Web orders only - FREE shipping via UPS Ground (continental US only, motor freight excluded)
 
 
 
 
  BRAKE PRODUCTS
48,139 part numbers: Brake Wheels & Discontinued Brake Parts
  GEMCO
14,363 part numbers: Motion Control Products
 
  GLEASON
18,098 part numbers: Cable & Hose Management Systems
  AERO-MOTIVE
3,225 part numbers: Cable & Hose Management Systems
 
 
 
 
 
  CUTLER-HAMMER
925 part numbers: Electrical Control Products
  HUBBELL
8,286 part numbers: Electrical Control Products
  SUPERBOLT
128 part numbers: Fastening Solutions
  RENOLD
408 part numbers: Mechanical Power Transmission Products
 
AUTOMATIC QUANTITY DISCOUNTS
 
BPI's web orders and web site generated PDF quotations now support quantity discount of up to 10%.
 
Quotation is valid for 30 days and can be immediately converted into an order.

 
 
CREDIT TERMS CHANGES
 
  1. Any account with invoices outstanding for more than 60 days will automatically be put on a credit hold.
  2. New customer payment terms are "Credit Card" only, full pre-pay. Credit Card information needs recorded at the time of order. Terms can be re-negotiated, upon successful payment.
 
Web: www.SuperBoltDirect.com Email: sales@SuperBoltDirect.com Phone: (888) 861-8777
 
SuperBoltDirect Online Order
Database Lookup:      
Total 48139 part numbers listed in this database. Shown in 2408 pages by 20 items.
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Part
Number
Product
Category
Description Image Stock
Qty
Weight
(lbs.)
Price
(US$)
Order
Quantity
MOL-SR326 Molex Parts Molex Molex Slip Ring Assembly 
Part SR-326 
Complete Self Contained Unit 
26 Independent Conductors / Circuits 
35 Continuous AMPS per conductor 
De-rated to xx AMPS @ 28c 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter / Mounting Collar 
Accepts electric cable as large as 10 AWG 
[Molex 1300920165]  
Dated 3-19 
Ships in 10 Weeks, El Paso TX 
(28LBS) H 8" L 32" W 8" Box
- 0 0.00 2,551.12
MOL-SR328 Molex Parts Molex Molex Slip Ring Assembly 
Part SR-328 
SR328 
[Molex 1300920166] 
Complete Self Contained Unit 
28 Independent Conductors / Circuits 
35 Continuous AMPS per conductor 
De-rated to xx AMPS @ 28c 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter / Mounting Collar 
Accepts electric cable as large as 10 AWG 
Dated 06-2024 
Ships in 25 Weeks, AZ 
(28LBS) H 8" L 32" W 8" Box
- 0 0.00 2,927.17
MOL-SR33 Molex Parts Molex Molex Slip Ring  
Part SR33 
[Molex 1300920167] 
Component Slip Ring 
SR300 Series 
35 AMP 
3 Rings / Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 10 AWG 
Dimension "D" = 2.656 Length / 68mm 
Includes Rings, Brushes & Studs  
Normally a Stock Item @ BPI 
Ships from Stock to 10 Weeks 
Dated 10-2021 
(6LBS) H 6" L 8" W 6" Box
- 2 0.00 309.72
MOL-SR330 Molex Parts Molex Molex Slip Ring Assembly SR 
Part SR330 
[Molex 1300920168] 
Complete Self Contained Slip Ring 
30 Independent Conductors - Circuits 
35 Continuous AMPS per conductor 
De-rated to xx AMPS @ 30c 
600 Volts Maximum 
1.5 Inch - 38.10mm Bore Diameter - Mounting Collar 
Terminals accept electric cable as large as 10 AWG 
Ships in 18 Weeks, AZ 
Dated 05-2024 
(32LBS) H 8" L 8" W 36" Box
- 0 0.00 3,073.88
MOL-SR332 Molex Parts Molex Molex Slip Ring 
[Molex 1300920169][OldPN SR332][Status A3 Custom][Detail 35A 32C 600V SC 1.5IN Non-Catalog Item][LeadTimeWeeks 10][Origin Mexico][Harmonized Code 8536.69.4051][Checked 122018]
- 0 0.00 2,932.75
MOL-SR334 Molex Parts Molex Molex Slip Ring 
[Molex 1300920170][OldPN SR334][Status A7 Restr. Custom][Detail 35A 34C 600V SC 1.5IN Non-Catalog Item][LeadTimeWeeks 9][Origin Mexico][Harmonized Code 8536.69.4051][Checked 122018]
- 0 0.00 Call N/A
MOL-SR336 Molex Parts Molex Molex Slip Ring Assembly SR 
Part SR-336 
SR336 
[Molex 1300920171] 
Complete Self Contained Unit 
36 Independent Conductors / Circuits 
35 Continuous AMPS per conductor 
De-rated to xx AMPS @ 36c 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter / Mounting Collar 
Accepts electric cable as large as 10 AWG 
Ships in 10 Weeks, AZ 
Dated  
(38LBS) H 8" L 8" W 44" Box
- 0 0.00 3,089.35
MOL-SR34 Molex Parts Molex Aero-Motive Slip Ring Components 
Part SR34 
[Molex 1300920172] 
SR300 Series 
35 AMP 
4 Rings / Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 10 AWG 
Dimension "D" = 2.656 Length / 68mm 
Includes Rings, Brushes & Studs  
Ships from Stock to 10 Weeks 
Dated 08-2025 
(6LBS) H 6" L 8" W 6" Box
- 0 0.00 425.59
MOL-SR35 Molex Parts Molex Molex Slip Ring Components 
Part SR35 
SR300 Series 
35 AMP 
5 Rings / Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 10 AWG 
Dimension "D" =  
Includes Rings, Brushes & Studs  
aka 130092-0174 
(8LBS) H 6.00" L 10.00" W 6.00" 
[Molex 1300920174][OldPN SR35][Status A3 Custom][Detail 35A 5C 600V CK 1.5IN Non-Catalog Item][LeadTimeWeeks 10][Origin Mexico][Harmonized Code 8536.69.4051][Checked 122018]
- 0 0.00 403.76
MOL-SR36 Molex Parts Molex Molex Slip Ring Kit  
Part SR36 
[Molex 1300920175] 
SR300 Series 
35 AMP 
6 Rings - Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore - Mounting Collar 
Maximum Lead Wire Size 10 AWG 
Dimension "D" = 3.53 Inches / 89mm 
Includes Rings, Brushes & Studs  
Origin Mexico 
Export Code 8536.69.4051 
Ships in 10 Weeks, AZ 
Dated 03-2024  
(8LBS) H 6" L 10" W 6" Box
- 0 0.00 503.45
MOL-SR37 Molex Parts Molex Molex Slip Ring Components 
Part SR37 
SR300 Series 
35 AMP 
7 Rings / Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 10 AWG 
Dimension "D" =  
Includes Rings, Brushes & Studs  
aka 130092-0176 
(8LBS) H 6.00" L 10.00" W 6.00" 
[Molex 1300920176][OldPN SR37][Status A3 Custom][Detail 35A 7C 600V CK 1.5IN Non-Catalog Item][LeadTimeWeeks 10][Origin Mexico][Harmonized Code 8536.69.4051][Checked 122018]
- 0 0.00 526.80
MOL-SR38 Molex Parts Molex Molex Slip Ring  
Part SR38 
[Molex 1300920177] 
SR30 Series Component Slip Ring Assembly 
35 AMPS Continuous 
8 Rings - Circuits 
Rated @ 600 Volts Maximum  
1.50 Inch Bore - Mounting Collar 
Lead Wire Size Maximum 10 AWG 
Dimension "D" = 4.406 - 112mm 
Includes Rings, Brushes & Studs  
Origin Mexico 
Export Code 8504.40.9580 
Ships in 10 Weeks, El Paso TX 
Dated 2-2020 
(10LBS) H 6" L 12" W 6" Box
- 0 0.00 611.16
MOL-SR39 Molex Parts Molex Molex Slip Ring SR 
Part SR39 
[Molex 1300920178] 
SR300 Series 
35 AMP 
9 Rings - Circuits 
Rated 600 Volts Maximum  
Slip Ring Components 
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 10 AWG 
Dimension "D" =  
Includes Rings, Brushes & Studs  
Origin Mexico 
Export Code 8536.69.4051 
Ships in 10 Weeks, AZ 
Dated 11-2023 
(10LBS) H 6" L 12" W 6" Box
- 0 0.00 723.52
MOL-SR402 Molex Parts Molex Molex Slip Ring Assembly 
Part SR-402 
[Molex 1300920179] 
Complete Self Contained Unit 
3 Independent Conductors / Circuits 
75 AMPS Continuous, per conductor 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter, Mounting Collar 
X.X Inches Long / XXX mm 
Terminals accept Electric Cable as large as 4 AWG 
Origin Mexico 
Export Code 8536.69.4020 
Ship from Stock to 10 Weeks 
Dated 11-19 
(8LBS) H 8" L 6" W 8" Box
- 0 0.00 1,110.74
MOL-SR403 Molex Parts Molex Molex Slip Ring Assembly SR 
Part SR-403 
SR403  
[Molex 1300920180] 
Complete Self Contained Unit 
3 Independent Conductors / Circuits 
75 AMPS Continuous, per conductor 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter, Mounting Collar 
X.X Inches Long / XXX mm 
Terminals accept Electric Cable as large as 4 AWG 
Ship from Stock to 10 Weeks 
Origin Mexico 
Export Code 8536.69.4020 
Normally a Stock UItem @ BPI 
Ships from Stock to 9 Weeks 
Dated 05-2022 
(9LBS) H 8" L 8" W 8" Box
- 1 0.00 1,097.51
MOL-SR404 Molex Parts Molex Aero-Motive Slip Ring Assembly SR 
Part SR404 
[Molex 1300920181] 
aka 58630-4 
Complete Self Contained Unit 
4 Independent Conductors - Circuits 
75 AMPS Continuous, per conductor 
Rated at 600 Volts Maximum 
1.5 Inch - 38.10mm Bore Diameter, Mounting Collar 
5.6 Inches Long - 143 mm 
Terminals accept Electric Cable as large as 4 AWG 
Origin Mexico 
Export Code 8536.69.4020 
Normally a Stock Item @ BPI 
Ships from Stock to 10 Weeks, AZ 
Dated 04-2025 
(10LBS) H 8" L 8" W 8" Box
- 1 0.00 1,653.34
MOL-SR405 Molex Parts Molex Molex Slip Ring Assembly 
Part SR-405 
[Molex 1300920182] 
Complete Self Contained Unit 
5 Independent Conductors / Circuits 
75 Continuous AMPS per conductor 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter / Mounting Collar 
Accepts electric cable as large as 4 AWG 
Origin Mexico 
Export Code 8536.69.4020 
Ships in 10 Weeks, El Paso TX 
Dated 11-19 
(10LBS) H 8" L 10" W 8" Box
- 0 0.00 1,171.15
MOL-SR406 Molex Parts Molex Aero-Motive Slip Ring Assembly 
Part SR-406 
[Molex 1300920183] 
Complete Self Contained Unit 
6 Independent Conductors / Circuits 
75 Continuous AMPS per conductor 
Rated at 600 Volts Maximum 
1.5 Inch / 38.10mm Bore Diameter / Mounting Collar 
Accepts electric cable as large as 4 AWG 
Origin Mexico 
Export Code 8536.69.4020 
Ships in 26 Weeks, AZ 
Dated 03-2025 
(10LBS) H 8" L 12" W 8" Box
- 0 0.00 1,363.94
MOL-SR407 Molex Parts Molex Molex Slip Ring Assembly SR 
Part SR407 
[Molex 1300920184] 
Completely Self Contained Slip Ring Unit 
7 Independent Conductors - Circuits 
75 AMPS Continuous, per conductor 
Rated at 600 Volts Maximum 
1.5 Inch - 38.10mm Bore Diameter, Mounting Collar 
5.6 Inches Long - 143 mm 
Terminals accept Electric Cable as large as 4 AWG 
Origin Mexico 
Export Code 8536694020 
Ships in 7 Weeks 
Dated 03-2023 
(120LBS) H 8" L 10" W 8" Box
- 0 0.00 1,356.42
MOL-SR42 Molex Parts Molex Molex Slip Ring Components 
Part SR42 
SR400 Series 
75 AMP 
2 Rings / Circuits 
Rated 600 Volts Maximum  
1.50 Inch Bore / Mounting Collar 
Lead Wire Size 14 AWG 
Dimension "D" = 2.60 Length / 68mm 
Includes Rings, Brushes & Studs  
 
 
Ships in 10 weeks, El Paso TX 
Dated 2/18 
(6LBS) H 6" L 8" W 6" Box 
[Molex 1300920189][OldPN SR42][Status A1 Standard Product][Detail 75A 2C 600V CK 1.5IN Non-Catalog Item][LeadTimeWeeks 10][Origin Mexico][Harmonized Code 8536.69.4051][Checked 122018]
- 0 0.00 424.49
Prices are subject to change without notice. Last updated: 03-Sep-2025 06:58:50 AM (EST)
Application Information Requirements
 
In line with the manufacturer's requirements, Brake Products, Inc. is now obligated to obtain the following application information, before providing any fasteners inquiries/orders:
  1. What is the application?
  2. What is the required preload or what are they currently torqueing the nuts to?
  3. What is the operating temperature?
  4. Are there any space limitations?
  5. Attach any drawing or picture of the application.
This is only the basic application information and more questions may follow depending on the application itself.
 
 
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Web Site Features
 
Part Number Lookup
 
Enter at least three characters of a Superbolt part number to retrive the list of all documents (such as specifications, manuals, guides, drawings, etc.) from our web site, referencing this part number:
 
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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.
What is a multi-jackbolt tensioner?

 
A "Superbolt" or "multi-jackbolt tensioner (MJT)" is a direct replacement for hex nuts, covered nuts, bolts, etc. They spin onto your existing bolt or stud and provide a better way to bolt up your joint. They consist of three components, shown above.
 
Click here to learn more
Superbolt Lube
 

Superbolt Lube
 
JL-M
Moly-Disulphide Based Jackbolt Lubricant: JL-M MSDS
 
JL-G
Graphite Based Jackbolt Lubricant: JL-G MSDS
 
Apply between Jackbolt Tips & Washer.
 
JL-G and JL-M Lubricant Certificate of Conformance
 
JL-G and JL-M Lubricant Shelf Life Letter
 
Nut-style tensioners

Nut-style tensioners
 
Superbolt multi-jackbolt tensioners (MJTs) replace existing hex nuts. Only hand tools are required for installation and removal of any size tensioner. Safe, accurate and economical! We have a wide range of standard series, as well as an unlimited capacity to create special designs to meet your unique needs.
Bolt-style tensioners

Bolt-style tensioners
 
Bolt style Superbolt multi-jackbolt tensioners (MJTs) replace existing studs or bolts. Ideal for applications with tapped holes, or where threading a stud into a nut would be impractical. The outside diameter is smaller than a nut type tensioner on a stud, allowing MJTs to fit into tighter areas.
Flexnuts

Flexnuts
 
Flexnuts are used in combination with Superbolt tensioners and are designed to flex out at the bottom and flex in toward the top of the nut. This distributes the bolt load along many threads, adds elasticity, and prevents stress concentrations in the first few threads.
SMX Mill Motor Nuts

SMX Mill Motor Nuts
 
SMX Mill Motor Nuts are used to replace standard mill motor armature nuts supplied by electric motor manufacturers. SMX tensioners are available for most standard motor frame sizes. Preload matches the hub stress capacity of brake wheels and pulleys.
 
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
  ACH Form: Word   /   PDF
Supplier of Industrial Brake Parts Since 1985
This web site: Owned and operated by Brake Products, Inc.
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