1/2-13 Flat Socket Head Screw 304 Stainless Steel

1/2"-13 Stainless Steel Flat Head Socket Cap Screws

Screw Diameter - Thread Pitch: 1/2"-13


1/2"-13 Flat Head Socket Cap Screws are machine screws with a Hex drive style.

  • Countersunk bottom that runs flush with the installation surface
  • Cylindrical head
  • Hexagonal drive style
  • Fully threaded up to the countersink
  • Corrosion and rust resistant
  • Ideal for exterior or long lasting applications exposed to fresh water moisture
Head height is measured from the bottom of the countersink to the top of the head


Sizes Listed As:
Diameter - Thread Pitch x Length from Top of Head

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Flat Socket Head Screw 304 SS - 1/2"-13 x 3/4"
SKU #51002
Flat Socket Head Screw 304 SS - 1/2"-13 x 3/4"
SKU #51002
1
$1.80 (1.8/ea)
25
$37.50 (1.5/ea)
100
$140.00 (1.4/ea)
1000
$1,180.00 (1.18/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 7/8"
SKU #51012
Flat Socket Head Screw 304 SS - 1/2"-13 x 7/8"
SKU #51012
1
$1.37 (1.37/ea)
25
$33.50 (1.34/ea)
100
$128.00 (1.28/ea)
1000
$1,260.00 (1.26/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 1"
SKU #51022
Flat Socket Head Screw 304 SS - 1/2"-13 x 1"
SKU #51022
1
$1.96 (1.96/ea)
25
$40.50 (1.62/ea)
100
$152.00 (1.52/ea)
1000
$1,290.00 (1.29/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-1/4"
SKU #51032
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-1/4"
SKU #51032
1
$2.06 (2.06/ea)
25
$41.25 (1.65/ea)
100
$162.00 (1.62/ea)
1000
$1,380.00 (1.38/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-1/2"
SKU #51042
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-1/2"
SKU #51042
1
$2.22 (2.22/ea)
25
$46.25 (1.85/ea)
100
$173.00 (1.73/ea)
1000
$1,470.00 (1.47/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-3/4"
SKU #51052
Flat Socket Head Screw 304 SS - 1/2"-13 x 1-3/4"
SKU #51052
1
$2.38 (2.38/ea)
25
$48.75 (1.95/ea)
100
$184.00 (1.84/ea)
1000
$1,560.00 (1.56/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 2"
SKU #51062
Flat Socket Head Screw 304 SS - 1/2"-13 x 2"
SKU #51062
1
$2.66 (2.66/ea)
25
$56.25 (2.25/ea)
100
$205.00 (2.05/ea)
1000
$1,740.00 (1.74/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 2-1/4"
SKU #51072
Flat Socket Head Screw 304 SS - 1/2"-13 x 2-1/4"
SKU #51072
1
$3.39 (3.39/ea)
25
$67.50 (2.7/ea)
100
$262.00 (2.62/ea)
1000
$2,230.00 (2.23/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 2-1/2"
SKU #51082
Flat Socket Head Screw 304 SS - 1/2"-13 x 2-1/2"
SKU #51082
1
$3.79 (3.79/ea)
25
$80.00 (3.2/ea)
100
$291.00 (2.91/ea)
1000
$2,470.00 (2.47/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 3"
SKU #51092
Flat Socket Head Screw 304 SS - 1/2"-13 x 3"
SKU #51092
1
$4.39 (4.39/ea)
25
$86.00 (3.44/ea)
100
$338.00 (3.38/ea)
1000
$2,870.00 (2.87/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 3-1/2"
SKU #51102
Flat Socket Head Screw 304 SS - 1/2"-13 x 3-1/2"
SKU #51102
1
$6.82 (6.82/ea)
25
$127.25 (5.09/ea)
100
$470.00 (4.7/ea)
1000
$4,450.00 (4.45/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 4"
SKU #51112
Flat Socket Head Screw 304 SS - 1/2"-13 x 4"
SKU #51112
1
$7.35 (7.35/ea)
25
$137.25 (5.49/ea)
100
$490.00 (4.9/ea)
1000
$4,800.00 (4.8/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 4-1/2"
SKU #51122
Flat Socket Head Screw 304 SS - 1/2"-13 x 4-1/2"
SKU #51122
1
$10.49 (10.49/ea)
25
$216.25 (8.65/ea)
100
$770.00 (7.7/ea)
1000
$7,580.00 (7.58/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 5"
SKU #51132
Flat Socket Head Screw 304 SS - 1/2"-13 x 5"
SKU #51132
1
$11.99 (11.99/ea)
25
$249.50 (9.98/ea)
100
$890.00 (8.9/ea)
1000
$8,740.00 (8.74/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 5-1/2"
SKU #51142
Flat Socket Head Screw 304 SS - 1/2"-13 x 5-1/2"
SKU #51142
1
$31.18 (31.18/ea)
25
$747.25 (29.89/ea)
100
$2,860.00 (28.6/ea)
1000
$28,570.00 (28.57/ea)
Subtotal: $0.00 /
Flat Socket Head Screw 304 SS - 1/2"-13 x 6"
SKU #51152
Flat Socket Head Screw 304 SS - 1/2"-13 x 6"
SKU #51152
1
$12.50 (12.5/ea)
25
$260.50 (10.42/ea)
100
$1,000.00 (10/ea)
1000
$9,120.00 (9.12/ea)
Subtotal: $0.00 /

Frequently Used With

1
$4.08 (4.08/ea)
10
$37.00 (3.7/ea)
25
$89.50 (3.58/ea)
50
$172.00 (3.44/ea)
Subtotal: $0.00 /
1
$1.97 (1.97/ea)
25
$46.00 (1.84/ea)
100
$170.00 (1.7/ea)
1000
$1,560.00 (1.56/ea)
Subtotal: $0.00 /
1
$1.49 (1.49/ea)
25
$34.75 (1.39/ea)
100
$128.00 (1.28/ea)
1000
$1,170.00 (1.17/ea)
Subtotal: $0.00 /
1
NA
25
$9.75 (0.39/ea)
100
$35.00 (0.35/ea)
1000
$320.00 (0.32/ea)
Subtotal: $0.00 /

Product Specifications
Color
Silver
Corrosion Resistant
Yes
Countersink
82 Degrees
Diameter
1/2"
Drive Style
Internal Hex (Allen)
Grade
304
Head Diameter
Max 0.938 - Min 0.872
Head Height Max
0.251
Head Style
Flat
Hex Drive
5/16"
Material
Stainless Steel
Overall Head Height
Max 0.251 - Min 0.239
Product Type
Socket Cap Screws
Standards Met
ASTM F 835
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
13 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances