1/2-13 Socket Head Screws 18-8 Stainless Steel

1/2"-13 Stainless Steel Socket Cap Screws

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


1/2"-13 Stainless steel Knurled Head socket cap screws are bolts or machine screws with a Hex or Allen drive style.

  • Commonly referred to as allen bolts, socket head cap screws, or socket head screws
  • Driven manually, or with a Hex Allen Bit or Key
  • Cylindrical head
  • 18-8 Stainless Steel offer the Fastener Industry standard for corrosion and rust resistance
  • Recommended for use in exterior applications, or those that are exposed to fresh water moisture
The term socket head cap screw typically refers to a type of threaded fastener whose head diameter is nominally 1.5 times or more that of the screw shank (major) diameter.


Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head
FT = Full Thread
PT = Partial Thread

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Socket Cap Screws 304 SS - 1/2-13 x 1/2 (FT)
SKU #36002
Socket Cap Screws 304 SS - 1/2-13 x 1/2 (FT)
SKU #36002
1
$3.55 (3.55/ea)
25
$85.75 (3.43/ea)
100
$328.00 (3.28/ea)
1000
$3,260.00 (3.26/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 5/8 (FT)
SKU #36012
Socket Cap Screws 304 SS - 1/2-13 x 5/8 (FT)
SKU #36012
1
$2.69 (2.69/ea)
25
$64.75 (2.59/ea)
100
$248.00 (2.48/ea)
1000
$2,450.00 (2.45/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 3/4 (FT)
SKU #36022
Socket Cap Screws 304 SS - 1/2-13 x 3/4 (FT)
SKU #36022
1
$1.53 (1.53/ea)
25
$29.50 (1.18/ea)
100
$111.00 (1.11/ea)
1000
$960.00 (0.96/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 7/8 (FT)
SKU #36032
Socket Cap Screws 304 SS - 1/2-13 x 7/8 (FT)
SKU #36032
1
$1.75 (1.75/ea)
25
$41.75 (1.67/ea)
100
$162.00 (1.62/ea)
1000
$1,600.00 (1.6/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 1 (FT)
SKU #36042
Socket Cap Screws 304 SS - 1/2-13 x 1 (FT)
SKU #36042
1
$1.55 (1.55/ea)
25
$36.25 (1.45/ea)
100
$113.00 (1.13/ea)
1000
$970.00 (0.97/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 1-1/4 (FT)
SKU #36052
Socket Cap Screws 304 SS - 1/2-13 x 1-1/4 (FT)
SKU #36052
1
$1.68 (1.68/ea)
25
$41.50 (1.66/ea)
100
$123.00 (1.23/ea)
1000
$1,050.00 (1.05/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 1-1/2 (FT)
SKU #36062
Socket Cap Screws 304 SS - 1/2-13 x 1-1/2 (FT)
SKU #36062
1
$1.79 (1.79/ea)
25
$38.50 (1.54/ea)
100
$129.00 (1.29/ea)
1000
$1,110.00 (1.11/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 1-3/4 (FT)
SKU #36072
Socket Cap Screws 304 SS - 1/2-13 x 1-3/4 (FT)
SKU #36072
1
$2.01 (2.01/ea)
25
$47.75 (1.91/ea)
100
$148.00 (1.48/ea)
1000
$1,260.00 (1.26/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 2 (FT)
SKU #36082
Socket Cap Screws 304 SS - 1/2-13 x 2 (FT)
SKU #36082
1
$2.07 (2.07/ea)
25
$50.00 (2/ea)
100
$151.00 (1.51/ea)
1000
$1,300.00 (1.3/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 2-1/4 (PT)
SKU #36092
Socket Cap Screws 304 SS - 1/2-13 x 2-1/4 (PT)
SKU #36092
1
$2.46 (2.46/ea)
25
$59.50 (2.38/ea)
100
$228.00 (2.28/ea)
1000
$2,260.00 (2.26/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 2-1/2 (PT)
SKU #36102
Socket Cap Screws 304 SS - 1/2-13 x 2-1/2 (PT)
SKU #36102
1
$2.63 (2.63/ea)
25
$57.00 (2.28/ea)
100
$192.00 (1.92/ea)
1000
$1,640.00 (1.64/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 2-3/4 (PT)
SKU #36112
Socket Cap Screws 304 SS - 1/2-13 x 2-3/4 (PT)
SKU #36112
1
$2.62 (2.62/ea)
25
$63.25 (2.53/ea)
100
$241.00 (2.41/ea)
1000
$2,390.00 (2.39/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 3 (PT)
SKU #36122
Socket Cap Screws 304 SS - 1/2-13 x 3 (PT)
SKU #36122
1
$2.90 (2.9/ea)
25
$68.75 (2.75/ea)
100
$212.00 (2.12/ea)
1000
$1,820.00 (1.82/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 3-1/4 (PT)
SKU #36132
Socket Cap Screws 304 SS - 1/2-13 x 3-1/4 (PT)
SKU #36132
1
$4.29 (4.29/ea)
25
$103.00 (4.12/ea)
100
$395.00 (3.95/ea)
1000
$3,930.00 (3.93/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 3-1/2 (PT)
SKU #36142
Socket Cap Screws 304 SS - 1/2-13 x 3-1/2 (PT)
SKU #36142
1
$3.91 (3.91/ea)
25
$93.75 (3.75/ea)
100
$331.00 (3.31/ea)
1000
$2,840.00 (2.84/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 4 (PT)
SKU #36152
Socket Cap Screws 304 SS - 1/2-13 x 4 (PT)
SKU #36152
1
$4.89 (4.89/ea)
25
$120.75 (4.83/ea)
100
$410.00 (4.1/ea)
1000
$3,490.00 (3.49/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 4-1/2 (PT)
SKU #36162
Socket Cap Screws 304 SS - 1/2-13 x 4-1/2 (PT)
SKU #36162
1
$6.51 (6.51/ea)
25
$137.25 (5.49/ea)
100
$548.00 (5.48/ea)
1000
$4,690.00 (4.69/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 5 (PT)
SKU #36172
Socket Cap Screws 304 SS - 1/2-13 x 5 (PT)
SKU #36172
1
$14.13 (14.13/ea)
25
$312.50 (12.5/ea)
100
$1,071.00 (10.71/ea)
1000
$9,420.00 (9.42/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 5-1/2 (PT)
SKU #36182
Socket Cap Screws 304 SS - 1/2-13 x 5-1/2 (PT)
SKU #36182
1
$6.73 (6.73/ea)
25
$161.50 (6.46/ea)
100
$625.00 (6.25/ea)
1000
$6,180.00 (6.18/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 6 (PT)
SKU #36192
Socket Cap Screws 304 SS - 1/2-13 x 6 (PT)
SKU #36192
1
$15.72 (15.72/ea)
25
$362.50 (14.5/ea)
100
$1,214.00 (12.14/ea)
1000
$10,500.00 (10.5/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 6-1/2 (PT)
SKU #36202
Socket Cap Screws 304 SS - 1/2-13 x 6-1/2 (PT)
SKU #36202
1
$18.52 (18.52/ea)
25
$437.50 (17.5/ea)
100
$1,481.00 (14.81/ea)
1000
$12,700.00 (12.7/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 7 (PT)
SKU #36212
Socket Cap Screws 304 SS - 1/2-13 x 7 (PT)
SKU #36212
1
$22.68 (22.68/ea)
25
$500.00 (20/ea)
100
$1,673.00 (16.73/ea)
1000
$14,560.00 (14.56/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 7-1/2 (PT)
SKU #36222
Socket Cap Screws 304 SS - 1/2-13 x 7-1/2 (PT)
SKU #36222
1
$29.46 (29.46/ea)
25
$712.50 (28.5/ea)
100
$2,467.00 (24.67/ea)
1000
$22,180.00 (22.18/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 8 (PT)
SKU #36232
Socket Cap Screws 304 SS - 1/2-13 x 8 (PT)
SKU #36232
1
$32.35 (32.35/ea)
25
$750.00 (30/ea)
100
$2,713.00 (27.13/ea)
1000
$24,400.00 (24.4/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 9 (PT)
SKU #36242
Socket Cap Screws 304 SS - 1/2-13 x 9 (PT)
SKU #36242
1
$37.63 (37.63/ea)
25
$887.50 (35.5/ea)
100
$3,162.00 (31.62/ea)
1000
$28,440.00 (28.44/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 10 (PT)
SKU #36252
Socket Cap Screws 304 SS - 1/2-13 x 10 (PT)
SKU #36252
1
$41.26 (41.26/ea)
25
$1,000.00 (40/ea)
100
$3,467.00 (34.67/ea)
1000
$31,180.00 (31.18/ea)
Subtotal: $0.00 /
Socket Cap Screws 304 SS - 1/2-13 x 12 (PT)
SKU #36262
Socket Cap Screws 304 SS - 1/2-13 x 12 (PT)
SKU #36262
1
$45.32 (45.32/ea)
25
$1,075.00 (43/ea)
100
$3,808.00 (38.08/ea)
1000
$34,240.00 (34.24/ea)
Subtotal: $0.00 /

Frequently Used With

1
$3.37 (3.37/ea)
25
$78.50 (3.14/ea)
100
$290.00 (2.9/ea)
1000
$2,660.00 (2.66/ea)
Subtotal: $0.00 /
1
$2.03 (2.03/ea)
25
$47.25 (1.89/ea)
100
$175.00 (1.75/ea)
1000
$1,600.00 (1.6/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
Chamfer on Radius
Max 0.010
Color
Silver
Corrosion Resistant
Yes
Diameter
1/2"
Drive Style
Internal Hex (Allen)
Grade
18-8
Head Diameter
Max 0.750 - Min 0.735
Head Height Max
0.5
Head Side Height
Max 0.450
Head Style
Socket Cap
Hex Drive
3/8"
Material
Stainless Steel
Overall Head Height
Max 0.500 - Min 0.492
Product Type
Socket Cap Screws
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