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TIMKEN 2MMC9312WI QUM Ball P4S Super Precision
MODEL 2MMC9312WI QUM
Returnable: Yes
0.5118 in C0 - Static Radial Rating (per row)
18000 N
2.0472 in World part number
C71912C-T-P4S-QUM
2.570 in Limiting Speed (Grease) (per row)
18360 rpm Limiting speed (oil):36720 rpm Manufacturing part number:2MMC9312WI QUM O.D. (in):85 mm 3.3465 Outer ring backing diameter:80.2 mm
3.160 in Precision rating
ISO P4S (ABEC 7/9) Rows per set:Quadruplex Total width:52 mm
4040 lbf C1 ISO - Dynamic Radial Rating (per row)
20600 N
4640 lbf Cage type
CR - Phenolic Outer Land Riding Cage Contact angle:15 Design units:Metric Inner ring backing diameter:65.3 mm
Ball type
Ceramic Bearing width:13 mm
Ball Type
Ceramic
Bearing Width
13 mm 0.5118 in
Bore
60 mm
C1 ISO - Dynamic Radial Rating (per row)
20600 N 4640 lbf
Cage Type
CPhenolic Outer Land Riding Cage
Contact Angle
15 º
Design Units
Metric
DOuter Ring Backing Diameter
80.2 mm 3.160 in
Dynamic Radial Rating (per row)
22700 N 5100 lbf
I.D.
60 mm
Inner Ring 'To Clear' Radius
1 mm 0.039 in
Inner Ring Backing Diameter
65.3 mm 2.570 in
Limiting Speed (Grease) (per row)
18360 rpm
Limiting Speed (Oil)
36720 rpm
Manufacturing Part Number
2MMC9312WI QUM
Outer Diameter
85 mm 3.3465 in
Outer Ring 'To Clear' Radius
1 mm 0.039 in
Precision Rating
ISO P4S (ABEC 7/9)
Rows per Set
Quadruplex
Static Radial Rating (per row)
18000 N 4040 lbf
Total Width
52 mm 2.0472 in
World Part Number
C71912C-T-P4S-QUM
SPINDLE BEARINGS ULTRA-LIGHT ISO 19 SERIES
HIGH PRECISION MV
Running accuracy, performance and dimensional controls conform to ABEC 7 (ISO P4) requirements.
SUPER PRECISION MM
Running accuracy and performance meet ABEC 9 (ISO P2) levels. Other features conform to ABEC 7 (ISO P4) requirements.
WI CONSTRUCTION
- Incorporates low shoulder on non-thrust side of outer rings.
- Balls separated by one-piece cage piloted against a ground thrust shoulder land of the outer ring.
SKU: 5066946
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I always buy from MRO is a very reliable company to work with
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SKU: 5066946
Best company to buy from
I always buy from MRO is a very reliable company to work with
Read more