Rebuild Kits & Parts - Hardin Gen 5/6 Sea Pumps

Mercury Gen 5/6 Sea Pump
Item No. Part Number
(M) Indicates included in Master Rebuild Kit 625-4175
Description Qty.
1 625-4269
Housing, Gen 5/6 Sea Pump 1
2 625-4270
Shaft, Gen 5/6 Sea Pump 1
3 625-4092 M Wear Ring and Washer 1
4 625-4093 M Washer, Comes with 625-4092 1
5 625-4005 M Seal, Sea Pump 2
6 625-4078 M Bearing, Mercury Gen 4 Sea Pump 2
7 625-4079 M Seal, Front - Sea Pump 1
8 625-4018 M Wear Plate, Sea Pump 1
9 625-4063
Body, 2 Piece Replacement 1
10 625-4265 M Wear Plate, Internal 1
11 625-2021
Pipe Plug 2
10 90031C275-SHS
Bolt - SHCS 5/16-18 x 2.75 1
12 90037C050-BHS
Bolt - BHS 3/8-16 x 0.50 1
13 90037SA-STCO M
Washer, 3/8" Copper 1
14 90031AN-STSS
Washer, 5/16 AN 5
15 90031SL-STSS
Washer, 5/16 Lock 5
16 90031CP-FNSS
Nut, 5/16-18 5
17 90031C350-SHS
Bolt - SHCS 5/16-18 x 3.50 5
18 625-1145 M O-Ring 1
19 625-1026 M O-Ring 1
20 625-4011 M Impeller, Sea Pump 1
21 625-4091 M Snap Ring 1
Hardin Gen 5/6 Master Rebuild Kit
Your Price:
$189.99

Hardin Gen 5/6 Sea Pump Master Rebuild Kit

625-4175

Master Rebuild Service Kit - For Gen. 5/6 Hardin Stainless Pumps - Mercury Replacement

This master kit is a rebuild service kit for the Hardin Marine stainless pump 625-4118. This kit comes with new wear plates , O-rings, seals, impeller and retaining clip.


Merc Gen 5/6 Master Rebuild Plastic Body
Your Price:
$199.99

Hardin Gen 5/6 Sea Pump with Plastic Housing Rebuild Kit

625-4188

Master Rebuild Service Kit - For Gen. 5/6 Hardin Stainless Pumps with Plastic Rear Body - Mercury Replacement

This master kit is a rebuild service kit for the Hardin Marine stainless pump 625-4118. This kit comes with new wear plates , O-rings, seals, impeller, rear housing and retaining clip.


Housing, Gen 5/6 Sea Pump
Your Price:
$329.99

Housing, Gen 5/6 Sea Pump

625-4269

Sea Pump Snout Housing - For Gen. 5/6 Hardin Stainless Pumps - Mercury Replacement

This Sea Pump Snout Housing is for the Hardin Marine stainless pump 625-4118.


Mercury Gen 5/6 Replacement Sea Pump Shaft (Mercruiser 818366A1)
Your Price:
$109.99

Mercury / Hardin Gen 5/6 Replacement Sea Pump Shaft (Mercruiser 818366A1)

625-4270

Heavy Duty Replacement shaft for Hardin or Mercruiser Gen 5/6 Sea Pumps. Replaces Mercruiser OEM #818366A1

Wear Ring and Washer for Gen 5/6 Sea Pumps
Your Price:
$49.99

Wear Ring and Washer for Gen 5/6 Sea Pumps

625-4092

Wear Ring and Washer for Hardin or Mercruiser Gen 5/6 Sea Pumps

Seal for Multi Stage Sea Pump
Your Price:
$15.99

Seal for Multi Stage Sea Pump

625-4005

Seal for Hardin Marine Multi Stage Sea Pumps


Bearing, Hardin Marine Gen 4 Sea Pump
Your Price:
$15.99

Bearing, Hardin Marine Gen 4 Sea Pump

625-4078

Bearing, Hardin Marine Gen 4 Sea Pump


Seal, Front - Sea Pump
Your Price:
$14.99

Seal, Front - Sea Pump

625-4079

Seal, Front - Sea Pump


Wear Plate for Multi Stage Sea Pump
Your Price:
$14.95

Wear Plate for Multi Stage Sea Pump

625-4018

Wear Plate for Hardin Marine Multi Stage Sea Pumps


SS Body, 2 Piece Pump Replacement
Your Price:
$129.99

SS Body, 2 Piece Pump Replacement

625-4063

SS Body, 2 Piece Pump Replacement

This SS Body, 2 Piece Pump Replacement is for the Hardin Marine stainless pump 625-4118.


Wear Plate, No Slot
Your Price:
$12.99

Wear Plate, No Slot

625-4265

Wear Plate, No Slot


1/8 NPT Brass Allen Plug
Your Price:
$2.30

1/8 NPT Brass Allen Plug

625-2021

1/8 NPT Brass Allen Plug


Bolt, BHS 3/8-16 x 0.50
Your Price:
$2.49

Bolt, BHS 3/8-16 x 0.50

90037C050-BHS

Bolt, BHS 3/8-16 x 0.50



3/8" Copper Washer
Your Price:
$1.94

3/8" Copper Washer

90037SA-STCO

3/8" Copper Washer for Hardin or Mercruiser Gen 5/6 Sea Pumps

5/16" Stainless Steel Washer
Your Price:
$1.50

5/16" Stainless Steel Washer

900-31AN-STSS

5/16" Stainless Steel Washer.


SS 5/16 Lock Washer
Your Price:
$0.55

SS 5/16 Lock Washer

90031SL-STSS

SS 5/16 Lock Washer for Hardin or Mercruiser Gen 5/6 Sea Pumps

5/16-18 SS Nut
Your Price:
$1.25

5/16-18 SS Nut

90031CP-FNSS

SS 5/16-18 Nut for Hardin or Mercruiser Gen 5/6 Sea Pumps

Bolt, SHCS 5/16-18 x 3.50
Your Price:
$2.59

Bolt, SHCS 5/16-18 x 3.50

90031C350-SHS

Bolt, SHCS 5/16-18 x 3.50



O-Ring, Gen I
Your Price:
$2.50

O-Ring, Gen I

625-1145

O-Ring, Gen I


Front Bearing Housing O-Ring for Multi Stage Sea Pump
Your Price:
$2.50

Front Bearing Housing O-Ring for Multi Stage Sea Pump

625-1026

Replacement Front Bearing Housing O-Ring for Hardin Marine Multi Stage Sea Pumps


Replacement Impeller For Mercury Sea Pumps
Your Price:
$32.99

Replacement Impeller For Mercury OEM and Hardin Sea Pumps

625-4011

  • Replaces Impellers on Hardin Ram Force, Multi-Stage, Lifetime Series Pumps.
  • D Shaped Shaft AKA "Single Flat"
  • 8 Vane Impeller
  • Replacement Impeller For Mercury OEM Sea Pumps
  • Replaces OEM Mercruiser # 47-59362T1

Snap Ring For Merc Gen 5/6 Sea Pumps
Your Price:
$4.99

Snap Ring For Merc Gen 5/6 Sea Pumps

625-4091

Snap Ring For Merc Gen 5/6 Sea Pumps