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Papua New Guinea DIN471./GB891 Retaining Ring
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Product Description
MATERIAL：CARBON STEEL/STAINLESS STEEL
STANDARD：DIN/BS/ASME/JIS Etc.
SIZE：M3-M60 Etc.
FINISH：BLACKENED(EG)
| d1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 12 |
| d2 | 2.8 | 3.8 | 4.8 | 5.7 | 6.7 | 7.6 | 8.8 | 9.6 | 10.5 | 11.5 | 12.4 |
| d3 | 2.7 | 3.7 | 4.7 | 5.6 | 6.5 | 7.4 | 8.4 | 9.3 | 10.2 | 11 | 11.9 |
| d4 | 7 | 8.6 | 10.3 | 11.7 | 13.5 | 14.7 | 16 | 17 | 18 | 19 | 20.2 |
| m | 0.5 | 0.5 | 0.7 | 0.8 | 0.9 | 0.9 | 1.1 | 1.1 | 1.1 | 1.1 | 1.1 |
| s | 0.4 | 0.4 | 0.6 | 0.7 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 |
| d1 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 24 | 25 |
| d2 | 13.4 | 14.3 | 15.2 | 16.2 | 17 | 18 | 19 | 20 | 21 | 22.9 | 23.9 |
| d3 | 12.9 | 13.8 | 14.7 | 15.7 | 16.5 | 17.5 | 18.5 | 19.5 | 20.5 | 22.2 | 23.2 |
| d4 | 21.4 | 22.5 | 23.8 | 25 | 26.2 | 27.2 | 29 | 31 | 32 | 34 | 35 |
| m | 1.1 | 1.1 | 1.1 | 1.1 | 1.3 | 1.3 | 1.1 | 1.1 | 1.1 | 1.3 | 1.3 |
| s | 1 | 1 | 1 | 1 | 1.2 | 1.2 | 1 | 1 | 1 | 1.2 | 1.2 |
DIN 471 / GB 891 retaining rings are external circlips designed for secure axial positioning on shafts. Manufactured from high-quality spring steel or stainless steel, they provide excellent elasticity, strength, and wear resistance. These retaining rings ensure reliable fixation of bearings, gears, and other components, offering easy installation, long service life, and stable performance in mechanical and industrial applications.
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