Brake Products, Inc.   16751 Hilltop Park Place
  Chagrin Falls, Ohio 44023
  Phone: (440) 543-7962
  Fax:     (440) 543-7963
  Web:   www.brakeproducts.com
  Email: sales@brakeproducts.com
Supplier of Industrial Brake Parts Since 1985
• Why Renold Ajax?
• Features
• Full-Flex Metal Seal Couplings
• Flex-Rigid Metal Seal Couplings
• Mill Motor Metal Seal Couplings
• Flange and Bore Specifications for Metal
  and O-Ring Seal Couplings
• Typical Custom Designed Couplings
• Full-Flex O-Ring Seal Couplings
• Flex-Rigid O-Ring Seal Couplings
• Mill Motor O-Ring Seal Couplings
• Heavy Duty Couplings
• Full-Flex Heavy Duty O-Ring Seal Couplings
• Flex-Rigid Heavy Duty O-Ring Seal Couplings
 		  • Standard Extended Shaft Gaps
• Installation Information Standard and Heavy Duty Sizes
• Installation, Maintenance, Lubrication
• D Series Couplings High Misalignment, Full-Flex
• D Series Couplings High Misalignment, Flex-Rigid
• DS Series Spindle Couplings
• D Series and DS Gear Tooth Design Ratings and
  Engineering Layout Details
• Ajax Pin and Bush Couplings
• Cast Iron Couplings Forged Steel Couplings
• Service Parts for Ajax Pin and Bush Couplings
• Special Pin and Bush Couplings
• Download brochure in Adobe Acrobat® format (1.28MB)
D Series Couplings - High Misalignment, Full-Flex
 
D Series Full-Flex couplings accommodate offset, angular or combined misalignment.
 
Universally used for connecting industrial applications that are subject to higher than standard misalignment, such as oil field equipment and rolling mill drives.
 
Induction hardened gear teeth and lip type seals handle up to 6° misalignment.
 
Specifications/Dimensions
Coupling Size 100 150 200 250 300 350 400 450 500 550 600 700
Catalog No. 4901 100-1 150-1 200-1 250-1 300-1 350-1 400-1 450-1 500-1 550-1 600-1 700-1
Design Rating See Table Page 23
Offset
Misalignment		 @ 3 1/2° 092 .160 .202 .228 .274 .308 .339 .374 .411 .488 .549 .614
@ 6° - .263 .328 .374 .449 .500 .551 .604 .669 .781 .892 .991
Maximum
Bore-With		 1.6 Hub/Bore
Ratio		 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 5.75 6.50 7.50
Square Key 1.13 1.63 2.13 2.63 3.13 3.63 4.13 4.63 5.25 6.00 6.75 7.75
Reduced Key 1.19 1.75 2.25 2.75 3.38 3.88 4.38 5.00 5.75 6.50 7.25 8.25
Weight - Lbs. Solid Hubs 4.2 18 29 50 67 104 143 193 295 407 548 822
WR2-Lb.-ln.2 6 60 128 253 490 1110 1720 2760 7550 9910 14400 29200
Dimensions
Inches		 A 3.50 6.0 6.94 8.00 9.00 10.69 11.63 12.75 14.75 16.38 18.00 20.38
B @ 3 1/2° 3.00 4.63 5.81 6.50 7.75 8.31 9.44 10.25 11.25 12.81 14.88 17.06
B @ 6° - 4.51 5.81 6.31 7.54 8.09 9.18 9.94 10.94 12.50 14.50 16.63
C @ 3 1/2° .188 .250 .313 .375 .438 .500 .563 .625 .625 .813 .875 1.06
C @ 6° - .375 .50 .563 .656 .719 .813 .94 .938 1.12 1.25 1.38
E @ 3 1/2° 1.41 2.19 2.75 3.06 3.66 3.91 4.44 4.81 5.31 6.00 7.00 8.00
E @ 6° - 2.06 2.56 2.88 3.44 3.69 4 19 4.50 5.00 5.69 6.62 7.63
O @ 3 1/2° 1.75 2.28 2.88 3.69 4.38 5.00 5.63 6.44 7.44 8.63 9.25 11.00
O @ 6° - 2.28 2.88 3.62 4.31 4.91 5.50 6.37 7.31 8.44 9.12 10.75
 
  1. Exposed bolt flanges furnished as standard, sizes 600/700 furnished exposed bolt only.
  2. Shrouded bolt flanged when specified: Use -2 suffix; e.g.: 4901-200-2.
  3. Specify misalignment angle ± 3 1/2° or ± 6°.
  4. Gear teeth are induction hardened.
WARNING
Rotating equipment must be provided with a suitable guard
before operating or injury may result. Check applicable code.