Power End

Assembly

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The mechanical drive end: crankshaft, connecting rods, crossheads and reduction gearing in an oil-bath housing.

Direct parts	10
Total parts	25
Class	Assembly

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The mechanical drive end: crankshaft, connecting rods, crossheads and reduction gearing in an oil-bath housing. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Power End parts and their functions

10 top-level parts · 25 parts in total · full bill of materials below

Power End parts diagram: 1 power frame housing, 2 crankshaft, 3 ball bearing, 4 connecting rod, 5 crosshead, 6 crosshead pin bearing, 7 helical gear pair, 8 pinion shaft, 9 lube oil pump, 10 oil seal. 25 parts in 10 top-level items. — Power End parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Power Frame Housing	1×	Cast power-end housing
2	Crankshaft	1×	Forged eccentric crankshaft
3	Ball Bearing	5×	Main crankshaft bearings
4	Connecting Rod	3×	One rod per cylinder
5	Crosshead 2 parts	3×	Reciprocating crossheads
6	Crosshead Pin Bearing	3×	Crosshead pin bearings
7	Helical Gear Pair	1×	Bull gear and pinion reduction
8	Pinion Shaft	1×	Input pinion shaft
9	Lube Oil Pump	1×	Forced-feed gear oil pump
10	Oil Seal	3×	Crosshead extension-rod seals

3D model

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Build & assembly graph

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Bill of materials for Power End

10 top-level lines · 12 rows shown · 25 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Power Frame Housing	mud-pump-power-frame	1×	1	·	part
2	Crankshaft	mud-pump-crankshaft	1×	1	·	part
3	Ball Bearing	ball-bearing	5×	5	·	part
4	Connecting Rod	mud-pump-connecting-rod	3×	3	·	part
5	Crosshead 2 parts	mud-pump-crosshead	3×	3	2	assembly
5.1	Crosshead Body	mud-pump-crosshead-body	1×	3	·	part
5.2	Pony Rod	mud-pump-pony-rod	1×	3	·	part
6	Crosshead Pin Bearing	mud-pump-crosshead-bearing	3×	3	·	part
7	Helical Gear Pair	gear-pair	1×	1	·	part
8	Pinion Shaft	mud-pump-pinion-shaft	1×	1	·	part
9	Lube Oil Pump	mud-pump-lube-pump	1×	1	·	part
10	Oil Seal	oil-seal	3×	3	·	part

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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

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics 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