51K

Mill Rotary Seal

Designed to provide long lasting sealing and superior protection for rotary applications, bearing houses, and gearboxes across the heavy industries

Literature & Datasheets

51K.emea
51KHP.emea
51KL.emea
51KW.emea

  • Product Advantages
  • Product Characteristics Parameters
  • Product Installation View
High resistance to wear
Specially designed seal lips combined with autolubricated elastomer to reduce friction
Solid and split versions are available
Direct retrofit, no equipment modifications required
Elastomers NBR80+PTFE HNBR 70 FKM70+PTFE
OD Fabric Textile + NBR Textile + HNBR Textile + FKM
Materials of garter spring AISI 302-316 AISI 302-316 AISI 302-316
Lubricating greases -20°C ─ 100°C
(-4°F ─ 212°F)		 -30°C ─ 150°C
(-22°F ─ 302°F)		 -20°C ─ 200°C
(-4°F ─ 392°F)
Mineral oils -20°C ─ 100°C
(-4°F ─ 212°F)		 -30°C ─ 150°C
(-22°F ─ 302°F)		 -20°C ─ 200°C
(-4°F ─ 392°F)
Water 5°C ─ 100°C (41°F ─ 212°F) 5°C ─ 150°C
(41°F ─ 302°F)		 5°C ─ 100°C
(41°F ─ 212°F)
Surface speed m/s (ft/min) 15 (2952 ft/min) 20 (3937 ft/min) 25 (4921 ft/min)
Technical pressure Mpa (psi)
51K, 51KW, 51KL Solid		 0.05 (7.25) 0.05 (7.25) 0.05 (7.25)
Technical pressure Mpa (psi)
51K, 51KW, 51KL Split		 No pressure can be applied No pressure can be applied No pressure can be applied
Technical pressure Mpa (psi)
51HP Solid		 0.4 (58) 0.4 (58) 0.4 (58)
Size range mm (inch)** Seal OD 300 ─ 1200
(12 ─ 47)		 300 ─ 1200
(12 ─ 47)		 300 ─ 1200
(12 ─ 47)
** Please contact your Chesterton representative for other sizes.