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Motorcycle Chain (ISO10190, JCAS1-81)

Maryland Metrics offers top quality Motorcycle Chain manufactured to ISO 10190 and JCAS1-81. Bush Chain, Roller Chain and Silent Chain and O Ring Chain are available. Relevant standards include NFE 26-115, BS 6715. O-Ring Chains like 420F, 428F, 520F, 530F and 630F are also available.

Bush Chain

JIS Chain No. ISO Chain No. Pitch Bush Diameter Bearing Pin Body Diameter Width Between Inner Plates Width Over Bearing Pins Width Over Connecting Pins Inner Plate Depth Plate Thickness Ultimate Tensile Strength
mm kN
25 04C 6.35 3.30 2.31 3.1 8 8.6 6.02 - 3.5
25H 04MA 8.9 9.5 1 4.8
219 05MA 7.774 4.59 3.00 4.68 11.5 - 7.5 1.2 6.6
270H 05MC 8.5 5.00 3.28 4.75 13.3 - 8.6 1.8 9.8
T3F (06MA)* 9.525 6.00 4.50 9.50 18.6 - 9.3 1.8 11.8

T3F or 06MA is mainly used for the motorcycles from mainland China and manufactured to GB/T14212. 

Roller Chain

JIS Chain No. ISO Chain No. Pitch Roller Diameter Width Between Inner Plates Width Over Bearing Pins Width Over Connection Pin Inner Plate Depth Plate Thickness Ultimate Tensile Strength Weight per meter
420 08MA 12.7 7.77 6.25 14.7 16.1 12 1.5 16 0.58
428 08MB 8.51 7.75 16.9 18.2 11.8 1.6 17.8 0.71
428-2 08MB-2 8.51 31.2 32.2 31.1 1.26
428H 08MC 8.51 18.9 20.1 2 20.6 0.88
520 10MA 15.875 10.16 6.25 20.2 15.09 2.4 33 1.1
530 10MB 9.4 20.9 15.09 2 26.5 1.06
630 12MA 19.05 11.91 25.9 27.7 18 2.4 35 1.54

Silent Chain

Factory Chain No. Pitch Bearing Pin Body Diameter Chain Width Width Over Bearing Pin Distance Between Hole Center and Tooth Plate Depth Plate Thickness Guide Form Ultimate Tensile Strength
CL04T-5 6.35 2.7 5.5 6.9 3.88 6.7 1 Outside 5
CL04T-7 7.6 9 8.2
CL04T-9 9.6 11 9.3

Roller Chain for Bicycle and Moped

Roller Chains for Bicycles (081) is manufactured according to ISO 9633. Other relevant standards include BS 228, NFE 26-114 and DIN 8187. Roller Chain 083 is only used for moped with its displacement of the engine cylinder no more than 50 cm3.

Chain No. Pitch Roller Dia. Pin Dia. Width between Inner Plates Pin Length Inner Link Plate Depth Tensile Strength
mm daN
081 12.7 7.75 3.66 3.30 11.2 9.91 800
083 12.7 7.75 4.09 4.88 14.4 10.30 1200
Phones: (800) 638-1830 or (410) 358-3130 are available Monday-Friday 8:30 AM to 5:30 PM Eastern time.
Faxes: (800) 872-9329 or (410) 358-3142 & E-mail are available anytime.
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