搜轴承 -- AST轴承型号查询 -- 关节轴承 -- AST AST20 20IB12轴承

(dimensions in inches)

Bearing Type - straight

Shaft Dia., Nominal (d) - 1.2500

Shaft Size (ds) - 1.2387 / 1.2371

Housing Bore Dia. (Dh) - 1.4072 / 1.4062

Bearing Outside Diameter, Nominal(Do) - 1.406

Bearing Bore after Mounting (di) - 1.2452 / 1.2414

Average Clearance (Cd) - 0.0050

Wall Thickness (S3) - 0.082

Bearing Length, Nominal (B) - 0.750

Bearing Length Tolerance (B tol.) - +.010 / -0.010

OD Chamfer Length (Co) - 0.045

ID Chamfer Angle (B deg.) - 30

ID Chamfer Length (Ci) - 0.020

Lube Hole Dia. (dl) - 0.250

Material - Carbon steel shell with POM plastic liner

Lubricate the bearing prior to installation.

Please review the technical information on the requirements for the mating shaft.

• AST AST2020IB12关节轴承图纸和参数

• 发布时间：2026-04-14
• 产品型号: AST2020IB12
• 新型号:AST20 20IB12
• 内径：31,75mm 外径：35,7124mm 厚度：mm
• 主要类别：关节轴承
• 应用行业:激光器件,气缸标准型,垃圾处理,量具行业,泵类设备,冲压模具及其设备,质谱产品,减速机,立式锯床,有色金属合金,电磁铁类
• 近似型号:NMB PR20 SKF GEP 200 FS RBC GE-320C-2RS SKF GE200TXA-2LS INA GE120-SW INA GE220-FO-2RS AST AST800 1020 ISO GE220AW ISB GEG 120 ES CX GE 020 ES-2RS
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• Ruville 7800 SKF BB1B630374/C4 INA NN3040-AS-K-M-SP NTN NU424 CONSOLIDATED IR-20x25x26.5
  INA 29472-E1-MB SNR 30307A PFI 32017X NSK 6815VV KOYO 32912JR ISO 53202U+U202 Timken 56BIH251 NSK 6310VV NSK 637 ZZ1 NTN 7006UG/GNP42 NACHI 7219 Timken 755/752 Timken 93801D/93126+Y1S-93126 AST AST650 120140100 NACHI E5060 NTN GK42X47X21.8 SNFA HX90 /S/NS 7CE1 NTN NK21/16R SKF M86649/2/610/2/QVQ506 NKE NCF3009-V FBJ NF211 ISO NJ3064 ISO NJF2316 V SKF PCZ 2616 M NACHI UCT307 SKF W 61806-2RS1 CONSOLIDATED RMS-31 CONSOLIDATED K-32x40x36 CONSOLIDATED 5208NR CONSOLIDATED 1226M

Hot number：OKB 53520H Timken 22264YMB NTN 2RNU10006 SKF 30324 J2 FAG 529891AB KOYO 623/612 FBJ 6807ZZ Samick LMEKM40 CX NUP18/1320 KOYO SE 6205 ZZSTPRB KOYO WMLF7013ZZ Rollway 95756 FAG (Old No.) KR-26-2RSX FAG NA-4906-2RS NHBB SSR-1240