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CAT Type 1 Piston Seal

CAT Type 1 Piston Seal
CAT Type 1 Piston Seals are replacement seals for Caterpillar applications that are Glass Filled PTFE Piston seals with a nitrile expander. PTFE seals provide low friction, high strength piston sealing.


PS 5J4986 - 4-1/2'' x 3.835'' x .252'' - 2 Piece Piston Seal

PS 5J4986 - 4-1/2'' x 3.835'' x .252'' - 2 Piece Piston Seal

4-1/2'' x 3.835'' x .252'' - 2 Piece Piston Seal 4-1/2'' Outside Diameter 3.835'' Inside Diameter .252'' Height Material: PTFE with Buna N Expander...
$24.07 Buy Now 
PS 5J4987 - 4-3/4'' x 4.085'' x .252'' - 2 Piece Piston Seal

PS 5J4987 - 4-3/4'' x 4.085'' x .252'' - 2 Piece Piston Seal

4-3/4'' x 4.085'' x .252'' - 2 Piece Piston Seal 4-3/4'' Outside Diameter 4.085'' Inside Diameter .252'' Height Material: PTFE with Buna N Expander...
$27.40 Buy Now 
PS 5J4988 - 5-1/2'' x 4.725'' x .379'' - 2 Piece Piston Seal

PS 5J4988 - 5-1/2'' x 4.725'' x .379'' - 2 Piece Piston Seal

5-1/2'' x 4.725'' x .379'' - 2 Piece Piston Seal 5-1/2'' Outside Diameter 4.725'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander...
$25.32 Buy Now 

PS 5J4989 - 6'' x 5.095'' x .379'' - 2 Piece Piston Seal

PS 5J4989 - 6'' x 5.095'' x .379'' - 2 Piece Piston Seal

6'' x 5.095'' x .379'' - 2 Piece Piston Seal 6'' Outside Diameter 5.095'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander Alternate...
$44.14 Buy Now 
PS 5J4991 - 6-1/2'' x 5.595'' x .379'' - 2 Piece Piston Seal

PS 5J4991 - 6-1/2'' x 5.595'' x .379'' - 2 Piece Piston Seal

6-1/2'' x 5.595'' x .379'' - 2 Piece Piston Seal 6-1/2'' Outside Diameter 5.595'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander...
$39.74 Buy Now 
PS 5J4993 - 7-1/4'' x 6.345'' x .379'' - 2 Piece Piston Seal

PS 5J4993 - 7-1/4'' x 6.345'' x .379'' - 2 Piece Piston Seal

7-1/4'' x 6.345'' x .379'' - 2 Piece Piston Seal 7-1/4'' Outside Diameter 6.345'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander...
$56.93 Buy Now 

PS 5J4997 - 7'' x 6.095'' x .379'' - 2 Piece Piston Seal

PS 5J4997 - 7'' x 6.095'' x .379'' - 2 Piece Piston Seal

7'' x 6.095'' x .379'' - 2 Piece Piston Seal 7'' Outside Diameter 6.095'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander Alternate...
$41.54 Buy Now 
PS 5J5020 - 5'' x 4.225'' x .379'' - 2 Piece Piston Seal

PS 5J5020 - 5'' x 4.225'' x .379'' - 2 Piece Piston Seal

5'' x 4.225'' x .379'' - 2 Piece Piston Seal 5'' Outside Diameter 4.225'' Inside Diameter .379'' Height Material: PTFE with Buna N Expander Alternate...
$29.55 Buy Now 
PS 5J5402 - 4'' x 3.335'' x .252'' - 2 Piece Piston Seal

PS 5J5402 - 4'' x 3.335'' x .252'' - 2 Piece Piston Seal

4'' x 3.335'' x .252'' - 2 Piece Piston Seal 4'' Outside Diameter 4.335'' Inside Diameter .252'' Height Material: PTFE with Buna N Expander Alternate...
$19.43 Buy Now 

PS 5J7010 - 2-3/4'' x 2.375'' x .192'' - 2 Piece Piston Seal

PS 5J7010 - 2-3/4'' x 2.375'' x .192'' - 2 Piece Piston Seal

2-3/4'' x 2.375'' x .192'' - 2 Piece Piston Seal 2-3/4'' Outside Diameter 2.375'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander...
$14.61 Buy Now 
PS 5J7013 - 3-1/2'' x 2.960'' x .192'' - 2 Piece Piston Seal

PS 5J7013 - 3-1/2'' x 2.960'' x .192'' - 2 Piece Piston Seal

3-1/2'' x 2.960'' x .192'' - 2 Piece Piston Seal 3-1/2'' Outside Diameter 2.960'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander...
$16.67 Buy Now 
PS 5J7854 - 4-1/4'' x 3.585'' x .252'' - 2 Piece Piston Seal

PS 5J7854 - 4-1/4'' x 3.585'' x .252'' - 2 Piece Piston Seal

4-1/4'' x 3.585'' x .252'' - 2 Piece Piston Seal 4-1/4'' Outside Diameter 3.585'' Inside Diameter .252'' Height Material: PTFE with Buna N Expander...
$21.64 Buy Now 

PS 5J8011 - 3-3/4'' x 3.210'' x .192'' - 2 Piece Piston Seal

PS 5J8011 - 3-3/4'' x 3.210'' x .192'' - 2 Piece Piston Seal

3-3/4'' x 3.210'' x .192'' - 2 Piece Piston Seal 3-3/4'' Outside Diameter 3.210'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander...
$13.49 Buy Now 
PS 6J0793 - 3-1/4'' x 2.710'' x .192'' - 2 Piece Piston Seal

PS 6J0793 - 3-1/4'' x 2.710'' x .192'' - 2 Piece Piston Seal

3-1/4'' x 2.710'' x .192'' - 2 Piece Piston Seal 3-1/4'' Outside Diameter 2.710'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander...
$15.70 Buy Now 
PS 6J1972 - 3'' x 2.460'' x .192'' - 2 Piece Piston Seal

PS 6J1972 - 3'' x 2.460'' x .192'' - 2 Piece Piston Seal

3'' x 2.460'' x .192'' - 2 Piece Piston Seal 3'' Outside Diameter 2.460'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander Alternate...
$14.95 Buy Now 

PS 8J6213 - 2-1/2'' x 2.125'' x .192'' - 2 Piece Piston Seal

PS 8J6213 - 2-1/2'' x 2.125'' x .192'' - 2 Piece Piston Seal

2-1/2'' x 2.125'' x .192'' - 2 Piece Piston Seal 2-1/2'' Outside Diameter 2.125'' Inside Diameter .192'' Height Material: PTFE with Buna N Expander...
$13.27 Buy Now 


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