The Wacker Neuson Cotter Pin is a genuine OEM fastening component designed for the G-series portable generator lineup, including G25, G50, G70, G100, G120, G150, G180, G230, and G240 skid-mounted mobile generators, as well as select HI-series indirect air heaters and MGT generator trailer models. Sourced directly through Wacker Neuson's OEM supply chain, this cotter pin matches the exact material grade, diameter, and leg geometry specified for these machines. Fitment spans a wide range of G-series configurations — standard, cold weather, extended run, custom, and 600V variants — making part number a high-utility stocking item for fleet operators and service technicians alike.
Key Features
- OEM-Grade Fastener Material — Manufactured to Wacker Neuson's specified metal alloy and dimensional tolerances, ensuring the pin seats and spreads correctly without premature fatigue or fracture.
- Drop-In Installation — Designed to pass through the factory-drilled clevis or pin bore and spread without modification, maintaining the same retention geometry as the original hardware.
- Broad G-Series Compatibility — Fits G25 through G240 skid-mounted mobile generators across standard, cold weather, extended run, and custom configurations, plus select HI-series indirect heaters and MGT trailer models.
- Retention Integrity Under Vibration — A correctly fitted cotter pin prevents accidental pin withdrawal in high-vibration generator and heater environments; a missing or worn pin can allow critical linkage or axle pins to walk free during operation.
- Safety-Critical Fastener — Cotter pins are a primary positive-locking mechanism on trailer hitches, axle pins, and linkage points; using the correct OEM specification pin is essential for safe towing and machine operation.
A cotter pin is a split fastener inserted through a hole in a bolt, clevis pin, or axle shaft, then bent outward to lock the assembly in place and prevent the primary pin from backing out. On mobile generator sets and trailer systems, cotter pins secure hitch pins, axle retainers, and structural linkage points that must stay locked under road vibration and load cycling. When a cotter pin fails, shears, or goes missing, the primary pin it was retaining can shift or eject entirely, creating a loose or unsafe connection. Regular inspection and replacement with the correct OEM part — in this case Wacker Neuson 5000175970 — is a simple but essential step in maintaining the mechanical integrity of the generator frame, trailer, or heating unit it serves.
Part Details
| Part Number | 5000175970 |
|---|---|
| Old Part Number | 0175970 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cotter Pin |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Skid-mounted Mobile Generator, Custom | G70 | 5000620352, 5000620350, 5000620351, 5000620647, 5000620711, 5000620646, 5200001318, 5200003220, 5200006879, 5200003975, 5200003973, 5200003974, 5200014464, 5200004151, 5200014463, 5200014465, 5200008344, 5200008342, 5200008343, 5200008339, 5200008719, 5200008340, 5100025262, 5100025838 |
| Skid-mounted Mobile Generator | G50 | 5000009467, 5000009366, 5000620001, 5200001062, 5200001063, 5200006878, 5200001317, 5200001060, 5200001061, 5200014322, 5200014319, 5200014320, 5200014323, 5200017829, 5200022589, 5100042434, 5200017830, 5100042430, 5100042435, 5000620710, 5100045494, 5000620964, 5000620965, 5000620966, 5100042431, 5100042433, 5100045085, 5100045493, 5100042432, 5100025812, 5100026954, 5100029210, 5100026955, 5100026956 |
| G25 GENERATOR, EXTENDED RUN TANK, SKID | G25 | 5000620709, 5000620706, 5100042510 |
| G150-GENERATOR, SKID, CUSTOM, DEERE T3 | G150 | 5000620657, 5200001321, 5200006902, 5000620656, 5000620306, 5000620655, 5200003160, 5000620889, 5000620307, 5200007860, 5000620308, 5000620887, 5000620888, 5200014784, 5200010135, 5200010136, 5200010137, 5200025554, 5100026980, 5100026981, 5100026982, 5100029212, 5100025830 |
| G180-GENERATOR, SKID, CUSTOM, DEERE T3 | G180 | 5000620660, 5200001322, 5200006903, 5000620303, 5000620658, 5000620659, 5200003161, 5000620886, 5000620884, 5200007861, 5000620304, 5000620885, 5000620305, 5200010140, 5200014470, 5200010138, 5200010139, 5200014471, 5100015615, 5200014469, 5200025555, 5100045089, 5100045575, 5100045576, 5100045590, 5100045591, 5100045592, 5100049844, 5100049845, 5100025832, 5100025842 |
| G240-GENERATOR, SKID, CUSTOM, DEERE T3 | G240 | 5000620663, 5200001323, 5200006904, 5000620662, 5000620300, 5000620661, 5200003162, 5000620301, 5000620302, 5200025556, 5100025834 |
| Mobile Generators | G100 | 5200001319, 5200006900, 5200008348 |
| Mobile Generators | G120 | 5200001320, 5200006901, 5200008353 |
| G230 Generator, Custom T4i | G230 | 5000620883, 5000620881, 5000620882, 5200007862, 5200010141, 5200010142, 5200010143, 5100015614, 5100045190, 5100045596, 5100045597, 5100049846, 5100049847 |
| HI770XHD Indirect Heater | Arctic Bear XHD NS | 5000620690 |
| HI750 DGM HEATER-INDIRECT | HI750GM | 5000620859, 5000620930 |
| HI 750GM HD-Mobile Indirect Ai r Heater-Surge, -40 | HI750GMHD | 5000620969 |
| G150 Generator,Hertz,T4 Final | G150 Generator,Hertz,T4 Final | 5100015616 |
| MGT1S Mobile Generator Trailer, Surge, Pintle Hitch | MGT1S | 5000009299 |
| MGT2SD Trailer, Surge, Dual Axle, 3500LB Each | MGT2SD | 5000009303, 5200001325 |
| HI900 Heater-DGM,Srg,-40 | HI900DGM | 5200014221, 5200014222, 5200014165, 5200014166 |
| MGT4S Trailer, Surge, Dual Axle, 6000LB Each | MGT4S | 5000620315, 5200001327 |
| MGT4E Trailer, Electric, Dual Axle, 6000LB Each | MGT4E | 5000620316 |
| G625 Generator, Standard T2 | G625 | 5100013899 |
| MGT1S Trailer, Surge, Pintle Hitch | MGT 1S | 5200001324 |
| MGT3.1S Trailer, Surge, Dual Axle, 5200LB Each | MGT3.1S | 5200001326 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
