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1/4-20 Phillips Flat Head Machine Screws 316 Stainless Steel

  • These 1/4"-20 Flat Head Machine Screws in Type 316 Stainless Steel are Used Widely in the Marine and Other Industries Where a COUNTERSUNK Application is Required.
  • Made From Type 316 Stainless Steel, These are Excellent Where Corrosion Resistance is Needed and is More Durable and a Higher Quality Than the 18-8 Stainless Steel.
  • Right Hand Thread, UNC 
  • Fully Threaded
  • Rust and Corrosion Resistant
  • Flat Head Machine Screws Are Designed To Sit Flush Once Installed 
  • Standards: ANSI B18.6.3
  • Please View Matching Nuts & Washers Below. 


Item # Image Description Price
FH316MSX1/420X.50B25
1/4-20 x 1/2
1/4-20 x 1/2" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$6.00

FH316MSX1/420X.75B25
1/4-20 x 3/4
1/4-20 x 3/4" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$6.50

FH316MSX1/420X100B25
1/4-20 x 1
1/4-20 x 1" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$7.25

FH316MSX1/420X125B25
1/4-20 x 1-1/4
1/4-20 x 1-1/4" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$7.75

FH316MSX1/420X150B25
1/4-20 x 1-1/2
1/4-20 x 1-1/2" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$8.25

FH316MSX1/420X175B25
1/4-20 x 1-3/4
1/4-20 x 1-3/4" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$8.75

FH316MSX1/420X200B25
1/4-20 x 2
1/4-20 x 2" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$9.25

FH316MSX1/420X250B25
1/4-20 x 2-1/2
1/4-20 x 2-1/2" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$10.25

FH316MSX1/420X300B25
1/4-20 x 3
1/4-20 x 3" Phillips Flat Head Machine Screws 316 Stainless Steel
  • SOLD IN BOXES OF 25
  • #3 Phillips Drive
  • 1/4"-20 Thread Pitch
  • 316 Marine Grade Stainless Steel.
  • Contact our Sales Department for Bulk Pricing.
$12.50

NHST1/4-20BAG
1/4-20 Finish Hex Nut 316 Stainless
1/4-20 Finish Hex Nut 316 Stainless
  1. SOLD BY THE BOX OF 100.
  2. 7/16" WRENCH SIZE.
  3. 7/32" Thickness
  4. 316 STAINLESS STEEL
  5. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$6.50

WFTS1/4BAG
1/4 Flat Washer 316 Stainless
1/4 Flat Washer 316 Stainless
  1. SOLD IN BOXES OF 100.
  2. 5/8" OD.
  3. .050 Thickness
  4. 316 STAINLESS STEEL.
  5. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
Special Pricing Available
$6.25

NLST1/4-20BAG
1/4-20 Nylon Insert Lock Nut 316 Stainless
1/4-20 Nylon Insert Lock Nut 316 Stainless
  1. SOLD BY THE BOX OF 100
  2. 316 STAINLESS STEEL
  3. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$7.25

NHCOUPT1/420
1/4-20 Coupling Nut 316 Stainless Steel
1/4-20 Coupling Nut 316 Stainless Steel
  1. SOLD BY THE PIECE.
  2. 316 STAINLESS STEEL.
  3. 3/8" WRENCH SIZE
  4. LENGTH: 7/8"
  5. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING. 
$1.00

SKT14
1/4-20 Toggle Bolt Stainless Steel
1/4-20 Toggle Bolt Stainless Steel
    1. SOLD BY THE PIECE.
    2. FOR 1/4-20 Diameter Fasteners
    3. 304 Stainless Steel
    4. SNAPTOGGLE Heavy-Duty Toggle Bolts
    5. Toggle Bolts in Stainless Steel are excellent for blind fastening in many applications.
    6. Contact our sales department for additonal information and bulk pricing.
$3.25

WLTS1/4BAG
1/4 Lock Washers 316 Stainless
1/4 Lock Washers 316 Stainless
  1. SOLD IN BOXES OF 100.
  2. 316 STAINLESS STEEL.
  3. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
$5.00

WFIS31614BAG
1/4
1/4" Cup Finishing Washers 316 Stainless Steel
  • SOLD IN BOXES OF 100
  • 316 Marine Grade Stainless Steel
  • ID: .316"
  • OD: .791"
  • Thickness: .157"
$11.75

NHSTCAP1/4-20BAG25
1/4-20 Hex Cap Nut 316 Stainless
1/4-20 Hex Cap Nut 316 Stainless
  1. SOLD BY BAG OF 25..
  2. 316 STAINLESS STEEL
  3. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
Special Pricing Available
$12.50

NHHST1/4-20BAG25
1/4-20 Heavy Hex Finish Nuts 316 Stainless Steel
1/4-20 Heavy Hex Finish Nuts 316 Stainless Steel
  • SOLD BY BAG OF 25.
  • Extra Thick Hex Finish Nuts
  • Flats 1/2" Height 15/64"
  • Marine Grade 316 Stainless Steel.
  • Contact Our Sales Department For Bulk Pricing.
$5.25

WFDTS1/4X100BAG25
1/4 x 1 Fender Washer Type 316 Stainless
1/4 x 1 Fender Washer Type 316 Stainless
  1. SOLD BY BAG OF 25.
  2. 1" OD
  3. .050 Thickness
  4. 316 STAINLESS STEEL.
  5. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
Special Pricing Available
$6.50

WFDTS1/4X125BAG25
1/4 x 1 1/4 Fender Washer 316 Stainless
1/4 x 1 1/4 Fender Washer 316 Stainless
  1. SOLD BY BAG OF 25.
  2. 1 1/4" OD
  3. .050 Thickness
  4. 316 STAINLESS STEEL.
  5. CONTACT OUR SALES DEPARTMENT FOR BULK PRICING.
Special Pricing Available
$7.75

WSAET1/4BAG25
1/4 SAE Flat Washer 316 Stainless, 15795-810
1/4 SAE Flat Washer 316 Stainless, 15795-810
  1. SOLD BY BAG OF 25.
  2. 316 Stainless Steel
  3. ID: .281
  4. OD:  .625
  5. Thickness: .051 - .080
  6. SAE 15795-810
$5.25