< 1/2-13 Stainless Steel Button Head Socket Cap Screws - Marsh Fasteners
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1/2-13" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel

  • Button Socket Screws are Sometimes Called Button Socket Head Cap Screws, Socket Screws, Allen Button Socket Bolts or Round Head Socket Machine Screw.
  • A Button Socket Head Cap Screw is a Fastener Driven by a Socket Hex Allen Wrench.
  • The Hexagonal Drive or Hex Key L Wrench Allows For Stronger Tightening Compared to Screws that use a Phillips or Flat Head Screw Driver That Sometimes Tend To Strip The Head Of The Screw.
  • Round Button Head Cap Screws Have a Flat Bottom Under The Head of the Fastener.
  • We Carry Button Socket Screw Bolts in 18-8 / 304 Stainless Steel Which Is More Corrosion Resistant.
  • These are the Most Popular Button Round Head Socket Cap Allen Wrench Screws for Many Production Applications.
  • 1/2"-13 Right Hand Thread, UNC
  • Please View Matching Nuts & Washers Below.


Item # Image Description Price
HEXKEY5/16
5/16 Allen Hex Key - Short Arm
5/16 Allen Hex Key - Short Arm
FOR 3/8" DIAMETER SOCKET HEAD CAP SCREWS. SOLD BY THE PIECE
$0.75

BSHCS1/213X100
1/2-13 x 1
1/2-13 x 1" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$1.15

BSHCS1/213X125
1/2-13 x 1-1/4
1/2-13 x 1-1/4" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$1.25

BSHCS1/213X150
1/2-13 x 1-1/2
1/2-13 x 1-1/2" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$1.45

BSHCS1/213X175
1/2-13 x 1-3/4
1/2-13 x 1-3/4" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$2.00

BSHCS1/213X200
1/2-13 x 2
1/2-13 x 2" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$2.50

BSHCS1/213X250
1/2-13 x 2-1/2
1/2-13 x 2-1/2" Button Head Socket Cap Screws 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Buttom Head Socket Cap Screw.
  • Hex Key Size = 5/16"
  • Contact Our Sales Department For Bulk Pricing.
$2.50

SKT1/2-13
1/2-13 Toggle Bolt Stainless Steel
1/2-13 Toggle Bolt Stainless Steel
  1. SOLD BY THE PIECE.
  2. FOR 1/2-13 Diameter Fasteners
  3. Toggle Bolts in Stainless Steel are excellent for blind fastening in many applications.
  4. Made from 304 stainless steel for superior corrosion resistance.
  5. Contact our sales department for additonal information and bulk pricing.
$7.00

NHS1/2-13
1/2-13 Finish Hex Nuts 18-8 / 304 Stainless Steel
1/2-13 Finish Hex Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 1/2"-13 Coarse Thread Hex Nut,
  • 3/4" Flats-Wrench Size, 7/16" Thickness.
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.18

NILS1/2-13
1/2-13 Nylon Insert Hex Lock Nuts 18-8 Stainless Steel
1/2-13 Nylon Insert Hex Lock Nuts 18-8 Stainless Steel
  • SOLD BY THE PIECE.
  • 1/2"-13 Thread Nyloc Lock Nut
  • 3/4" Wrench Size.
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.30

NHSCAP1/2-13
1/2-13 Hex Acorn Cap Nuts 18-8 / 304 Stainless Steel
1/2-13 Hex Acorn Cap Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 3/4" Wrench Size.
  • 13/16" Height Overall.
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.65

NHCOUP1/2-13
1/2-13 Coupling Extention Nuts 18-8 / 304 Stainless Steel
1/2-13 Coupling Extention Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Made From 18-8 / 304 Stainless Steel.
  • 5/8" Wrench Size
  • Length: 1-1/4"
  • Contact Our Sales Department For Bulk Pricing.
$1.45

NHFLG1/2-13
1/2-13 Hex Serrated Flange Nuts 18-8 / 304 Stainless Steel
1/2-13 Hex Serrated Flange Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Grade Stainless Steel.
  • Max Width Across Flats = .750
  • Contact Our Sales Department For Bulk Pricing.
$0.50

NJS1/2-13
1/2-13 Thin Hex Jam Nuts 18-8 / 304 Stainless Steel
1/2-13 Thin Hex Jam Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 3/4" Wrench Size
  • Thickness: 5/16"
  • Contact Our Sales Department For Bulk Pricing
$0.25

NILST1/2-13
1/2-13 THIN Nylon Insert Hex Jam Lock Nuts 18-8 / 304 Stainless Steel
1/2-13 THIN Nylon Insert Hex Jam Lock Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Flats 0.752" Height 0.328"
  • 18-8 / 304 Grade Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.65

NALLMTLJAM1/2-13
1/2-13 All Metal Jam Lock Nut Side Staked 304 Stainless Steel.
1/2-13 All Metal Jam Lock Nut Side Staked 304 Stainless Steel.
  • SOLD BY THE PIECE.
  • Hex Centerlock All Metal Thin Jam Lock Nuts.
  • 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.95

NALLMTLTOP1/2-13
1/2-13 All Metal Tri-Loc TOP Hex Lock Nuts 304 / 18-8 Stainless Steel
1/2-13 All Metal Tri-Loc TOP Hex Lock Nuts 304 / 18-8 Stainless Steel
  • SOLD BY THE PIECE.
  • Hex Tri-Loc TOP All Metal Hex Lock Nuts.
  • 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.56

NHHS1/2-13
1/2-13 Heavy Hex Finish Nuts 18-8 / 304 Stainless Steel
1/2-13 Heavy Hex Finish Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Extra Thick Hex Finish Nuts
  • Flats 7/8" Height 31/64"
  • Made From 18-8 / 304 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.80

NILSDOM1/2-13
1/2-13 Lock Nuts Purple Insert - Waxed 18-8 / 304 Stainless Steel
1/2-13 Lock Nuts Purple Insert - Waxed 18-8 / 304 Stainless Steel
  • Sold By The Piece
  • 18-8 / 304 Grade Stainlesss Steel
  • Waxed Lock Nut to Prevent Galling
  • 3/4" Wrench Size
  • Contact Our Sales Department for Bulk and Wholesale Pricing
$0.50

WLS1/2
1/2
1/2" Split Ring Lock Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Medium Profile Split Ring Lock Washers.
  • Made From 18-8 / 304 Stainless Steel.
  • ID 0.502" OD 0.869" Thickness 0.125"
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$0.20

WFDS1/2X150
1/2
1/2" x 1-1/2" Fender Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Large OD Flat Fender Washers
  • Made From 18-8 / 304 Stainless Steel
  • Thickness: .062
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$0.22

WFDS1/2X200
1/2
1/2" x 2" Fender Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Large OD Flat Fender Washers
  • Made From 18-8 / 304 Stainless Steel
  • Thickness: .062
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$0.25

WFDSHD1/2X200
1/2
1/2" x 2" Fender Washers HEAVY DUTY 1/8 Thick 18-8 Stainless Steel
  • SOLD BY THE PIECE
  • These Fender Washers Are Thicker Then The Standards.
  • Made From 18-8 / 304 Stainless Steel.
  • Thickness: .125 (1/8")
$1.45

WSQUARE1/2X2X2
1/2
1/2" x 2" x 2" x 1/4" Thick Square Washers 304 / 18-8 Stainless Steel
  • 304 / 18-8 Stainless Steel
  • Outside Diamension: 2"
  • Inside: For 1/2" Bolt
  • Thickness: 1/4"
  • Sold By The Piece
  • We also Make These to Your Prints and Specifications
  • Contact Our Sales Department for Bulk Pricing and Additional Sizes.
$3.00

WINLW1/2
1/2
1/2" Internal Tooth Lock Washers 410 Stainless Steel
  • SOLD BY THE PIECE.
  • 410 Grade Stainless Steel.
  • Serrated INTERNAL Tooth Star Washers. 
  • Please Contact Our Sales Department For Bulk Pricing.
$0.15

WINLWT1/2
1/2
1/2" Internal Tooth Lock Washers 410 Stainless Steel
  • SOLD BY THE PIECE.
  • 410 Grade Stainless Steel.
  • Serrated INTERNAL Tooth Star Washers. 
  • Please Contact Our Sales Department For Bulk Pricing.
$0.50

WEXLW1/2
1/2
1/2" External Tooth Lock Washers 410 Stainless Steel
  • SOLD BY THE PIECE.
  • 410 Grade Stainless Steel.
  • Serrated EXTERNAL Tooth Star Washers. 
  • Please Contact Our Sales Department For Bulk Pricing.
$0.15

WNPW1/2
1/2
1/2" Neoprene Bonded Sealing Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 18-8 / 304 Stainless Steel.
  • Neoprene Backed EPDM Rubber Seal Washer
  • OD: 1.00"
  • Please Contact Our Sales Department For Bulk Pricing.
$0.40

WAN1/2-816
1/2
1/2" AN Flat Washers 900 Series 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE
  • 18-8 / 304 Stainless Steel
  • ID: .516
  • OD: .876
  • Thickness: 1/16"
  • AN960C816
$0.10

WSAE1/2-818
1/2
1/2" SAE Flat Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE
  • 18-8 / 304 Stainless Steel
  • ID: .531
  • OD:  1.062
  • Thickness: .074 - .121
  • SAE 15795-818
$0.10

WFS1/2
1/2
1/2" Flat Washers 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • 1/2" Standard Commercial Pattern Round Flat Washers.
  • Made From 18-8 / 304 Stainless Steel
  • ID 0.531" OD 1-1/4" Thickness 0.062"
  • CONTACT OUR SALES DEPARTMENT FOR BULK PRICING. 
$0.12

NLSTT1/2-13
1/2-13 THIN Nylon Insert Hex Jam Lock Nuts 18-8 / 304 Stainless Steel
1/2-13 THIN Nylon Insert Hex Jam Lock Nuts 18-8 / 304 Stainless Steel
  • SOLD BY THE PIECE.
  • Flats 0.752" Height 0.328"
  • 18-8 / 304 Grade Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$0.95

WSQUARE1/2X3X3
1/2
1/2" x 3" x 3" x 3/16" Thick Square Washers 304 / 18-8 Stainless
  • 304 Stainless Steel
  • Outside Diamension: 3"
  • Inside: for 1/2" Bolt
  • Thickness: 3/16"
  • Sold By The Piece
  • We also Make These to your Prints and Specifications
  • Contact our Sales Department for Bulk Pricing and Additional Sizes.
$4.50