K503 Hydraulic piston seals

K503 compact set is a 5 pieces piston seal consisting of elastomer sealing ring, two thermoplastic elastomer backup ring and twoPOM guide rings.

Advantages

30 K503 parts, bore 19.05–184.15 mm across 22 sizes. Most common section heights: 19,43 mm (9), 11,1 mm (6), 14,52 mm (4).

If a K503 size is not the right profile, these cover the same ID/OD combinations:

30 parts in catalog

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Live column filters for code, category, ID, OD and H — same workflow as the store.

30 parts

Code (SKU)	Category	ID (d)	OD (D)	H (L)	Action
K503 028,57-019,05	K503	19.05	28.57	11.1	View
K503 031,75-022,22	K503	22.22	31.75	11.1	View
K503 034,92-025,4	K503	25.4	34.92	11.1	View
K503 038,1-028,57	K503	28.57	38.1	11.1	View
K503 038,1-028,57/1	K503	28.57	38.1	11.1	View
K503 041,27-031,75	K503	31.75	41.27	11.09	View
K503 044,45-034,92	K503	34.92	44.45	11.11	View
K503 047,62-038,1	K503	38.1	47.62	11.1	View
K503 050,8-038,1	K503	38.1	50.8	14.52/6.35	View
K503 050,8-038,1/1	K503	38.1	50.8	14.52	View
K503 057,15-044,45	K503	44.45	57.15	14.52	View
K503 063,5-050,8	K503	50.8	63.5	14.52/6.35	View
K503 063,5-050,8/1	K503	50.8	63.5	14.52	View
K503 069,85-057,15	K503	57.15	69.85	14.53	View
K503 076,1-063,5	K503	63.5	76.1	14.53/6.35	View
K503 076,1-063,5/1	K503	63.5	76.1	14.53	View
K503 082,55-069,85	K503	69.85	82.55	14.53	View
K503 088,9-076,2	K503	76.2	88.9	14.52/6.35	View
K503 088,9-076,2/1	K503	76.2	88.9	14.52	View
K503 095,25-082,55	K503	82.55	95.25	14.52	View
K503 101,6-082,55	K503	82.55	101.6	19.43/6.35	View
K503 101,6-082,55/1	K503	82.55	101.6	19.43	View
K503 107,95-088,9	K503	88.9	107.95	19.43	View
K503 114,3-095,25	K503	95.25	114.3	19.43	View
K503 120,65-101,6	K503	101.6	120.65	19.43	View
K503 127-107,95	K503	107.95	127	19.43	View
K503 139,7-120,65	K503	120.65	139.7	19.43	View
K503 152,4-133,35	K503	133.35	152.4	19.43	View
K503 177,8-158,75	K503	158.75	177.8	19.43	View
K503 203,2-184,15	K503	184.15	203.2	19.43	View