Wacker Neuson

Wacker Neuson 5000081777 Spring

$21.50
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SKU:
5000081777 | 81777 | Wacker Neuson
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The Wacker Neuson is a genuine OEM Spring designed for an exceptionally wide range of Wacker Neuson equipment, including BFS floor saws, CT walk-behind concrete trowels, PT centrifugal trash pumps, PDT and PDI diaphragm trash pumps, GP and GV portable generators, BS and BPS vibratory rammers, VP and WP single-direction vibratory plate compactors, BPU reversible vibratory plate compactors, AP battery-powered vibratory plates, and select internal vibrator power units. As a genuine OEM component, part is manufactured to the same specification as the original part installed at the factory, ensuring consistent fitment across the full range of compatible machines. This Spring is a high-volume service part stocked across numerous model variants, making it a reliable go-to replacement for field technicians and equipment managers servicing mixed fleets. Verify your model number against the fitment list before ordering to confirm compatibility.

Key Features

  • Genuine OEM Spring Tension Integrity — Manufactured to the original load and deflection specification, ensuring the spring performs its tensioning or return function exactly as designed — not approximated.
  • Direct-Fit Replacement — Engineered to the same wire diameter, coil count, and free length as the original, allowing straightforward installation without modification to surrounding hardware or housings.
  • Broad Cross-Family Fitment — A single part number covering floor saws (BFS), concrete trowels (CT), trash and diaphragm pumps (PT, PDT, PDI), portable generators (GP, GV, G-series), vibratory rammers (BS, BPS), single-direction plate compactors (VP, WP, AP), reversible plate compactors (BPU), and internal vibrator power units — reducing the number of SKUs a dealer or rental fleet needs to stock.
  • Consistent Return and Retention Performance — A worn or fatigued spring can cause controls to stick, linkages to fail to return to neutral, or assemblies to rattle loose under vibration. Replacing with the correct 5000081777 spring restores crisp, predictable mechanical response.
  • Fuel and Throttle System Suitability — Where this spring is used in carburetor, throttle, or governor linkage assemblies, correct spring tension is critical to proper engine speed control and safe fuel shutoff behavior — making OEM specification especially important in these applications.

A spring in this context functions as a mechanical return or retention element — it holds a component under load, returns a lever or linkage to its resting position, or maintains contact pressure between moving parts. Across the wide range of Wacker Neuson equipment this part fits, springs appear in throttle and governor linkages, carburetor assemblies, clutch mechanisms, valve trains, and structural retention points. When a spring loses tension through fatigue, corrosion, or deformation, the affected assembly may fail to return to the correct position, respond sluggishly to operator inputs, or allow unintended movement that accelerates wear on adjacent components. Replacing a fatigued spring promptly is a low-cost way to preserve the function and service life of the larger assembly it supports.

Part Details

Part Number5000081777
Old Part Number0081777
BrandWacker Neuson
Part TypeGenuine OEM
DescriptionSpring

Compatibility & Fitment

Name Model Machine Number
BFS735 BFS735 5100029228, 5100054573
CT36-5A Trowel CT36-5A 5000009438, 5200016256
CT36-5A CT36-5A EU 5000620829
PT2A Pump PT2A 5000009092, 5000009095, 5000009237, 5000006720, 5000006721, 5100058524, 5100058525, 5100042215
CT36-5A-C Trowel CT36-5A-C 5000620040
GP2500A GP2500A 5000620128, 5200002844, 5000620009, 5100041977
50mm/2in Diaphragm Trash Pump PDT2A 5000007610, 5000007611, 5000620769
75mm/3in Diaphragm Trash Pump PDT3A 5000007614, 5000007615, 5000007616, 5000620773
50mm/2in Inline Diaphragm Tras h Pump PDI2A 5000007624, 5000007625
75mm/3in Inline Diaphragm Tras h Pump PDI3A 5000007628, 5000007629, 5000009407, 5000620775
PG2A PG2A 5000007658, 5000009054
PG3A PG3A 5000007659, 5000009055
CT24-4A Trowel CT24-4A 5000620105
610mm/24 inch Walk-behind Trow el CT24-4A EU 5000620849
GV2500A GV2500A 5000009345, 5000009350, 5000009355, 5000009360, 5000620542, 5000620286
Vibratory Plate, 15kN, 400mm/1 5.5in WP1540AW 5000008060, 5000009545, 5000009472, 5000630045
Vibratory Plate, 15 kN, 500mm/ 19.5in WP1550AW 5000007576, 5000009546, 5000630043, 5000009486
WP1540A VIBROPLATE WP1540A 5000008061, 5000630017, 5000630046, 5100018330
WP1550A Single Direction Vibratory Plate WP1550A 5000007579, 5000630019, 5000630044, 5100018323, 5100062423
915mm/36in CE Walk-behind Trow el CT36ADP 5000007592, 5000007591
915mm/36in CE Walk-behind Trow el CT36ADP-E 5000008034, 5000007697
VP1135AW VIBROPLATE VP1135AW 5000009058, 5000630060
762mm/30in CE Walk-behind Trow el CT30AGT-E 5000007589, 5000008004
762mm/30in CE Walk-behind Trow el CT30AGT 5000008006, 5000008003
762mm/30in CE Walk-behind Trow el CT30ADT-E 5000007587, 5000008002
762mm/30in CE Walk-behind Trow el CT30ADT 5000008005, 5000008001, 5000008197
VP1135A VIBROPLATE VP1135A 5000009057, 5000630059, 5100029066, 5100018353
915mm/36in CE Walk-behind Trow el CT36ADT-E 5000007590, 5000008008, 5000008226
915mm/36in CE Walk-behind Trow el CT36ADT 5000008013, 5000008007, 5000008198, 5000008225, 5000009480
VP1550AW VIBROPLATE VP1550AW 5000009028, 5000630055
VP1340AW VIBROPLATE VP1340AW 5000009032, 5000630058
WPU1550A WPU1550A 5000630033, 5100071592
WPU1550Aw WPU1550Aw 5000630034
VP1550A Single Direction Vibratory Plate VP1550A 5000009027, 5000630054, 5100029057, 5100018345
VP1340A VIBROPLATE VP1340A 5000009031, 5000630057, 5100029061, 5100018349
VP2050A VIBROPLATE VP2050A 5000009087, 5000630062, 5100029053, 5100018361
Value Vibratory Plate, 10 kN, 300mm/12in VP1030A 5000008701, 5000630047, 5100018357
Single Direction Plate VPH70 5000006907
BPU2540A BPU 2540A 5000008758
BS 50-4As 280 mm shoe BS50-4As 5100015099, 5200018219, 5200018226, 5100027197, 5100025357
BS 60-4As 280 mm shoe BS60-4As 5100015123, 5200014910, 5200018232, 5200018231, 5200018233, 5100027198
BS 70-4As 280 mm shoe BS70-4As 5100015124, 5100015126, 5100027199
MS64A Vibratory Rammer, 11" MS64A 5200014899
VP1030Aw VP1030AW 5000009514, 5000630423
Single direction vibratory plate WP1030A WP1030A 5000630015
Single direction vibratory plate WP1235A WP1235A 5000630016
WPP 1550Aw WPP1550Aw 5000630030
Modular Internal Vibrators HD 3.7 5000006906
Single Direction Plates AP1135A 5000009519
Single Direction Plates AP1550AW 5000009540
WPP 1540A WPP1540A 5000630025
WPP 1550A WPP1550A 5000630029
Gasoline Power Unit for Intern al Vibrator A3000 5000006237
Vibratory Plate VPA1740 5000006794, 5000008062
Vibratory Plate 587mm/18in VPG165A 5000008038
50Hz Portable Generator G2.1AE 5000008250, 5000008244, 5000008246, 5000008248
HP50A HP50A 5000009508
BPU 2540A US BPU 2540A US 5000610360
WP 2050A WP2050A 5000630022
WPP 1540Aw WPP1540Aw 5000630026
Vibratory Plate VPA1750 5000006792
Vibratory Plate 587mm/18in VPG170A 5000008039
50Hz Portable Generator G2.1A 5000008249, 5000008243, 5000008245, 5000008247
Single Direction Plates AP1550A 5000009539
Single Direction Plates WP1235Aw 5000630103
Single Direction Plates WP1235Aw-L 5000630104, 5000630105
Single Direction Plates WP1235Aw-LL 5000630122
Soil and Asphalt Compaction MP15A 5000630318
BFS735 BFS735 CN 5100042681
Portable Generator G2.5A 5000007188, 5000009256
50Hz Portable Generator G5.7AE 5000009017
Vibratory Truss Screed, Power Section HP100A 5000009506
VP2050AW VIBROPLATE VP2050AW 5000009510
Single Direction Plate WP1030Aw 5000630110
Single Direction Plates WP1540Aw-L 5000630123
Reversible Plates WPU 1550A-L 5000630124
Single Direction Plates WP2050Aw-L 5000630125
Single Direction Plates WP1550Aw-L 5000630126
HPG50A HPG50A 5000009509
Single Drum Vibratory Roller RS600A 5000630010
Single Direction Plates WP1550Aw 5000630112, 5100016241, 5100062424, 5100066158
Single Direction Plate WP2050Aw 5000630115
VP1550AW/WH VP1550AW/WH 5000630373
VP1550AW-CN VP1550AW-CN 5100055200
Single Direction Plates WP1540Aw 5000630106, 5100018329
WP1540Aw WP1540Aw US 5100018327
VP1340AW/WH VP1340AW/WH 5000630374
WP1550Aw WP1550Aw US 5100018324
WP1540A WP1540A US 5100018328
BS50-4AS 11IN US BS50-4As 11in US 5100030598
BS50-4As 11in BS50-4As 11in 5100030599
BS60-4AS 11IN US BS60-4As 11in US 5100030605, 5100054151
BS60-4As 11in BS60-4As 11in 5100030606, 5100037562, 5100051581
BS70-4As 11in US BS70-4As 11in US 5100030610
BS70-4As 11IN BS70-4As 11in 5100030611
BPS1340Aws BPS1340Aws 5100060129, 5100067726
WPU1550AW-US WPU1550AW-US 5100069715
WPU1550Aw WPU1550AW 5100071591
Vibratory Plate 500mm/19.5in VPA1350W 5000006793
Floor Saws BFS 614AB 5000009527
A5000/160 ISO A5000/160 ISO 5000610325
A5000/160 ANSI A5000/160 ANSI 5000610340
PDI2A(I) PDI2A(I) 5000620772
PDI3A(I) PDI3A(I) 5000620776
WP1550A WP1550A US 5100018325
VP2050Aw VP2050Aw US 5100029050, 5100018358
VP2050A VP2050A US 5100029051, 5100018359
VP2050Aw VP2050Aw 5100029052, 5100018360
VP1550Aw VP1550Aw US 5100029054, 5100018342
VP1550A VP1550A US 5100029055, 5100018343
VP1550Aw VP1550Aw 5100029056, 5100018344, 5100051526
VP1340Aw VP1340Aw US 5100029058, 5100018346
VP1340A VP1340A US 5100029059, 5100018347
VP1340Aw VP1340Aw 5100029060, 5100018348, 5100026775
VP1340Aw VP1340Aw Loxam 5100029062
VP1135A VP1135A US 5100029064, 5100018351
vibratory Plate BPU2540A CN 5100046522
BPS1030Aw BPS1030Aw 5100058916
BPS1135Aw BPS1135Aw 5100059657
BPS1030A BPS1030A 5100059658
BPS1340Aw BPS1340Aw 5100059659
BPS1135A BPS1135A 5100059662
BPS1340A BPS1340A 5100059906
WPU1550A-US WPU1550A-US 5100069716
Vibratory Plate 400mm/15.5in VPA1340 5000007154
Gasoline Power Unit for Intern al Vibrator A5000 5000009213
VP1135AWSingle Direction Vibratory Plate VP1135Aw US 5100018350, 5100029063
VP1135Aw VP1135Aw 5100029065, 5100018352
Vibration Plate WP1550Aw CN 5100039663
Vibration Plate VP2050Aw CN 5100039664
Vibration Plate VP1340Aw CN 5100039665
Reversible Vibratory Plate, 24 kN, 40cm/16in BPU 2440A 5000007867, 5000007869
Vibration Plate BPU 2450A BPU 2450A 5000007868
Vibratory Truss Screed, Power Section HP100 5000008291
Vibratory Truss Screed, Power Section HP50 5000008292
Vibratory Truss Screed, Power Section SP75 5000008295
Vibratory Truss Screed, Power Section SP50 5000008296
HPG100A HPG100A 5000009507
Gasoline Powered Floor Saw BFS 735A 5100001816
Floor saw BFS735 BFS 735 5100009932
Single direction vibratory plate VP1030Aw VP1030Aw 5100018356
Vibration Plate VP1135Aw CN 5100039666
PT2A(I) PT2A(I) 5100042613
Rammer BS60-4As 11in CN BS60-4As 11in CN 5100058869
BPS1550A BPS1550A 5100061215
BPS1550Aw BPS1550Aw 5100061216
BPS2050A BPS2050A 5100061217
BPS2050Aw BPS2050Aw 5100061218
BS65-4As 11in BS65-4As 11in 5100061307
BS72-4As 11in BS72-4As 11in 5100061309
BS62-4Ab/28 BS62-4Ab/28 5100061966, 5100070526
BS68-4Ab/28 BS68-4Ab/28 5100061970, 5100070525, 5100070527
BPS1550Aws BPS1550Aws 5100067727
4 stroke rammer BS50-4As, 280 mm adapter BS50-4As 11in o. bsz 5100068310
BS62-4A/28 BS62-4A/28 5100068373
BS68-4A/28 BS68-4A/28 5100068375
BS68-4A/28 CN BS68-4A/28 CN 5100070152
Modular Internal Vibrators D3.5A3 5100072402
Modular Internal Vibrators D3.5A2 5100072405
Vibratory Plate BPS1030Aw US BPS1030Aw US 5100080503
Vibratory Plate BPS1030A US BPS1030A US 5100080504
BPS1135Aw BPS1135Aw US 5100080505
BPS1135A BPS1135A US 5100080506
BPS1340Aw BPS1340Aw US 5100080507
BPS1340A BPS1340A US 5100080508
BT24A BT24A 5100081469
BT36A BT36A 5100081470
Vibratory Plate BPS1030Aw EU BPS1030Aw EU 5100084343
Vibratory Plate BPS1030A EU BPS1030A EU 5100084344
Vibratory Plate BPS1135Aw EU BPS1135Aw EU 5100084347
Vibratory Plate BPS1135A EU BPS1135A EU 5100084348
Vibratory Plate BPS1340Aw EU BPS1340Aw EU 5100084349
Vibratory Plate BPS1340A EU BPS1340A EU 5100084350

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.