Vòng bi bạc đạn 61804 (d= 20 mm, D= 32 mm, B= 7 mm, khối lượng 0.017 Kg). SKF FAG NSK NTN TIMKEN KOYO IKO:SKF 61804, SKF 61804-2RZ, SKF 61804/W64, SKF 61804-2RS1, SKF 61804-2RS1/C3, SKF 61804-2RS1/W64, SKF W 61804-2RS1, SKF 61804-2RS1/W64F, SKF 61804-2RS1/W64L, SKF W 61804-2Z, SKF W 61804-2RZ, SKF 61803-2RZ/C3, SKF W 61804-2RS1/VT378, SKF W 61804-2RS1/W64, NTN 6804, NTN 6804 ZZG15, NTN 6804 LLU, NTN 6804 LU, NTN 6804 Z, NTN 61804 ZZ, NACHI 6804, NACHI 6804 Z, NACHI 6804 ZZ, NACHI 6804-ZZE, NACHI 6804-ZE, NACHI 6804 2RZ, NACHI 6804 RZ, FBJ 6804, FBJ 6804-2Z, TIMKEN 6804, TIMKEN 6804-2RS, TIMKEN 6804-2RZ, TIMKEN 6804-C3, TIMKEN 61804-ZZ-C3, TIMKEN 61804 ZZ, NSK 61804, NSK 6804, NSK 61804 ZZCM, NSK 61804 CM, NSK 61804-2RS1, NSK 61804 ZZ, NSK 61804 VV, NSK 61804 Z, NSK 6804-2RS, NSK 61804-RS, NSK 61804 DD, NSK 61804 TN, NSK 61804 RZ, FAG 61804, FAG 61804ZZ, FAG 61804-2RSR-HLC, FAG 61804-HLC, FAG 61804 2Z-FLC, FAG 61804-2Z-FLC-C3, KOYO 6804, KOYO 6804 ZZ, KOYO 6804 Z, KOYO 6804 2RS1