Shop All
- Shop By
- New Products
- Hot Sellers
- West Marine Brand Store
- Quick Order
- Gift Cards
- Special Deals
- Products on Sale
- Clearance
- Rebate Offers
- Sweepstakes & Giveaways
- PLUS Product Protection Plan
- West Selectors
- Engine Part Selectors
- Boat Cover Fit Guide
- Bimini Top Fit Guide
- Custom Boat Graphics
- eCatalogs & Flyers
- 2012 Catalog Request
- Annual eCatalog
- Sailing eCatalog
- Saltwater Fishing eCatalog
- Spring Apparel eCatalog
- View All eCatalogs
Men's
- Outerwear
- Casual Jackets
- Fleece
- Layering Garments
- Performance Jackets
- Sweaters
- Sweatshirts
- Foul Weather Gear
- Coastal
- Dinghy
- Inshore
- Ocean
- Offshore
- Casual Apparel
- Boardshorts & Swimwear
- Knit Shirts
- Pants
- Shorts
- T-Shirts
- Woven Shirts
- Accessories
- Belts
- Hats
- Sailing Gloves
- Seabags & Dry Bags
- Sunglasses
- Watches & Timers
- Shoes
- Athletic Shoes
- Boat Shoes
- Boots
- Canvas Shoes
- Sandals & Watersocks
- Socks & Shoe Care
- View All Men's
- Brands
- COLUMBIA
- COSTA
- GILL
- GRUNDENS
- GUY HARVEY
- HENRI LLOYD
- HOOK & TACKLE
- NAUTICA
- OLD HARBOR OUTFITTERS
- O'NEILL
- PELAGIC
- QUIKSILVER
- SLAM
- SPERRY TOP-SIDER
- TOMMY BAHAMA
- UNDER ARMOUR
- WEEKENDER
- WEST MARINE
- ZHIK
Women's
- Outerwear
- Casual Jackets
- Fleece
- Layering Garments
- Performance Jackets
- Sweaters
- Sweatshirts
- Foul Weather Gear
- Coastal
- Dinghy
- Inshore
- Offshore/Ocean
- Casual Apparel
- Capris
- Dresses & Skirts
- Knit Shirts
- Pants
- Shorts
- Swimwear
- T-Shirts
- Woven Shirts
- Accessories
- Hats
- Sailing Gloves
- Seabags & Drybags
- Sunglasses
- Watches & Timers
- Shoes
- Athletic Shoes
- Boat Shoes
- Boots
- Canvas Shoes
- Sandals
- Socks & Shoe Care
- View All Women's
- Brands
- COLUMBIA
- GILL
- GUY HARVEY
- HELLY HANSEN
- HENRI LLOYD
- LIFE IS GOOD
- LOLE
- O'NEILL
- PRANA
- SALT LIFE
- SPERRY TOP-SIDER
- TOMMY BAHAMA
- WEST MARINE
Electronics
- Fishfinders
- Fishfinder & GPS Combos
- Dedictated Fishfinders
- Transducers
- Accessories
- Boat Instruments
- Wind Instruments
- Depth Instruments
- Instrument Systems
- Knot Meter & Log Instruments
- Instrument Accessories
- Electronics Mounts
- GPS
- Marine Handheld GPS
- Outdoor GPS
- See All GPS
- Audio Entertainment
- Stereo Packages
- Stereo Head Units
- Marine Speakers
- Audio Amplifiers
- Audio Accessories
- Video Products
- Marine Communications
- Handheld VHF Radios
- Fixed Mount VHF Radios
- VHF Antennas
- Satellite Communications
- Communication Accessories
- See All VHF
- Autopilots
- Cockpit Pilots
- Below Deck Pilots
- Accessories
- Beacons
- EPIRBs
- PLBs
- Satellite Messengers
- View All Electronics
- Brands
- ACR ELECTRONICS
- CLARION MARINE AUDIO
- FUSION
- GARMIN
- HUMMINBIRD
- ICOM
- JL AUDIO
- KENWOOD
- KVH INDUSTRIES
- LOWRANCE
- MCMURDO
- RAYMARINE
- SHAKESPEARE
- SIMRAD
- SONY
- STANDARD HORIZON
- TACKTICK
- UNIDEN
- WEST MARINE
Boats & Motors
- Inflatable Boats
- Shop All Inflatable Boats
- Slat Floor
- Segmented Floor
- Inflatable Air Floor
- RIBs
- Hypalon Fabric Boats
- PVC Fabric Boats
- Davits, Lifts & Wheels
- Accessories
- Replacement Parts
- Outboard Motors
- Electric
- Gas
- Propane
- Trolling Motors
- Kayaks
- Inflatable
- Rotomold
- Sit-Inside
- Sit-On-Top
- Accessories
- Shop All Kayaks
- More
- Canoes
- Car Top Systems
- Fishing Floats
- Oars
- Paddles
- Rigid Dinghies
- Stand-Up Paddleboards
- Engine Systems
- Anodes
- Engine Parts Selector
- Fuel Additives
- Hydraulic Steering
- Hyrdrofoils
- Mechanical Steering
- Motor Mounts
- Oil Change Pumps
- Trim Tabs
- Two-Stroke Oil
- View All Boats, Motors & Kayaks
- Brands
- CONFLUENCE
- JIMMY STYKS
- LEHR
- MALIBU KAYAKS
- MERCURY
- OCEAN KAYAK
- SEATTLE SPORTS
- TELEFLEX
- TORQEEDO
- WALKER BAY
- WEST MARINE
- YAKIMA
Shoes
- Men's
- Athletic Shoes
- Boat Shoes
- Boots
- Canvas Shoes
- Sandals & Watersocks
- Socks & Shoe Care
- Women's
- Athletic Shoes
- Boat Shoes
- Boots
- Canvas Shoes
- Sandals
- Socks & Shoe Care
- View All Shoes
- Brands
- COLUMBIA
- HELLY HANSEN
- KEEN
- OCEAN MINDED
- O'NEILL
- QUIKSILVER
- SEBAGO
- SPERRY TOP-SIDER
- TEVA
- WEST MARINE
Maintenance
- Paint & Solvents
- Barrier Coats
- Bottom Paint
- Paint Removers
- Painting Supplies
- Primers & Undercoats
- Specialty & Nonskid Paints
- Thinners & Solvents
- Topside Paint
- Cleaners & Protectants
- Bilge Cleaners
- Boat Soap
- Fabric & Vinyl Products
- Lubes & Metal Protectants
- Metal Polishes
- Non-Marine & Auto Cleaners
- Specialty Cleaners
- Wash & Wax Products
- Resin & Fiberglass
- Adhesives
- Epoxy Resin
- Fiberglass & Fillers
- Fiberglass Cloth & Mat
- Gelcoat Repair Kits
- Polyester Resin
- Putties & Sealers
- Resin Pumps & Accessories
- Winterizing & Storage
- Antifreeze
- Boat Stands
- Winter Covers
- More Maintenance...
- Anodes
- Boat Graphics & Lettering
- Building Materials
- Caulking & Sealants
- Fiberglass Polishes & Waxes
- Hoses & Cleaning Tools
- Tools
- Wood Finishes
- View All Maintenance
- Brands
- 3M
- AWLGRIP
- EPIFANES
- EVERCOAT
- KLEAN STRIP
- MAS EPOXY
- MEGUIARS
- PETTIT PAINTS
- RUSTOLEUM
- SEA SHIELD MARINE
- STAR BRITE
- WEST MARINE
- WEST SYSTEM
- Z SPAR
Sailing
- Sailboat Hardware
- Blocks
- Cleats & Stoppers
- Downwind Poles & Cars
- Headsail Furling
- Mast & Standing Rigging
- Sailboat Steering
- Sailing Instruments
- Sailing Winches
- Sailmaking & Splicing
- Shackles, Snaps & Fittings
- Travelers, Tracks & Vangs
- View All Sailboat Hardware
- Running Rigging
- Dyneema & Spectra
- Polyester
- Technora & Kevlar
- Vectran
- Sailing Services
- ONE DESIGN
- West Marine Rigging Services
- Brands
- ANDERSEN
- ANTAL
- BAINBRIDGE
- FACNOR
- FORESPAR
- FSE ROBLINE
- HARKEN
- HAYN
- HOLT
- KARVER
- LEWMAR
- MCLUBE
- NEW ENGLAND ROPES
- RONSTAN
- SAMSON
- SCHAEFER
- SPINLOCK
- WICHARD
- ZHIK
Cruising
- Anchor & Docking
- Anchors
- Chain & Shackles
- Dock & Mooring Lines
- Docks & Accessories
- Fenders, Covers & Hangers
- Ladders & Boat Hooks
- Windlasses, Rollers & Thrusters
- Boats & Outboards
- Inflatable Boats
- Outboard Engines
- Rigid Dinghies
- Electronics
- Audio Entertainment
- Autopilots
- Beacons & Surveillance Cameras
- GPS, Radar & Weather
- Marine Communications
- Weather & Shortwave Radios
- Electrical
- Shorepower
- Batteries & Accessories
- Navigation
- Binoculars & Night Vision
- Charts, Almanacs & Tide Tables
- Compasses & Navigation Tools
- Cruising Guides
- Marine Software
- Sailboat Hardware
- Blocks
- Cleats & Stoppers
- View All Sailboat Hardware
- Ventilation
- Air Conditioning & Cooling
- Heaters & Dehumidifiers
- Galley
- Appliances
- Barbecues
- Cookware
- Refrigeration
- Tableware
Fishing
- Reels
- Baitcasting Reels
- Conventional Reels
- Spinning Reels
- Rod & Reel Combos
- Rods
- Baitcasting Rods
- Conventional Rods
- Spinning Rods
- Rod & Reel Combos
- Fishfinders
- Dedicated Fishfinders
- Fishfinder & GPS Combos
- Trolling Motors
- Bow Mount
- Transom Mount
- Fishing Accessories
- Bait Tanks & Pumps
- Coolers
- Downriggers
- Fillet & Bait Tables
- Nets, Tools, Gaffs & More
- Outriggers
- Rod Holders & Racks
- Tackle Boxes
- View All Fishing
- Brands
- AVET
- BERKLEY
- BLACKTIP
- CALCUTTA
- CANNON
- DAIWA
- MINN KOTA
- MOTORGUIDE
- PENN
- SHAKESPEARE
- SHIMANO

FASCO FASTENER
Thumbscrews

We Won't Be Beat—Low Price Guarantee

West Marine will gladly match most U.S. based competitor's price on identical, in-stock items within 30 days of purchase.
Learn More

From $16.99

Earn up to 4% back on this purchase! Learn More

+ Add to Cart

Description	WM Model#	MFG Part#	Availability	Price USD
Thumbscrew - 5/16 x 1"	5375803	10D	In Stock	$17.99
Thumbscrew - 5/16 x 1 1/2"	5375811	11D	In Stock	$19.99
Thumbscrew - 3/8 x 3/4"	5375795	12D	In Stock	$32.99
Thumbscrew - 3/8 x 1"	5375779	13D	In Stock	$34.99
Thumbscrew - 3/8 x 1 1/2"	5375787	14D	In Stock	$36.99
Thumbscrew - 10 x 12	5377981	2885C	In Stock	$16.99
Thumbscrew - 10 x 1	5377973	2910C	In Stock	$21.99
Thumbscrew - 10 x 3/4	5377999	3367C	In Stock	$19.49
Thumbscrew - 1/4 x 1/2	5377965	4500C	In Stock	$17.99
Thumbscrew - 10 x 1 1/2"	5375597	4C	In Stock	$31.99
Thumbscrew - 1/4 x 3/4"	5375589	5C	In Stock	$16.99
Thumbscrew 1/4 x 1"	5375563	6C	In Stock	$18.99
Thumbscrew - 1/4 x 1 1/2"	5375571	7C	In Stock	$31.99
Thumbscrew - 5/16 x 3/4"	5375605	9D	In Stock	$17.99

Thumbscrews

+ Add to Cart

Add to My List

Description

Specs

The West Advisor

Reviews

Thumbscrews

Type 18-8 stainless steel.

Thumbscrews

Product Specs

The West Advisor

The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.

P013_390_002_546

Products related to Thumbscrews

Threaded Inserts Bulk Packs

Fasco Fastener Threaded Inserts Bulk Packs Pak 1/4" 20, Of 25 . Type 18-8 stainless steel.

$187.99

Cap Nuts Bulk Packs

Fasco Fastener Cap Nuts Bulk Packs Dia #6, Thread 32, Of 100 . Type 18-8 stainless steel.

$36.99

Hex Nuts Bulk Packs

Fasco Fastener Hex Nuts Bulk Packs 7/16" Dia., Thread 14, Of 50 . Type 18-8 stainless steel.

$18.49

Hanger Bolts Bulk Packs

Fasco Fastener Hanger Bolts Bulk Packs Dia 5/16", Thread 18, 3" Of 10 . Type 18-8 stainless steel.16 Threads per inch

$45.99

Finish Washers Bulk Packs

Fasco Fastener Finish Washers Bulk Packs Dia #10, Of 100 . Type 18-8 stainless steel.

$3.99

Cotter Pins Bulk Packs

Fasco Fastener Cotter Pins Bulk Packs Cotterpin 1/16x1 1/2 . Type 18-8 stainless steel.

$5.79

Flat Washers Bulk Packs

Fasco Fastener Flat Washers Bulk Packs Dia 5/16, Od 7/8", Of 100 . Either 18-8 stainess steel or 316 stainless steel. The way to tell the difference is that the 316 washers have a four digit FASCO# preceded by a "3" for a total of 5 digits, except for sku 5375837, which is 18-8. FASCO numbers...

$6.49

Carriage Bolts Bulk Packs

Fasco Fastener Carriage Bolts Bulk Packs 1/4 X 5 . Type 18-8 stainless steel.

$14.99

Screw Eyes Bulk Packs

Fasco Fastener Screw Eyes Bulk Packs Pak 3/8" X 4 1/2"l, Of 10 . Type 18-8 stainless steel.

$92.99

Lag Screws Bulk Packs

Fasco Fastener Lag Screws Bulk Packs Dia 5/16", Length 1/2", Of 10 . Type 18-8 stainless steel.

$10.99

Wing Nuts Bulk Packs

Fasco Fastener Wing Nuts Bulk Packs Wingnut 3/4 . Type 18-8 stainless steel.

$12.49

Tapping Screws Pan Head Square Drive Bulk Packs

Fasco Fastener Tapping Screws Pan Head Square Drive Bulk Packs Dia #14, Length 1/2", Of 50 . Type 18-8 stainless steel.

$19.99

Find A Store Near You

Shop By

Special Deals

West Selectors

eCatalogs & Flyers

Outerwear

Foul Weather Gear

Casual Apparel

Accessories

Shoes

Brands

Outerwear

Foul Weather Gear

Casual Apparel

Accessories

Shoes

Brands

Network

Fishfinders

Boat Instruments

GPS

Audio Entertainment

Marine Communications

Autopilots

Beacons

Brands

Inflatable Boats

Outboard Motors

Kayaks

More

Engine Systems

Brands

Men's

Women's

Brands

Paint & Solvents

Cleaners & Protectants

Resin & Fiberglass

Winterizing & Storage

More Maintenance...

Brands

Sailboat Hardware

Safety

Running Rigging

Sailing Services

Brands

Anchor & Docking

Boats & Outboards

Electronics

Electrical

Navigation

Sailboat Hardware

Safety

Ventilation

Galley

Reels

Rods

Fishfinders

Trolling Motors

Fishing Accessories

Brands

FASCO FASTENERThumbscrews

We Won't Be Beat—Low Price Guarantee

Thumbscrews

Thumbscrews

Product Specs

The West Advisor

FASCO FASTENER
Thumbscrews