PP.188-4.000
PP.188-4.000 - Image 2
PP.188-4.000 - Image 3

4 X 4 3/8 X 3/16
PISTON/ROD LOADED U-CUP SEAL
95 DURO TPU SHELL W/ 70 DURO
O-RING, SQUARE, STRAIGHT LIP

PP.188-4.000

Quantity Pricing (ea)
  • 1 for $18.10
  • 10 for $16.90
  • 25 for $15.40
  • 100 for $14.50
Stock & Availability (ea)
In Stock: 136
Inbound Stock: 0
Offsite Stock: 187 ($50 Line Min)
Expedited Shipping*: 07/01/2026
Standard Shipping: 09/21/2026
New Production: Unlimited ($250 Line Min)
Expedited Shipping*: 08/12/2026
Standard Shipping: 11/02/2026
*Add your desired qty and click ADD TO CART to see expedite fees and options.

Interchange Part Numbers

  • HERCULES P188-04.000
  • HI-TECH 18704000
  • Parker 461518704000

Additional information

Weight 0.02016 lbs
Material

Inside Diameter

4.000" – 4 (101.60 MM)
Height

0.188" – 3/16 (4.78 MM)
Outside Diameter

4.375" – 4 3/8 (111.13 MM)
Loader

O-Ring
Color

Size

.188-4.000
Style

Durometer