The largest of the current fractional horsepower frame sizes is a 56 frame which is available in horsepowers greater than those normally associated with fractionals.
56c frame motor dimensions.
See illustrations and table below for speci cs.
Typical examples of frame numbers 48 56 145 and 215.
Baldor electric company p o.
56j face 5has 3a threaded shaft of stainless steel while all others have a keyed steel shaft.
Nema electric motor 56c 56h 56j square flange chart this nema frame chart indicates the mounting dimensions for all standard 56c 56h 56j and square flange electric motors.
1 2 bc 6245 6250 5 750 5 752.
56 frame dimensions 66 frame ab ba max a max b d e 2f n w o p r s u 56c 5 6 2 75 6 5 4 2 3 5 2 44 3 1 88 6 7 7 08 0 517 0 188 0 625 min es min aa bf max bb max bd bc ah aj ak 1 41 1 2 3 8 16 0 16 6 5 0 19 2 06 5 875 4 5 hp c 0 33 11 9 0 5 11 9 0 75 13 07 1 13 07 1 5 14 45 2 14 45 note.
Engineering toolbox resources tools and basic information for engineering and design of technical applications.
Tenon pads box faces square with shaft l within 004 t i r.
Click on the link below to view the nema frame chart.
Nema c face ba dimensions 143 5tc 2 3 4 182 4tc 3 1 2 213 5tc 4 1 4 254 6tc 4 3 4 5000 framede2fhopuvaa ab ba 5 0 7s 1 2 63 4 npt 8 5 0 7l 1 2 63 8npt.
9 16 ag bx 6 5 64 1 4 2ounc 2b l h.
56c 56hc 56j 143tc and 145tc.
0 33 1 hp.
Box 2400 fort smith arkansas 72902 2400 u s a.
For example in the two digit 56 frame the d dimension is 3 56 divided by 16 3.
You can figure that a 48 frame motor will have a shaft height of 48 divided by 16 or 3 inches.
4 holes equally spaced as shown 45 6 1 2 10 r.
D im en s o n op a ba dx rp cf t l.
1 2 deep 13 32 dia.
Motor dimensional chart nema c and j face mounting dimensions mounting dimensions of 1the 156j face are exactly the same as the nema 456c.
1 5 2 hp note.
Nema motor dimensions c face 56j square flange06122012 0000.
Nema electrical motor frame dimensions.
The frame number relates to the d dimension distance from center of shaft to center bottom of mount.
Similarly a 56 frame motor would have a shaft height of 3 1 2 inches.