
4	Ball Bearing	ball-bearing	3×	3	·	part
5	Oil Seal	oil-seal	2×	2	·	part

Where the transfer case (PTU) is used

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

• Automobiles 1 SUV

Used in 1 assembly

AWD Driveline

Sourcing: possible vendors

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–$200. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇮🇳Bharat Forge bharatforge.com ↗	Pune, IN	Forgings & metal parts	500 pcs	6–10 wks
🇨🇳CITIC Dicastal dicastal.com ↗	Qinhuangdao, CN	Aluminium castings & wheels	500 pcs	6–10 wks
🇮🇳Tata AutoComp tataautocomp.com ↗	Pune, IN	Auto components	500 pcs	6–10 wks
🇸🇬Beyonics beyonics.com ↗	Singapore	Precision metal & mfg	500 pcs	6–10 wks
🇮🇳Sundaram Clayton sundaram-clayton.com ↗	Chennai, IN	Die castings	500 pcs	6–10 wks