Web orders only - FREE shipping via UPS Ground (continental US only, motor freight excluded)
 
 
 
 
 
  BRAKE PRODUCTS
3,096 part numbers: Brake Wheels & Discontinued Brake Parts
  GEMCO
14,120 part numbers: Motion Control Products
 
  GLEASON
23,202 part numbers: Cable & Hose Management Systems
  AERO-MOTIVE
3,729 part numbers: Cable & Hose Management Systems
  CUTLER-HAMMER
6,285 part numbers: Electrical Control Products
 
 
 
 
 
  STEARNS
6,584 part numbers: Motor Mounted Brakes
  HUBBELL
16,236 part numbers: Electrical Control Products
  SUPERBOLT
121 part numbers: Fastening Solutions
  TELEMOTIVE
2,423 part numbers: Radio Remote Control
  RENOLD
399 part numbers: Mechanical Power Transmission Products
 
 

Aero-Motive Direct
Amazon Store

 
738 part numbers
 

Gemco Direct
Amazon Store

 
5,982 part numbers
 

Gleason Direct
Amazon Store

 
1,043 part numbers
 

Telemotive Direct
Amazon Store

 
19 part numbers
 
Web: www.RenoldDirect.com Email: sales@RenoldDirect.com Phone: (888) 861-8777
 
FREQUENTLY SOLD REPLACEMENT PARTS
Easy Order Shortcuts
No Part
Number
Description Image Stock
Qty
Price
Each
Qty
Ord'd
Update
Cart
1 REN-788-074-00-000 Renold Ajax Washer, 788-074-00-000 Flat Washer, W-6 0.076 ID, 1.50 OD, 0.125 Thick - 0 $3.00
2 REN-4661-0300-001 Renold Ajax Seal. Grease Seal on a DS300 Spindle Coupling, Item #8, 2 Required - 0 $61.70
3 REN-4760-0587-250 Renold Ajax "O" Ring on a DS300 Spindle Coupling, Item #8, 2 Required - 0 $24.38
4 REN-4640-0300-001 Renold Ajax Gear. 300 DS Hub Gear for 6 & 1/2 Degree Mis-Alignment, Rough Bore - 0 $360.00
5 REN-4661-0500-001 Renold Ajax Seal, Grease / Lip Seal on a D-500 Model 4140 HT Spindle Coupling, Drawing 4904-0500-045 - 0 $178.00
6 REN-4736-0560-006 Renold Ajax Ring Gear Sleeve, 300 DS - 0 $760.00
7 REN-6801-0258-001 Renold Ajax Coupling #2-1/2 FH Exposed Bolts, Rough Bore - 0 $217.00
8 REN-STUD 3 Renold Ajax Stud Assembly 
#3 Stud Assembly 
For Obsolete Couplings "A" 0.75A, 1.5A & 1.75A 
For Obsolete Coupling 400 
High Tensile Alloy Steel 
1.375 Inch Overall Length 
0.4375 Inch Shaft Diameter 
0.3125 Inch Thread Diameter 
Part REN-Stud#3 
(1LB) H 4" L 5" W 4" Box 
[Amazon] 
6 $21.33
9 REN-10126 Renold Ajax Bushing. Steel Pan Arm Bushing on a Vibratory Conveyor 1/12 - 6 $34.86
10 REN-6656-0350-1 Renold / Ajax Rigid Half Coupling. Size 3-1/2 with Shrouded Bolts - 0 $327.50
11 REN-PB COUPLING 2 FINISHED Renold Ajax Cast Iron Pin & Bushing type Coupling. Finished machined bore & keyway to your dimensions, Maximum Bore 2.56 Inch, Maximum RPM 3200, Maximum H.P. @ 100 RPM. 17.5, Maximum Torque LB. - Inch X 10 to the 3rd power 11.0, 46 LBS Gross. - 0 $813.75
12 REN-6641-608-1 Renold Ajax Hub Gear 
For a Size 6 Gear Coupling 
Rough Bore 
aka REN-6641-0608-001
- 0 $1,185.33
13 REN-S COUPLING 2 1/2 ROUGH Renold Ajax # 2 1/2 Forged Steel Pin & Bush Coupling with a Rough Bore, Keyway & Set Screw. 2.50 Inch Maximum finished bore. Maximum + or - 1/2 degree angular misalignment capacity. 3600 Maximum R.P.M. 17.5 Maximum, H.P. @ 100 RPM 7.25 Inch Diameter. 5.12 Overall length. Fail safe design. Cushings vibration and shock. No lubrication required. Operates horizontally or vertically. Permits free end float. Qty. 12 Size #5 Studs & Bushings. Supplied with Urethane Bushings, Neoprene/ Bronze are optional (33LBS) - 0 $1,210.00
14 REN-S COUPLING 3 STOCK BOR Renold Ajax # 3 Forged Steel Pin & Bush Coupling with a Rough Bore, Keyway & Set Screw. 2.50 Inch Maximum finished bore. Maximum + or - 1/2 degree angular misalignment capacity. 3600 Maximum R.P.M. 17.5 Maximum, H.P. @ 100 RPM 7.25 Inch Diameter. 5.12 Overall length. Fail safe design. Cushings vibration and shock. No lubrication required. Operates horizontally or vertically. Permits free end float. Qty. 12 Size #5 Studs & Bushings. Supplied with Urethane Bushings, Neoprene/ Bronze are optional (33LBS) - 0 $1,468.75
15 REN-1905-250-1 Renold Ajax Coupling, Type "S" Pin & Bushing Coupling, Size 2 & 1/2 with a rough bore 
[NSN 3010-01-131-7461]
- 0 $1,330.00
16 REN-STUD 9 Renold Ajax Stud Assembly 
#9 Stud Assembly 
For Steel Couplings "S" 4.5S 
For Obsolete Couplings "A" 6A 
High Tensile Alloy Steel 
5.166 Inch Overall Length 
1.125 Inch Shaft Diameter 
0.875 Inch Thread Diameter 
Part REN-Stud#9 
(2LBs) H 4" L 6" W 4" Box
- 0 $109.33
17 REN-2638-1200-001 Renold Ajax Pinion Stub on a #12 Shaker - 0 $364.00
18 REN-2639-1200-001 Renold Ajax Shaker Part 
Pinion Drive 
For a #12 Shaker 
1/17
- 0 $726.25
19 REN-2655-1000-001 Renold Ajax Key, Weight Key on a # 12 Shaker - 0 $3.00
20 REN-2666-1200-001 Renold Ajax Key, O'Ring on a # 12 Shaker - 0 $16.00
21 REN-267-1200-001 Renold Ajax Gasket, 12C Housing on a # 12 Shaker - 0 $16.00
22 REN-S COUPLING 3-1/2 STOCK BOR Renold Ajax #3-1/2 "S", Type S Forged Steel, Pin & Bushed Flexible Coupling. Stock Bore. Fail safe design. Cushions vibration and shock. No lubrication required. Operates horizontally or vertically. Permits free end float - 0 $2,241.25
23 REN-17318-4 Renold Ajax Shaft, D200 on a Vibratory Conveyor - 0 $1,135.00
24 REN-PB COUPLING 3 FINISHED Renold Ajax Cast Iron Pin & Bushing type Coupling. Finished machined bore & keyway to your dimensions, Maximum Bore 4.00 Inch, Maximum RPM 2000, Maximum H.P. @ 100 RPM. 61.9, Maximum Torque LB. - Inch X 10 to the 3rd power 39.0, 202 LBS Gross. - 0 $1,600.00
25 REN-6906-0308-608 Renold Ajax Coupling 
Part REN-6906-0308-608 
Mill Motor O Ring Seal Coupling 
Full-Flex 
Size 3 American Standard 
Flex 1/2 608 Motor Frame with the Tapered Bore & Keyway  
Flex 1/2 Straight Bore with a Machine Finished Bore & Keyway to AGMA Standards 
4 Inch Maximum Bore with a 1 Inch Square Keyway 
Dated 1/17
- 0 $1,263.75
26 REN-S COUPLING 1-1/2 FINISHED Renold Ajax #1-1/2 "S", Type S Forged Steel, Pin & Bushed Flexible Coupling. Finished Bore & Keyway to your specifications.. Fail safe design. Cushions vibration and shock. No lubrication required. Operates horizontally or vertically. Permits free end float (16LBS) - 0 $791.25
27 REN-1665-0500-001 Renold Ajax Bushing Urethane # 5 
S Series Coupling 2-1/2 
PB Series Coupling 1-1/2 
Obsolete Couplings 1-3/8A, 1-1/2A, 1-3/4A & 427 
Flange design, no cementing or bonding required 
Temperature range -65 degree to 200 degree F 
(1LB) H 4.00" L 5.00" W 4.00" Box 
[Amazon]
12 $15.72
28 REN-2-SHR-KIT Renold Ajax Flange Accessories for #2 Shrouded Bolt Coupling - 0 $24.28
29 REN-550 Renold / Ajax "D" Series Coupling, Size 550 , 3 & 1/2 Degree Misalignment, Recessed Bolt Heads, Full Flex - 0 $10,312.00
30 REN-6801-0208-002 Renold Ajax O-Ring Seal Flex Half # 2 Gear Coupling with Shrouded Bolt Holes. Available options include finished bores & hardware - 0 $168.00
31 REN-STUD 6 Renold Ajax Stud Assembly 
#6 Stud Assembly 
For Cast Iron Coupling "PB" 2PB 
For Steel Coupling "S" 3S 
For Obsolete Couplings "A" 1A, 1.25 
For Obsolete Coupling "A" 2.375A 
High Tensile Alloy Steel 
3.031 Inch Overall Length 
0.8125 Inch Shaft Diameter 
0.5625 Inch Thread Diameter 
Part REN-Stud#6 
(1LB) H 4" L 5" W 4" Box 
[Amazon]
108 $38.67
32 REN-4908-0200-003 Renold Ajax Coupling. D Series Flex Rigid - 0 $1,770.00
33 REN-6908-308-1 Renold Ajax Flex-Rigid O'Ring Seal Gear Coupling, Size 3 Rough Bore - 0 $676.25
34 REN-792-437-62-003 Renold Coil Spring, Item 21 - 0 $637.50
35 REN-CP57BB4 Renold Coupling - 0 $511.43
36 REN-MB-23655 Renold Special Size 3 - 1/2 Rigid Half per PMC Drawing MB-23655 - 0 $584.66
37 REN-STUD 8 Renold Ajax Stud Assembly 
#8 Stud Assembly 
For Cast Iron Coupling "PB" 4PB 
For Steel Couplings "S" 4S 
For Obsolete Couplings "A" 3.625, 4, 4.5, 5, 5.5A 
High Tensile Alloy Steel 
4.0312 Inch Overall Length 
1.00 Inch Shaft Diameter 
0.750 Inch Thread Diameter 
Part REN-Stud#8 
(1LB) H 4" L 5" W 4" Box
- 0 $62.67
38 REN-1858-0800-001 Renold Ajax #8 Bushing Neoprene / Bronze for Type 4PB, 4S, 1A, 3-5/8A, 4-1/2A, 5A & 5-1/2A Coupling. Bushings are installed with adhesive cement purchased separately. Temperature range -65 degree to 285 degree F. 
(1LB) H 4" L 5" W 4" Box 
[Amazon]
- 0 $68.57
39 REN-1858-0900-001 Renold Ajax #9 Bushing Neoprene / Bronze for Type 4 & 1/2 S & 6A Couplings. 2 & 1/2 Inch Diameter x 2 & 3/8 Inches Long with a 1 & 1/8 Inch Inside Diameter. Bushings are installed with adhesive cement purchased separately. Temperature range -65 degree to 285 degree F. 
(1LB) H 4" L 5" W 4" Box 
[Amazon]
0 $92.86
40 REN-450 Renold Ajax # 450 Rigid Half Coupling, 4857-1275-500, includes 14, .625 -11 X 3.25" body bound bolts & 14, lock washers - 0 $1,450.00
41 REN-MB-23666-M Renold Special Size 3 - 1/2 Rigid Half per PMC Drawing MB-23655 10/9 - 0 $786.00
42 REN-PB 4-1/2 S Renold Ajax #4-1/2 "S", Type S Forged Steel 
Pin & Bushing Flexible Coupling 
Pilot / Stock Bore 
Fail safe design 
Cushions vibration and shock 
No lubrication required 
Operates horizontally or vertically 
Permits free end float 
(220LBS)
- 0 $8,387.50
43 REN-STUD 4.5 Renold Ajax Stud Assembly 
Part REN-Stud 4.5 
#4.5 Stud Assembly: Pin, Nut & Lockwasher  
For Coupling "S" 1.5S & 2S 
For Obsolete Couplings "A" 1A, 1.25 
For Obsolete Coupling 422 
High Tensile Alloy Steel 
2.3125 Inch Overall Length 
0.625 Inch Shaft Diameter 
0.325 Inch Thread Diameter 
8 or 12 per Coupling 
Used with Bushing 4.5 
[Amazon] 
(1LB) H 4" L 5" W 4" Box
20 $32.00
44 REN-STUD 5 Renold Ajax Stud Assembly 
#5 Stud Assembly 
For Cast Iron Coupling "PB" 1.5PB 
For Steel Couplings " S", 2S & 2.5S 
For Obsolete Couplings "A" 1.375A, 1.5A & 1.75A 
For Obsolete Coupling 427 
High Tensile Alloy Steel 
2.53 Inch Overall Length 
0.75 Inch Shaft Diameter 
0.50 Inch Thread Diameter 
Includes Stud, Nut & Lockwasher 
4, 6 or 12 Studs per Coupling 
Part REN-Stud#5 
(1LB) H 4" L 5" W 4" Box 
[Amazon] 
32 $33.33
45 REN-1858-0450-001 Renold Ajax Bushing #4-1/2 Neoprene Bronze 
Part REN-1858-0450-001 
1.25 OD / 0.625 ID / 1.00 Inch Long less the flange 
For S Series Coupling 1-1/2 & 2  
For Obsolete Coupling 422 
Cementing or Bonding Required 
Part REN-1601-000-000 Renold Ajax Bushing Cement 1/2 Pint Can 
Cement not included 
Temperature range -65 to 200 Degree F 
Used with Stud Part REN-Stud 4.5 Not Included 
[Amazon] 
(1LB) H 4" L 5" W 4" Box
- 18 $30.00
46 REN-1858-0500-001 Renold Ajax #5 Bushing Neoprene / Bronze. S Series Coupling 2 & 1/2. For PB Series Coupling 1 & 1/2. Obsolete Couplings 1 & 3/8, 1 & 1/2, 1 & 3/4. Bushings are installed with adhesive cement purchased separately. Temperature range -65 degree to 285 degree F. 6 or 12 1858-0500-001 
(1LB) H 4" L 5" W 4" Box 
[Amazon]
- 5 $37.14
47 REN-1858-0600-001 Renold Ajax #6 Bushing Neoprene / Bronze 
For PB Series Coupling 2 
For S Series Coupling 3 
For 2A & 2-3/8A Obsolete Couplings 
1.375 Inches Long 1.625 OD 13/16 ID  
Bushings are installed with adhesive 
cement purchased separately 
Temperature range -65 degree to 285 degree F 
(1LB) H 4" L 5" W 4" Box 
[Amazon] 
[NSN 3120-01-181-1455]
- 2 $44.29
48 REN-1858-0700-001 Renold Ajax #7 Bushing Neoprene / Bronze 
For PB Type 2-1/2, 3, 3-1/2, S Type 3 
Obsolete Couplings 2-3/4A, 3-1/8A  
Bushings are installed with adhesive cement purchased separately 
Temperature range -65 degree to 285 degree F 
Part REN-1858-0700-001 
(1LB) H 4" L 5" W 4" Box 
[Amazon]
4 $50.00
49 REN-6801-308-1 Renold Ajax #3 Flex Half "O" Ring Seal Coupling - 0 $308.75
50 REN-CPLPBIR1F Renold Ajax Flexible Coupling 
Size 1 Pin & Bushing Coupling from Cast Iron 
With a finished straight Bore, Keyway & set screw 
Inch Maximum Finished Bore 1.12 Inch 
Misalignment Capacity = 0r - 1/2 Degree 
Maximum RPM 3600 
2.5 Maximum, HP @ 100 RPM 
4.68 Inch Outside Diameter 
2.97 Inch Overall Length 
Fail Safe Design 
Cushings vibration and shock, No Lubrication Required 
Operates Horizontally or Vertically 
Permits Free End Float 
Simple to Install, Align & Maintain 
Includes 6, Size #6 Studs & Urethane Bushings 
Neoprene/Bronze Bushings are available @ additional cost 
Part REN-CPLPBIR1F 
(7LBS) H 4" L 6" W 6" Box
- 0 $432.50
51 REN-CPLPBIR1P Renold Ajax Flexible Coupling 
Size 1 Pin & Bushing Coupling from Cast Iron 
Supplied with a Pilot / Rough Bore  
Inch Maximum Finished Bore 1.12 Inch 
Misalignment Capacity = 0r - 1/2 Degree 
Maximum RPM 3600 
2.5 Maximum, HP @ 100 RPM 
4.68 Inch Outside Diameter 
2.97 Inch Overall Length 
Fail Safe Design 
Cushings vibration and shock, No Lubrication Required 
Operates Horizontally or Vertically 
Permits Free End Float 
Simple to Install, Align & Maintain 
Includes 6, Size #6 Studs & Urethane Bushings 
Neoprene/Bronze Bushings are available @ additional cost 
Can be provided with Finished Bore, Keyway & Set Screw @ additional cost 
Part REN-CPLPBIR1P 
(8LBS) H 4" L 6" W 6" Box
- 3 $326.25
52 REN-CPLPBIR1.5F Renold Ajax Flexible Coupling 
Size 1 & 1/2 Pin & Bushing Coupling from Cast Iron 
With a finished straight Bore, Keyway & set screw 
Inch Maximum Finished Bore 1.88 Inch 
Misalignment Capacity = 0r - 1/2 Degree 
Maximum RPM 3600 
7.1 Maximum, HP @ 100 RPM 
6.56 Inch Outside Diameter 
4.50 Inch Overall Length 
Fail Safe Design 
Cushings vibration and shock, No Lubrication Required 
Operates Horizontally or Vertically 
Permits Free End Float 
Simple to Install, Align & Maintain 
Includes 6, Size #5 Studs & Urethane Bushings 
Neoprene/Bronze Bushings are available @ additional cost 
Part REN-CPLPBIR1.5F 
(223LBS) H 6" L 8" W 8" Box
- 0 $542.50
53 REN-PB 5 S FINISHED Renold Ajax #5 "S", Type S Forged Steel, Pin & Bushed Flexible Coupling. Finished Bore & Keyway to your specifications.. Fail safe design. Cushions vibration and shock. No lubrication required. Operates horizontally or vertically. Permits free end float. Maximum bore 5 inch. Includes all required fasteners & urethane bushings 276 LBS Gross with Wooden box - 0 $6,148.35
54 REN-STUD 4 Renold Ajax Stud Assembly 
#4 Stud Assembly 
For Coupling "PB" 1PB 
For Coupling "S" 1S 
For Obsolete Couplings "A" 1A, 1.25 
For Obsolete Coupling 417 
High Tensile Alloy Steel 
1.781 Inch Overall Length 
0.5625 Inch Shaft Diameter 
0.357 Inch Thread Diameter 
6 or 8 per Coupling 
Part REN-Stud#4 
(1LB) H 4" L 5" W 4" Box 
[Amazon] 
8 $29.33
55 REN-STUD 7 Renold Ajax Stud Assembly 
#7 Stud Assembly 
For Cast Iron Coupling "PB" 2.5,3, 3.5PB 
For Steel Couplings "S" 3.5S 
For Obsolete Couplings "A" 2.75, 1.25 
For Obsolete Coupling "A" 2.375A, 3.125A 
High Tensile Alloy Steel 
3.531Inch Overall Length 
0.875 Inch Shaft Diameter 
0.625 Inch Thread Diameter 
Part REN-Stud#7 
(2LB) H 4" L 5" W 4" Box 
[Amazon]
8 $44.00
Secure Online Order

 
Secure Online Order
 
399 part numbers available for
online order
 
Shopping Cart
Empty
Checkout is secure
 
All products are covered by a $1,000,000 liability insurance:
Click to view the Certificate
 
Frequently Sold
Replacement Parts
 
Web Site Features
 
Part Number Lookup
 
Enter at least three characters of a Renold part number to retrive the list of all documents (such as specifications, manuals, guides, drawings, etc.) from our web site, referencing this part number:
 
Part Number:

 
Search scope:
This web site only
All BPI web sites
 
Formal PDF Quotation
 
To obtain an instant formal printable PDF quotation use shopping cart and select "View PDF Quote", instead of checking out. Click here for instructions.
 
Your shopping cart is kept intact and you can still check out at a later time.
Products

 
  • Spider
  • Spiderjaw and Spiderwrap
  • Pinflex
  • Crown Pin
  • Tyreflex
  • Discflex
  • Chainflex
  • Rigid
  • Gearflex
  • Renoldflex
  • Hydrastart
  • PM
  • RB
  • Universal Joint Assemblies
  • Geared Mill Spindles
  • Spiderflex
Pin and Bush Couplings

Pin and Bush Couplings
 
The Pin and Bush coupling complements Ajax's line of standard gear type couplings. Hundreds of thousands have been applied on all types of direct connected industrial equipment resulting in long life with minimum maintenance.
 
Ajax Pin and Bush Flexible Couplings are usually applied on equipment when misalignment does not exceed +/- 1/2o.
 
Features:
•   A fail safe design
•   Cushions vibration & shock
•   No lubrication is required
•   Operates in any position
 
Full-Flex O-Ring Seal Couplings

Full-Flex O-Ring Seal Couplings
 
•   Forged medium carbon steel
•   Crowned and barreled teeth
•   Tight-fitting high strength bolts
•   Large lube reservoir
•   Accepted worldwide

Flex-Rigid O-Ring Seal Couplings

Flex-Rigid O-Ring Seal Couplings
 
•   Used in pairs with a shaft to connect widely separated equipment.
Mill Motor O-Ring Seal Couplings
 

Mill Motor O-Ring Seal Couplings
 
•   Standard mill motor couplings for A.I.S.E. tapered shaft mill motors. Used predominantly in the metal industry.
Standard Extended Shaft Gaps

Standard Extended Shaft Gaps
 
Available as one hub reversed or both hubs reversed.
 
Full-Flex Metal Seal Couplings

Full-Flex Metal Seal Couplings
 
•   Forged medium carbon steel
•   Crowned and barreled teeth
•   Tight-fitting high strength bolts
•   Large lube reservoir
•   Accepted worldwide

Flex-Rigid Metal Seal Couplings

Flex-Rigid Metal Seal Couplings
 
•   Used in pairs with a shaft to connect widely separated equipment.
Mill Motor Metal Seal Couplings
 

Mill Motor Metal Seal Couplings
 
•   Full-flex or flex-rigid.
•   Furnished with exposed bolts only.
Full-Flex Heavy Duty O-Ring
Seal Couplings

Full-Flex Heavy Duty O-Ring Seal Couplings
 
•   Material: forged medium carbon steel; heat treated alloy steel available as an option.
 
Flex-Rigid Heavy Duty O-Ring
Seal Couplings

Flex-Rigid Heavy Duty O-Ring Seal Couplings
 
•   Material: forged medium carbon steel; heat treated alloy steel available as an option.

D Series Couplings - High
Misalignment, Full-Flex

D Series Couplings - High Misalignment, Full-Flex
 
•   D Series Full-Flex couplings accommodate offset, angular or combined misalignment.
D Series Couplings - High Misalignment, Flex-Rigid

D Series Couplings - High Misalignment, Flex-Rigid
 
•   Universally used for pinch roll, shear drives and tension bridles on auxiliary rolling mill equipment.
DS Series Spindle Couplings

DS Series Spindle Couplings
 
•   DS Series Spindle couplings are used where frequent vertical roll removal is required. They are also suitable for clustered applications such as levelers, tube mills, etc.
 
This web site is owned and operated by Brake Products, Inc.
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
  Federal ID #: 34-1473351
  CAGE Code: 1QTP8
  DUNS# 14-748-2392
  Download: Form W-9
Supplier of Industrial Brake Parts Since 1985