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Roller Chains DIN 8188 (A Series)

Roller Chains DIN 8188 (A Series) according to DIN 8188 are the most common type of drive chains. They are standardized according to DIN 8188 - American series ASA, ANSI.

Standard chain designs are simplex, duplex or triplex. The chain consists of outer links with pins and inner links with bushes on which rotating rollers are fitted.

06A (ASA 35)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 9.53 × 4.77
Dimensions in inches: 3/8" × 3/16"

08A (ASA 40)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 12.70 × 7.95
Dimensions in inches: 1/2" × 5/16"

10A (ASA 50)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 15.88 × 9.53
Dimensions in inches: 5/8" × 3/8"

12A (ASA 60)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 19.05 × 12.70
Dimensions in inches: 3/4" × 1/2"

16A (ASA 80)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 25.40 × 15.88
Dimensions in inches: 1" × 5/8"

20A (ASA 100)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 31.75 × 19.05
Dimensions in inches: 1 1/4" × 3/4"

24A (ASA 120)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 38.10 × 25.40
Dimensions in inches: 1 1/2" × 1"

28A (ASA 140)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 44.45 × 25.40
Dimensions in inches: 1 3/4" × 1"

32A (ASA 160)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 50.80 × 31.75
Dimensions in inches: 2" × 1 1/4"

40A (ASA 200)

Roller chains DIN 8188
Pitch × inner width p × b1min. (mm): 63,50 × 38,10
Dimensions in inches: 2 1/2" × 1 1/2"


Chains Construction

Standard Duplex Roller Chain Structure

  1. Inner link
  2. Outer link
  3. Pin
  4. Bush
  5. Roller

Chains Fields of Use

Roller chains according to DIN 8188 are designed for general use in light and heavy industry.

They are used in drives, but they can be fitted with attachments to transport material.

Chains Material

Steel.

Chains Code Description

Example:
08A-1 DIN 8188 KÖBO (ASA 40-1, 1/2 × 5/16) - 5m Pack

Code Part Description
08A

Type of chain

1

Simplex

DIN 8188

Standard (A series)

KÖBO

Manufacturer

ASA 40-1

Chain designation according to ANSI standard (USA)

1/2 × 5/16

Pitch in inches × internal width in inches

5m Pack

Standard package

Documents for Download

Dimensions and Parameters of DIN 8188 ASA/ANSI Roller Chains - Preview

Dimensions and Parameters of DIN 8188 ASA/ANSI Roller Chains

TYMA CZ Data Sheets

Czech and English (PDF 374.73 kB)

Chains - Preview

Chains

TYMA CZ Catalogue

Czech (PDF 2.01 MB)

Sprockets and Plate Wheels - Preview

Sprockets and Plate Wheels

TYMA CZ Catalogue

Czech and English (PDF 2.81 MB)


Manufacturer Profile

KÖBO

KÖBO manufactures high-performance simplex, duplex and triplex roller chains, conveyor chains, sprockets, plate wheels and also special chains and accessories. Using their large production facilities they can manufacture sprockets and sprocket plates in nearly any exacting variation up to a diameter of 1700 mm.

KÖBO has been producing sprockets and chain wheels since 1894. In 1899, Emil Köhler and Hermann Bovenkamp developed a new standardization process for chain wheels that is still in use at KÖBO today. They were truly ahead of their time. KÖBO has used this type of innovative thinking for a lasting success across multiple industries. Innovation coupled with a deep customer understanding allows the company to see the bigger picture - and it still characterizes the company today.

more information about manufacturer