Dunlop 20B-1 BS Simplex Half Link 1.1/4 Inch Pitch

View all Simplex Roller Chain British Standard

Dunlop British standard simplex half link 31.75mm (1.1/4" inch) pitch

Dunlop Roller chains are manufactured to internationally recognised standards. European standards refer to the ISO/R 606-1982 (DIN 8187) while American standards refer to ANSI (DIN 8188).

Roller chains are available in simplex (-1), duplex (-2) and triplex (-3) and in a varying range of materials and plating options, such as stainless steel (SS), nickel plated (NP) and zinc plated (ZP).

Attachments are also available along with connecting links (CL) and single (OL) and double (DOL) offset links.

Pitch P: 31.75mm (1.1/4" inch)
Roller dia d1: 19.05mm
Width between inner plates b1: 19.56mm
Pin diameter d2: 10.19mm
Pin length L: 41.30mm
Pin length Lc: 45.0mm
Inner plate depth h2: 26.40mm
Plate thickness t/T: 4.5/3.5mm
Ultimate tensile strength Q: 95.0kn/21591lb
Average tensile strength Qo: 106.7kn

DunlopFrom UK origins, more than 100 years ago, the DUNLOP brand name has established itself with an enviable reputation for high quality products.