Hydraulic Caps, Plugs & Clamps

Log In

Log in to Kimball Midwest Online

Remember

Forgot Username or Reset Password

Forgot Username

Oh nuts and bolts, having trouble with your username? Type the email address you used to create your login below and submit it. You'll quickly receive an email with next steps.

It looks like we don't have this email address registered for Kimball Midwest Online. If you're an existing customer, you can create your online login or contact our Kimball Midwest Online support team for assistance.

Thank you for your interest in access kimballmidwest.com.

If you have a username associated with the email address you submitted, you will receive an email shortly. We look forward to serving you soon!

Reset Password

Oh nuts and bolts, having trouble with your password? Type the email address you used to create your login below. You'll quickly receive an email with next steps.

It looks like we don't have this email address registered for Kimball Midwest Online. If you're an existing customer, you can create your online login or contact our Kimball Midwest Online support team for assistance.

Thank you for your interest in access kimballmidwest.com.

If you have a username associated with the email address you submitted, you will receive an email shortly to allow you to reset your password. We look forward to serving you soon!

Password Requires Updating

Your password has expired and needs to be updated before proceeding.

Remind Me Later

Create Online Login

Create Your Kimball Midwest Online Login

If you're already a Kimball Midwest customer, but have not created your online login, enter your account number and either your account phone number or billing zip code below.

OR

Create Your Kimball Midwest Online Login

Your username must be unique. A popular option is using your email address.

Your password must include at least one uppercase letter, one lowercase letter, one number and be eight or more characters long.

I agree to Kimball Midwest's Terms and Conditions.

Sign me up for Kimball Midwest emails.
Thank you for requesting a kimballmidwest.com account.
Our website is just another way for you to access the Kimball Midwest Experience anytime, anywhere. This login will allow you to:
- Browse 55,000+ products
- Place online orders
- View and pay invoices
- Track packages
- Obtain Safety Data Sheets
- Watch product videos
- And more
Thank you for being a Kimball Midwest customer. We look forward to serving you soon!
Not a Kimball Midwest Customer?

Home
Product Categories
Family Owned and Operated Since 1923
US Made Commitment

Hydraulic Caps, Plugs & Clamps

Filter

Clear All

Material

Carbon Steel (6)
Forged Steel (1)
Nitrile (10)
PVC (2)
PVC Rubber Blend (6)
Rubber (17)

Shape

Dust Cap (17)
Dust Plug (17)
Break-Away Clamp (1)
Cap & Plug (4)
Service Plug (3)

Body Size

1/4" (5)
3/8" (9)
1/2" (7)
3/4" (7)
1" (7)
1-1/4" (2)
1-1/2" (2)
Show More
Show Less

Maximum Pressure

2,500 P.S.I. (2)
2,750 P.S.I. (2)
3,000 P.S.I. (2)
5,000 P.S.I. (4)

Universal Service Plugs

Hydraulic Dust Plug - W Series

Hydraulic Dust Cap - W Series

Dust Plug for 4000 Series

Dust Cap for 4000 Series

Dust Plug for 60 Series

Dust Cap for 60 Series

2-in-1 Cap & Plug - 6600 Series

3/8" Dust Plug for FF Series

3/8" Dust Cap for FF Series

Dust Plug for HT Series

Dust Cap for HT Series

1/2" Hydraulic Coupler Break-Away Clamp

Universal Service Plugs

Prevents spills and protects systems from contaminants during servicing. Universal fit covers most hose diameters and fitting sizes. Economical, reusable design offers superior value. Durable, resistant to most oils and shop chemicals. Simple to use with a temperature range of -15ºF through 195ºF.

Material	Color	Shape	Series	Name	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
Rubber	Yellow	Service Plug	Universal	1/2" - 1-3/4" Large Service Plug	1	90942	Log in to view price
1/2" - 1-3/4" Large Service Plug Item #: 90942 Package Weight: 0.4 lbs View Product Details Log in to Order
Rubber	Yellow	Service Plug	Universal	3/16" - 7/8" Medium Service Plug	2	90941	Log in to view price
3/16" - 7/8" Medium Service Plug Item #: 90941 Package Weight: 0.2 lbs View Product Details Log in to Order
Rubber	Yellow	Service Plug	Universal	3/64" - 3/8" Small Service Plug	4	90940	Log in to view price
3/64" - 3/8" Small Service Plug Item #: 90940 Package Weight: 0.1 lbs View Product Details Log in to Order

Hydraulic Dust Plug - W Series

HEAVY-DUTY COUPLERS designed for high-pressure applications with minimum spillage and air inclusion. Manufactured from solid brass bar stock, featuring BUNA-N NITRILE with a temperature range of -40°F to +250°F. Interchanges with Aeroquip 5100-Series, Parker 6100-Series, Snap-Tite 79-Series, Faster Series-FB, and Safeway S51-Series.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1"	Carbon Steel	Silver	Dust Plug	W Series	1	521388	Log in to view price
1" x 1" Hydraulic Dust Plug - W Series Item #: 521388 Package Weight: 0.6 lbs View Product Details Log in to Order
1-1/4"	Carbon Steel	Silver	Dust Plug	W Series	1	521389	Log in to view price
1-1/4" x 1-1/4" Hydraulic Dust Plug - W Series Item #: 521389 Package Weight: 0.6 lbs View Product Details Log in to Order
1-1/2"	Carbon Steel	Silver	Dust Plug	W Series	1	521390	Log in to view price
1-1/2" x 1-1/2" Hydraulic Dust Plug - W Series Item #: 521390 Package Weight: 1.1 lbs View Product Details Log in to Order

Hydraulic Dust Cap - W Series

HEAVY-DUTY COUPLERS designed for high-pressure applications with solid brass construction. Temperature range of -40°F to +250°F. Features include a bonded face-seal for improved integrity, external O-Rings for contamination protection, and redundant seals for enhanced reliability. Interchanges with Aeroquip 5100-Series, Parker 6100-Series, Snap-Tite 79-Series, Faster Series-FB, and Safeway S51-Series.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1"	Carbon Steel	Silver	Dust Cap	W Series	1	521391	Log in to view price
1" x 1" Hydraulic Dust Cap - W Series Item #: 521391 Package Weight: 0.4 lbs View Product Details Log in to Order
1-1/4"	Carbon Steel	Silver	Dust Cap	W Series	1	521392	Log in to view price
1-1/4" x 1-1/4" Hydraulic Dust Cap - W Series Item #: 521392 Package Weight: 0.4 lbs View Product Details Log in to Order
1-1/2"	Carbon Steel	Silver	Dust Cap	W Series	1	521393	Log in to view price
1-1/2" x 1-1/2" Hydraulic Dust Cap - W Series Item #: 521393 Package Weight: 0.7 lbs View Product Details Log in to Order

Dust Plug for 4000 Series

The product is designed to protect hydraulic couplers by fitting over the ends of couplers when they are disconnected. It is specifically made for 4000 series caps and plugs, ensuring compatibility with 4000 series couplers and nipples.

Body Size	Material	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Rubber	Dust Plug	Pioneer 4000 Series	5	521215	Log in to view price
1 & 4" Dust Plug for 4000 Series Item #: 521215 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Rubber	Dust Plug	Pioneer 4000 Series	5	521217	Log in to view price
3 & 8" Dust Plug for 4000 Series Item #: 521217 Package Weight: 0.2 lbs View Product Details Log in to Order
1/2"	Rubber	Dust Plug	Pioneer 4000 Series	5	521219	Log in to view price
1 & 2" Dust Plug for 4000 Series Item #: 521219 Package Weight: 0.2 lbs View Product Details Log in to Order
3/4"	Rubber	Dust Plug	Pioneer 4000 Series	1	521221	Log in to view price
3 & 4" Dust Plug for 4000 Series Item #: 521221 Package Weight: 0.1 lbs View Product Details Log in to Order
1"	Rubber	Dust Plug	Pioneer 4000 Series	1	521223	Log in to view price
1" Dust Plug for 4000 Series Item #: 521223 Package Weight: 0.1 lbs View Product Details Log in to Order

Dust Cap for 4000 Series

Body Size	Material	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Rubber	Dust Cap	Pioneer 4000 Series	5	521216	Log in to view price
1 & 4" Dust Cap for 4000 Series Item #: 521216 Package Weight: 0.2 lbs View Product Details Log in to Order
3/8"	Rubber	Dust Cap	Pioneer 4000 Series	5	521218	Log in to view price
3 & 8" Dust Cap for 4000 Series Item #: 521218 Package Weight: 0.2 lbs View Product Details Log in to Order
1/2"	Rubber	Dust Cap	Pioneer 4000 Series	5	521220	Log in to view price
1 & 2" Dust Cap for 4000 Series Item #: 521220 Package Weight: 0.2 lbs View Product Details Log in to Order
3/4"	Rubber	Dust Cap	Pioneer 4000 Series	1	521222	Log in to view price
3 & 4" Dust Cap for 4000 Series Item #: 521222 Package Weight: 0.1 lbs View Product Details Log in to Order
1"	Rubber	Dust Cap	Pioneer 4000 Series	1	521224	Log in to view price
1" Dust Cap for 4000 Series Item #: 521224 Package Weight: 0.2 lbs View Product Details Log in to Order

Dust Plug for 60 Series

PROTECTS HYDRAULIC COUPLERS & NIPPLES. Designed to fit over the ends of couplers and nipples when disconnected. Extends service life by protecting connecting surfaces from nicks, burrs, dirt, moisture intrusion, and corrosion. Includes 60 SERIES CAPS & PLUGS [K-M NO. 52-1206 THRU 52-1214] and 6600 SERIES CAPS & PLUGS [K-M NO. 52-1930 THRU 52-1933]. 2-IN-1 DESIGN for increased versatility.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Nitrile	Black	Dust Plug	60 Series	5	521205	Log in to view price
1 & 4" Dust Plug for 60 Series Item #: 521205 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Nitrile	Black	Dust Plug	60 Series	5	521207	Log in to view price
3 & 8" Dust Plug for 60 Series Item #: 521207 Package Weight: 0.2 lbs View Product Details Log in to Order
1/2"	Nitrile	Black	Dust Plug	60 & 6600 Series	5	521209	Log in to view price
1 & 2" Dust Plug for 60 Series Item #: 521209 Package Weight: 0.4 lbs View Product Details Log in to Order
3/4"	Nitrile	Black	Dust Plug	60 Series	2	521211	Log in to view price
3 & 4" Dust Plug for 60 Series Item #: 521211 Package Weight: 0.2 lbs View Product Details Log in to Order
1"	Nitrile	Black	Dust Plug	60 Series	2	521213	Log in to view price
1" Dust Plug for 60 Series Item #: 521213 Package Weight: 0.4 lbs View Product Details Log in to Order

Dust Cap for 60 Series

PROTECTS HYDRAULIC COUPLERS & NIPPLES. Designed to fit over the ends of couplers and nipples when disconnected. Extends service life by protecting connecting surfaces from nicks, burrs, dirt, moisture intrusion, and corrosion. 60 SERIES CAPS & PLUGS [K-M NO. 52-1206 THRU 52-1214] and 6600 SERIES CAPS & PLUGS [K-M NO. 52-1930 THRU 52-1933]. 2-IN-1 DESIGN for increased versatility.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Nitrile	Black	Dust Cap	60 Series	5	521206	Log in to view price
1 & 4" Dust Cap for 60 Series Item #: 521206 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Nitrile	Black	Dust Cap	60 Series	5	521208	Log in to view price
3 & 8" Dust Cap for 60 & 6600 Series Item #: 521208 Package Weight: 0.2 lbs View Product Details Log in to Order
1/2"	Nitrile	Black	Dust Cap	60 & 6600 Series	5	521210	Log in to view price
1 & 2" Dust Cap for 60 & 6600 Series Item #: 521210 Package Weight: 0.4 lbs View Product Details Log in to Order
3/4"	Nitrile	Black	Dust Cap	60 Series	2	521212	Log in to view price
3 & 4" Dust Cap for 60 Series Item #: 521212 Package Weight: 0.2 lbs View Product Details Log in to Order
1"	Nitrile	Black	Dust Cap	60 Series	2	521214	Log in to view price
1" Dust Cap for 60 Series Item #: 521214 Package Weight: 0.7 lbs View Product Details Log in to Order

2-in-1 Cap & Plug - 6600 Series

Body Size	Material	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	Rubber	Cap & Plug	6600 Series	5	521930	Log in to view price
1/4" 2-in-1 Cap & Plug - 6600 Series Item #: 521930 Package Weight: 0.1 lbs View Product Details Log in to Order
3/8"	Rubber	Cap & Plug	6600 Series	5	521931	Log in to view price
3/8" 2-in-1 Cap & Plug - 6600 Series Item #: 521931 Package Weight: 0.2 lbs View Product Details Log in to Order
3/4"	Rubber	Cap & Plug	6600 Series	2	521932	Log in to view price
3/4" 2-in-1 Cap & Plug - 6600 Series Item #: 521932 Package Weight: 0.2 lbs View Product Details Log in to Order
1"	Rubber	Cap & Plug	6600 Series	2	521933	Log in to view price
1" 2-in-1 Cap & Plug - 6600 Series Item #: 521933 Package Weight: 0.3 lbs View Product Details Log in to Order

3/8" Dust Plug for FF Series

The product protects disconnected fittings by preventing dirt and contaminants from coming into contact with FF Series nipples and couplers when they are disconnected, and it prolongs the life of couplers by extending their service life and keeping connecting surfaces free of nicks and burrs.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
3/8"	PVC Rubber Blend	Black	Dust Plug	FF Series	3	521145	Log in to view price
3/8" Dust Plug for FF Series Item #: 521145 Package Weight: 0.2 lbs View Product Details Log in to Order

3/8" Dust Cap for FF Series

Protects disconnected fittings by preventing dirt and contaminants from coming into contact with FF Series nipples and couplers when disconnected, while also prolonging the life of couplers by extending service life and keeping connecting surfaces free of nicks and burrs.

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
3/8"	PVC Rubber Blend	Black	Dust Cap	FF Series	3	521144	Log in to view price
3/8" Dust Cap for FF Series Item #: 521144 Package Weight: 0.2 lbs View Product Details Log in to Order

Dust Plug for HT Series

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
3/8"	PVC	Black	Dust Plug	Dixon HT Series	3	521139	Log in to view price
3/8" Dust Plug for HT Series Item #: 521139 Package Weight: 0.1 lbs View Product Details Log in to Order
1/2"	PVC	Black	Dust Plug	FF & Dixon HT Series	2	521141	Log in to view price
1/2" Dust Plug for HT & FF Series Item #: 521141 Package Weight: 0.1 lbs View Product Details Log in to Order
3/4"	PVC Rubber Blend	Black	Dust Plug	FF & Dixon HT Series	2	521143	Log in to view price
3/4" Dust Plug for HT & FF Series Item #: 521143 Package Weight: 0.1 lbs View Product Details Log in to Order

Dust Cap for HT Series

Body Size	Material	Color	Shape	Series	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
3/8"	PVC Rubber Blend	Black	Dust Cap	Dixon HT Series	3	521138	Log in to view price
3/8" Dust Cap for HT Series Item #: 521138 Package Weight: 0.1 lbs View Product Details Log in to Order
1/2"	PVC Rubber Blend	Black	Dust Cap	FF & Dixon HT Series	2	521140	Log in to view price
1/2" Dust Cap for HT & FF Series Item #: 521140 Package Weight: 0.1 lbs View Product Details Log in to Order
3/4"	PVC Rubber Blend	Black	Dust Cap	FF & Dixon HT Series	2	521142	Log in to view price
3/4" Dust Cap for HT & FF Series Item #: 521142 Package Weight: 0.2 lbs View Product Details Log in to Order

1/2" Hydraulic Coupler Break-Away Clamp

Easily mount hydraulic couplers for quick connect and disconnect. Compatible with 4000, 4200, or 8200 series couplers with 1/2 body size. Features one-hand connection for 4200 or 8200 series. Solid mounting allows male tip to disconnect during breakaway, preventing broken hoses and fluid spillage. MADE IN THE U.S.A.

Body Size	Material	Color	Shape	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/2"	Forged Steel	Silver	Break-Away Clamp	1	521806	Log in to view price
1/2" Hydraulic Coupler Break-Away Clamp Item #: 521806 Package Weight: 1.2 lbs View Product Details Log in to Order