"> parts for Wilden M-4 Air diaphragm Pumps

Wilden M-4 Parts

We carry the following popular wear repair parts for Wilden M-4 Double Diaphragm Pumps. This page is set up with a SECURE SHOPPING CART. To place an order, click on the ADD TO CART Button next to the item(s) of your choice. We accept American Express, Discover, Mastercard, Visa, PayPal and On-Line Checks.

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Our minimum order value is $15.00 exluding shipping charges.

OTHER WILDEN M-4 PARTS MAY ALSO BE AVAILABLE. CONTACT US WITH YOUR NEEDS CONTACT US!
  • 04-3510-99 (70C)
    $20.00
    04-3510-99 (70C)
    MUFFLER M4
  • 20F
    $7.00
    08-7420-08
    NIPPLE M8
  • 20JH
    $1.10
    20JH
    O-RING M4
  • 20K8
    $34.00
    08-3550-01-30
    CHECK BODY M8
  • 20M
    $4.30
    08-1450-51
    CHECK BALL M8
  • 60
    $620.00
    60
    AIR VALVE ASSY M4
  • 60A
    $299.50
    04-2000-07
    AIR VALVE BODY & PISTON M4
  • 60AD
    $299.50
    60AD
    AIR VALVE BODY & PISTON M4
  • 60AP
    $3.60
    04-6950-08
    PIPE BUSHING M4
  • 60AS
    $2.00
    04-6000-08
    CAP SCREW M4
  • 60AS
    $2.00
    04-6000-08
    CAP SCREW M4
  • 60AS
    $2.00
    04-6000-08
    CAP SCREW M4
  • 60AVP (04-2250-11)
    $72.40
    AIR VALVE PISTON M4
  • 60B
    $1.90
    04-2600-30
    AIR VALVE GASKET
  • 60C
    $35.00
    04-2900-99
    CAPILLARY ROD ASSY M4
  • 60D
    $63.00
    04-2850-01
    LUBRICATION OIL BOTTLE M4
  • 60E (04-6950-07)
    $9.40
    04-6950-07
    AIR VALVE SCREEN M4
  • 60H
    $412.00
    04-3100-01
    CENTER BLOCK ASSY M4
  • 60N
    $88.00
    04-3300-07
    BLOCK BUSHING M4
  • 60P
    $1.80
    04-3520-30
    BLOCK GASKET M4
  • 60R (04-2340-23)
    $9.80
    04-2340-23
    AIR VALVE CAP W/GUIDE M4
  • 60S
    $7.90
    04-2350-23
    AIR VALVE CAP BOTTOM M4
  • 60T
    $1.60
    04-2650-03
    SNAP RING M4
  • 60U
    $1.20
    04-2390-52
    VALVE CAP O-RING M4
  • 61A
    $66.20
    04-3800-09
    SHAFT W/BOLTS M4
  • 61AN
    $1.80
    04-6090-08
    CAP SCREW M4
  • 61B
    $31.80

    OUTER PISTON M4
  • 61C
    $22.50
    04-3700-08
    INNER PISTON M4
  • 61D
    $1.70
    04-6800-08
    WASHER M4
  • 62
    $46.20
    04-3650-08
    AIR CHAMBER M4
  • 62B
    $1.60
    04-6130-08
    CAP SCREW M4
  • 62C
    $0.90
    04-6400-08
    NUT M4
  • 63
    $30.30
    04-1010-51
    DIAPHRAGM-NEOPRENE M4
  • 64
    $19.90
    04-7300-08
    CLAMO BAND M4
  • 64C
    $1.60
    04-6070-08
    CARRIAGE BOLT M4
  • 64D
    $1.60
    04-6520-08
    NUT M4
  • 65
    $252.00
    04-5000-01
    WATER CHAMBER M4
  • 66
    $256.00
    04-5020-01
    DISCHARGE MANIFOLD M4
  • 67
    $340.00
    04-5080-01
    INLET HOUSING/FOOTED M4
  • 68
    $123.60
    04-5620-01
    SCREEN M4
  • 68B
    $1.60
    68B
    WASHER M4
  • 69
    $11.40
    04-7100-08
    SMALL CLAMP BANK M4
  • 69B
    $1.60
    69B
    BOLT M4
  • 70
    $11.50
    04-1120-51
    VALVE SEAT-NEOPRENE M4
  • 70C
    $33.80
    70C
    MUFFLER FOR M8---1/2"MNPT
  • 71 (04-1080-51)
    $10.80
    04-1080-51
    VALVE BALL-NEOPRENE M4
  • B60A
    $299.50
    04-2050-07
    AIR VALVE BODY & PISTON M4
  • B61B
    $31.80
    04-4550-08
    OUTER PISTON M4
  • BN63
    $48.20
    04-1010-52
    DIAPHRAGM BUNA-N M4
  • BN70
    $9.00
    04-1120-52
    VALVE SEAT BUNA-N M4
  • BN71
    $11.60
    04-1080-52
    VALVE BALL BUNA-N M4
  • D60A
    $322.00
    D60A
    AIR VALVE BODY & PISTON M4
  • ND63
    $54.40
    04-1010-54
    DIAPHRAGM-NORDEL M4
  • ND70
    $11.50
    04-1120-54
    VALVE SEAT-NORDEL M4
  • ND71
    $12.00
    04-1080-54
    VALVE BALL NORDEL M4
  • PU71
    $17.60
    04-1080-50
    VALVE BALL POLYURETHANE M4
  • T61A
    $84.00
    04-3820-09
    SHAFT W/BOLTS M4
  • T61F
    $2.00
    04-6150-08
    STUD M4
  • TF63
    $183.90
    04-1010-55
    DIAPHRAGM-TEFLON M4
  • TF71
    $37.80
    04-1080-55
    VALVE BALL TEFLON M4
  • VT63
    $280.00
    04-1010-53
    DIAPHRAGM-VITON M4
  • VT70
    $27.40
    04-1150-53
    VALVE SEAT-VITON M4
  • VT71
    $53.80
    04-1080-53
    VALVE BALL VITON M4