Skip to content

Free Standard Parts Shipping Over $999* • TIPS Contract Vendor

📦 Order Status

📞 850-565-3492 🛠️ Apply for Trade Pricing

Boilers
- Lochinvar
- Weil-McLain
Pumps
Parts Finder
Components
Industrial Parts
Support
Resources
Calculators
Home

Boilers
- Lochinvar
- Weil-McLain
Pumps
Parts Finder
Components
Industrial Parts
Support
Resources
Calculators
Home

Search

Item added to your cart

View cart

Boilers ▾

Lochinvar Weil-McLain

Pumps ▾

Bell & Gossett Taco Comfort Solutions Grundfos Armstrong Pumps & Circulators

Parts Finder

Components ▾

Expansion Tanks Air & Dirt Separators Hydronic Trim & Valves Circuit Setters Piping & Fittings Regulators & Controls Flush Valves & Plumbing Bundles & Kits Tankless Water Heaters

Industrial Parts ▾

HVAC HVAC Parts Fans & Ventilation HVAC Controls Heating Equipment Air Conditioning & Refrigeration Filters & Air Treatment HVAC Pumps

Plumbing Pipes, Valves & Fittings Plumbing Repair & Maintenance Filtration Water Heaters

Safety Safety Equipment

Fireye Fireye

Power Transmission Bearings, V-belts & Power Transmission Compressors, Air Tanks & Pneumatic Parts Motors Hydraulic Cylinders & Equipment Fluids & Lubricants

Electrical Industrial Electrical Controls & Automation Electrical Enclosures, Wireways & Covers Circuit Protection Power Quality & Distribution Generators Industrial Control & Automation

Support ▾

Track Your Order Order Assistance Contact Us

Resources

Calculators

Home

Contact Us

📞 850-565-3492 🛠️ Apply for Trade Pricing

Home › dds

Collection: dds

Sort by:

8763 products

Filter and sort Filter

Filter and sort

Filter

8763 products

Sort by:

Remove all

8763 products

Dds 12015515TC - Shaft Seal,TC,120mm ID,Nitrile Rubber

Dds 12015515TC - Shaft Seal,TC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $31.60 USD

Regular price Sale price $31.60 USD
Dds 12016012SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Dds 12016012SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $30.18 USD

Regular price Sale price $30.18 USD
Dds 12016012SCV - Shaft Seal, 120 x 160 x 12 mm., SCV, Fluoro Rubber

Dds 12016012SCV - Shaft Seal, 120 x 160 x 12 mm., SCV, Fluoro Rubber

Vendor:
Dds

Regular price $177.66 USD

Regular price Sale price $177.66 USD
Dds 12016012SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Dds 12016012SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $170.03 USD

Regular price Sale price $170.03 USD
Dds 12016012TC - Shaft Seal, 120 x 160 x 12 mm., TC, Nitrile Rubber

Dds 12016012TC - Shaft Seal, 120 x 160 x 12 mm., TC, Nitrile Rubber

Vendor:
Dds

Regular price $39.99 USD

Regular price Sale price $39.99 USD
Dds 12016012TCV - Shaft Seal, 120 x 160 x 12 mm., TCV, Fluoro Rubber

Dds 12016012TCV - Shaft Seal, 120 x 160 x 12 mm., TCV, Fluoro Rubber

Vendor:
Dds

Regular price $177.66 USD

Regular price Sale price $177.66 USD
Dds 12016012TF - Shaft Seal,TF,120mm ID,Nitrile Rubber

Dds 12016012TF - Shaft Seal,TF,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $170.03 USD

Regular price Sale price $170.03 USD
Dds 12016013SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Dds 12016013SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $24.62 USD

Regular price Sale price $24.62 USD
Dds 12016013SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Dds 12016013SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $170.03 USD

Regular price Sale price $170.03 USD
Dds 12016013TC - Shaft Seal,TC,120mm ID,Nitrile Rubber

Dds 12016013TC - Shaft Seal,TC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $33.56 USD

Regular price Sale price $33.56 USD
Dds 12016014SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Dds 12016014SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $45.66 USD

Regular price Sale price $45.66 USD
Dds 12016015SA - Shaft Seal,SA,120mm ID,Nitrile Rubber

Dds 12016015SA - Shaft Seal,SA,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $38.90 USD

Regular price Sale price $38.90 USD
Dds 12016015SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Dds 12016015SC - Shaft Seal,SC,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $28.55 USD

Regular price Sale price $28.55 USD
Dds 12016015SCV - Shaft Seal, 120 x 160 x 15 mm., SCV, Fluoro Rubber

Dds 12016015SCV - Shaft Seal, 120 x 160 x 15 mm., SCV, Fluoro Rubber

Vendor:
Dds

Regular price $177.66 USD

Regular price Sale price $177.66 USD
Dds 12016015SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Dds 12016015SF - Shaft Seal,SF,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $170.03 USD

Regular price Sale price $170.03 USD
Dds 12016015TB - Shaft Seal,TB,120mm ID,Nitrile Rubber

Dds 12016015TB - Shaft Seal,TB,120mm ID,Nitrile Rubber

Vendor:
Dds

Regular price $38.14 USD

Regular price Sale price $38.14 USD

1
…
46
47
48
49
50
…
548

Need help finding a replacement part?

Fill out the part request form and someone will get back to you shortly.

PART REQUEST FORM

Quick links

Terms of Service
Refund & Cancellation Policy
Privacy Policy
Shipping & LTL Freight Policy
Order Assistance
Gulf Coast Service Area
Government Procurement

Payment methods

© 2026, National Boiler Supply

Choosing a selection results in a full page refresh.
Opens in a new window.