Skip to content

Help Center
Contact

X (Twitter)
Instagram

(253) 201-3455

Search

Apply · Net 30 Sign in/ Register Cart

Shop By Categories
Automotive
Cutting Tools & Abrasives
Fasteners
- Wedge Anchors
- Hanger Rod & Hardware
Grounds & Outdoors
Janitorial & Cleaning
Material Handling & Storage
Safety
Tools
- Shop Tools General
- Jacks & Stands

Shop By Categories
Automotive
- Batteries
  
  Automotive Batteries
  Battery Chargers
  Commercial & AGM Batteries
  Jump Starters
- Brass
- Clips & Retainers
- Electrical
  
  Mini Bulbs
  Vehicle Lighting
  Fuses
  Electrical Connectors
- Electrical Wire
- Filters
- Fittings & Hose
  
  Fittings & Hose
  Dot Tubing
  Hose & Tubing
  Industrial Fittings
  Stainless Fittings
  Pipe & Compression Fittings
  Hose Reels
  Quick Connect Fittings
  Pushtoconnect Fittings
  Hose Fittings
- Hose Clamps
  
  Standard Clamps
  Specialty Clamps
  T-Bolt Clamps
- Moulding & Weatherstrip
- Oil
  
  Motor Oil
  Specialty Lubricants
  Industrial Oils
  Grease
  Hydraulic Oil
  Gear & Transmission Oil
- Paint & Body
- Seals & Orings
- Shop Chemicals
  
  Adhesives
  Tapes
  Shop Chemicals
  Degreasers
  Shop Wipes & Towels
  Threadlockers
  Rust & Corrosion
  Lubricants
  Anti-Seize
- Tire Supplies
Cutting Tools & Abrasives
Fasteners
- Anchors
  
  Wedge Anchors
- Bolts
  
  Hex Cap Bolts
  Stainless Steel
  Eye Bolts
  U-Bolts
  Grade 5
  Flange Bolts
  Grade 8
  Screws
  Grade 2
  Structural Bolts
  Class 109
  Class 109
  Class 88
  Metric Class 8.8
  Carriage Bolts
  Plow Bolts
  Metric Bolts
- Fasteners
- Nuts
  
  Hex Nuts
  Lock Nuts
  T-Nuts
  Wing Nuts
- Rivets
  
  Specialty Rivets
  Aluminum Rivets
  Stainless Steel Rivets
  Steel Rivets
- Screws
  
  Class 109
  Class 88
  Grade 8
  Grade 2
  Grade 5
  Stainless Steel
  Alloy Steel
  Screws
  Class 48
- Threaded Rod
  
  Hanger Rod & Hardware
- Washers
  
  Non-Metallic Washers
  Flat Washers
  Spring Washers
Grounds & Outdoors
Janitorial & Cleaning
Material Handling & Storage
- Heating & Cooling
- Lifting & Rigging
  
  Rigging Hardware
  Slings
  Chain & Chain Accessories
  Wire Rope & Cable
  Hoists & Come-Alongs
  Load Binders
- Power Transmission
  
  Air Cylinders & Valves
  V-Belts
  Timing Belts
- Security & Lockout
  
  Padlocks
  Electrical Lockout
  Lockout Stations
  Valve Lockout
  Lockout Hasps
  Cable Locks
  Lockout Tags
- Storage & Organization
  
  Shelving
  Bins & Containers
  Cabinets & Lockers
  Spill Containment
  Labels & Tags
  Strapping & Banding
Safety
- Clothing
  
  Work Jackets & Coats
  Coveralls & Protective Suits
  Head Protection
  Aprons
  Foot Protection
  Rain Gear
  High Visibility Vests
- Eye Protection
  
  Safety Glasses
  Lens Care & Accessories
  Safety Goggles
- Hearing Protection
  
  Earplugs
  Dispensers
  Earmuffs
- Job Site Safety
  
  Other Job Site Safety
  Respiratory Protection
  Safety Signs
  Fall Protection
  First Aid
  Safety Cones & Barriers
  Safety Vests
- Work Gloves
  
  Nitrile Coated Gloves
  Polyurethane Coated Gloves
  Disposable Gloves
  Latex Coated Gloves
  Rubber & Pvc Gloves
  Leather Gloves
  Ansell Gloves
  Coated Gloves
  Mechanics Gloves
  Condor Gloves
  Work Gloves
  Mcr Safety Gloves
  Milwaukee Gloves
Tools
- Hand Tools
  
  Measuring & Layout
  Sockets & Ratchets
  Wrenches
  Hex Keys
  Hand Tools
  Pliers
  Cutters
  Ladders
  Chisels & Punches
  Hammers & Mallets
  Knives & Blades
  Insulated Tools
  Screwdrivers
- Lights
  
  Work Lights
  Flashlights
  Headlamps
  LED Strip Lights
- Power Tools
  
  Power Tools
  Grinders
  Drills
  Oscillating Tools
  Impact Tools
  Power Saws
  Vacuums
  Batteries & Chargers
  Nailers & Staplers
  Power Tool Lights
- Shop Tools
  
  Shop Tools General
  Jacks & Stands
- Welding Equipment
  
  Welding Helmets
  Welding Accessories
  TIG Welding
  Cutting & Brazing
  MIG Welding
  Welding Gloves & PPE
  Stick Welding
  Welding Tables & Clamps

Apply · Net 30 Sign in/ Register

X (Twitter)
Instagram

Home Collection Cap Screws

5/8-11 x 3" Grade 5 Cap Screw Zinc

Collection: Cap Screws

Compare (0/5)

346 products

Filter

Sort by:

Compare:

Sort by:

View as:

5/16"-18 x 3" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 3 Gr 8 Cap Screw Alloy Zinc

Regular price $24.28

Sale price $24.28 Regular price

Unit price

/per

Choose your option

3/8"-16 x 1-1/4" Grade 8 Cap Screw Alloy Zinc

Compare

3/8-16 X 1 1/4 Gr 8 Cap Screw Alloy Zinc

Regular price $22.87

Sale price $22.87 Regular price

Unit price

/per

Choose your option

5/16"-18 x 2-1/2" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 2 1/2 Gr 8 Cap Screw Alloy Zinc

Regular price $15.53

Sale price $15.53 Regular price

Unit price

/per

Choose your option

3/8"-16 x 1" Grade 8 Cap Screw Alloy Zinc

Compare

3/8-16 X 1 Gr 8 Cap Screw Alloy Zinc

Regular price $18.17

Sale price $18.17 Regular price

Unit price

/per

Choose your option

5/16"-18 x 3/4" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 3/4 Gr 8 Cap Screw Alloy Zinc

Regular price $13.07

Sale price $13.07 Regular price

Unit price

/per

Choose your option

5/16"-18 x 1/2" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 1/2 Gr 8 Cap Screw Alloy Zinc

Regular price $11.67

Sale price $11.67 Regular price

Unit price

/per

Choose your option

5/16"-18 x 2" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 2 Gr 8 Cap Screw Alloy Zinc

Regular price $27.86

Sale price $27.86 Regular price

Unit price

/per

Choose your option

1/4"-20 x 3/4" Grade 8 Cap Screw Alloy Zinc

Compare

1/4-20 X 3/4 Gr. 8 Cap Screw Alloy Zinc

Regular price $8.36

Sale price $8.36 Regular price

Unit price

/per

Choose your option

1/4"-20 x 1" Grade 8 Cap Screw Alloy Zinc

Compare

1/4-20 X 1 Gr. 8 Cap Screw Alloy Zinc

Regular price $10.15

Sale price $10.15 Regular price

Unit price

/per

Choose your option

5/16"-18 x 1" Grade 8 Cap Screw Alloy Zinc

Compare

5/16-18 X 1 Gr. 8 Cap Screw Alloy Zinc

Regular price $15.34

Sale price $15.34 Regular price

Unit price

/per

Choose your option

1/4"-20 x 1-1/2" Grade 8 Cap Screw Alloy Zinc

Compare

1/4-20 X 1 1/2 GR.8 Cap Screw Alloy Zinc

Regular price $14.22

Sale price $14.22 Regular price

Unit price

/per

Choose your option

1/4"-20 x 1/2" Grade 8 Cap Screw Alloy Zinc

Compare

1/4-20 X 1/2 Gr. 8 Cap Screw Alloy Zinc

Regular price $6.59

Sale price $6.59 Regular price

Unit price

/per

Choose your option

1/4"-20 x 2-1/2" Grade 8 Cap Screw Alloy Zinc

Compare

1/4-20 X 2 1/2 Gr 8 Cap Screw Alloy Zinc

Regular price $12.52

Sale price $12.52 Regular price

Unit price

/per

Choose your option

3/4-10 x 3" Grade 5 Cap Screw Zinc

Compare

3/4-10 X 3 Gr. 5 Cap Screw Zinc

Regular price $49.99

Sale price $49.99 Regular price

Unit price

/per

Choose your option

5/16"-18 x 4" Grade 5 Cap Screw Zinc

Compare

5/16-18 X 4 Gr. 5 Cap Screw Zinc

Regular price $55.16

Sale price $55.16 Regular price

Unit price

/per

Choose your option

3/4-10 x 3-1/2" Grade 5 Cap Screw Zinc

Compare

3/4-10 X 3 1/2 Gr. 5 Cap Screw Zinc

Regular price $61.94

Sale price $61.94 Regular price

Unit price

/per

Choose your option

1/4"-20 x 3-1/2" Grade 5 Cap Screw Zinc

Compare

1/4-20 X 3 1/2 Gr. 5 Cap Screw Zinc

Regular price $68.53

Sale price $68.53 Regular price

Unit price

/per

Choose your option

3/4-10 x 2-1/2" Grade 5 Cap Screw Zinc

Compare

3/4-10 X 2 1/2 Gr. 5 Cap Screw Zinc

Regular price $32.75

Sale price $32.75 Regular price

Unit price

/per

Choose your option

3/4-10 x 2" Grade 5 Cap Screw Zinc

Compare

3/4-10 X 2 Gr 5 Cap Screw Zinc

Regular price $26.92

Sale price $26.92 Regular price

Unit price

/per

Choose your option

3/8"-16 x 5" Grade 5 Cap Screw Zinc

Compare

3/8-16 X 5 Gr 5 Cap Screw Zinc

Regular price $40.95

Sale price $40.95 Regular price

Unit price

/per

Choose your option

Prev
1
2
3
4
5
6
…
18
Next

Popular Search

Olympic Industrial Supply

Olympic Industrial Supply

Olympic Industrial Supply

Olympic Industrial Supply

Material Handling & Storage

Olympic Industrial Supply

Janitorial & Cleaning

Olympic Industrial Supply

Grounds & Outdoors

Olympic Industrial Supply

Cutting Tools & Abrasives

Olympic Industrial Supply

Net 30 Terms

Route Service Available

Fast Quote Turnaround

Secure Payment

Free Western WA Delivery $149+

Call Us

253-201-3455
Mon-Fri: 7am – 6pm PST

Email

info@olympicindustrialsupply.com
We typically respond within 24 hours

Business Hours

Monday - Friday
7:00 AM - 6:00 PM PST

Address

Tacoma, WA
Serving customers nationwide

Buy Like a Pro — B2B Accounts

Route service available, Net 30 terms, and a rep who picks up the phone. Apply for a B2B account →

Ordering Resources

Browse Products
Create Account
Terms & Conditions

Customer Resources

Contact Us
My Account
About us
Return & Refund Policy
Shipping Policy
Product Catalog

For Business · Apply for a B2B account · Federal & Government · CAGE Code: 9A4X5 · SAM.gov registered

Payment methods

X (Twitter)
Instagram

© 2026 Olympic Industrial Supply.

Free Western WA delivery on orders $149+

Your cart

Your cart is currently empty.

Not sure where to start? Try these collections:

Continue shopping

Spend $149.00 more for Free Shipping

$149 Shipping $399 Hat $699 Yeti $999 Sweatshirt

Order note

Order note

Estimate Shipping

Country/region

Province

Postal/ZIP code

Approved Net 30 account? Place an invoice order instead.

Coupon

Coupon

Estimated total $0.00 USD

Taxes and shipping calculated at checkout

View cart

Product Comparison

Description

Price

Vendor

Type

Product variants

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

${{amount}}