Brighton-Best Hex Socket Cap Screws 1/4" Diameter - Plain
Hexagon Socket Head Cap (Allen Head) Screws *1960 Series / MEDIUM CARBON ALLOY STEEL - QUENCHED & TEMPERED *Bare / Plain (not-plated) - Unified 3A Thread Fit *UNC Coarse Thread
Hex Socket Cap Screws 1/4" Diameter - Plain
Hexagon Socket Head Cap (Allen Head) Screws *1960 Series / MEDIUM CARBON ALLOY STEEL - QUENCHED & TEMPERED *Bare / Plain (not-plated) - Unified 3A Thread Fit *UNC Coarse Thread 
Product #: BRI011149
Product is missing measurements and cannot be shipped. Please call 403-287-5340 so we can fix this issue and enable shipping.
Options: DIA.: 1/4"; Length: 3/4"
Info: 20 - UNC
$12.80 /EA
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Regular: $12.80 /
BRI011143 1/4", 3/8" 20 - UNC , InStock
$15.95 /100PC
BRI011145 1/4", 1/2" 20 - UNC , InStock
$10.63 /100PC
BRI011147 1/4", 5/8" 20 - UNC , InStock
$12.58 /100PC
BRI011149 1/4", 3/4" 20 - UNC , InStock
$12.80 /100PC
BRI011153 1/4", 1" 20 - UNC , InStock
$15.29 /100PC
BRI011155 1/4", 1-1/4" 20 - UNC , InStock
$16.68 /100PC
BRI011157 1/4", 1-1/2" , InStock
$19.91 /100PC
BRI011159 1/4", 1-3/4" 20 - UNC , InStock
$22.18 /100PC
BRI011161 1/4", 2" 20 - UNC , InStock
$36.22 /100PC
BRI011163 1/4", 2-1/4" 20 - UNC , InStock
$33.87 /100PC
BRI011165 1/4", 2-1/2" 20 - UNC , InStock
$38.49 /100PC
BRI011167 1/4", 2-3/4" 20 - UNC , InStock
$37.46 /100PC
BRI011169 1/4", 3" 20 - UNC , InStock
$45.13 /100PC
DIA.
Length
Info
PROD #
Price
1/4"
3/8"
20 - UNC
BRI011143
$15.95 /100PC
1/4"
1/2"
20 - UNC
BRI011145
$10.63 /100PC
1/4"
5/8"
20 - UNC
BRI011147
$12.58 /100PC
1/4"
3/4"
20 - UNC
BRI011149
$12.80 /100PC
1/4"
1"
20 - UNC
BRI011153
$15.29 /100PC
1/4"
1-1/4"
20 - UNC
BRI011155
$16.68 /100PC
1/4"
1-1/2"
BRI011157
$19.91 /100PC
1/4"
1-3/4"
20 - UNC
BRI011159
$22.18 /100PC
1/4"
2"
20 - UNC
BRI011161
$36.22 /100PC
1/4"
2-1/4"
20 - UNC
BRI011163
$33.87 /100PC
1/4"
2-1/2"
20 - UNC
BRI011165
$38.49 /100PC
1/4"
2-3/4"
20 - UNC
BRI011167
$37.46 /100PC
1/4"
3"
20 - UNC
BRI011169
$45.13 /100PC
Available Online: 842
Pre Order Item
Estimated Availability Date:
Estimated Availability Date:
Availability in Store:
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BUY DIRECT
BRI011143 1/4", 3/8" 20 - UNC
$15.95 /100PC
BRI011145 1/4", 1/2" 20 - UNC
$10.63 /100PC
BRI011147 1/4", 5/8" 20 - UNC
$12.58 /100PC
BRI011149 1/4", 3/4" 20 - UNC
$12.80 /100PC
BRI011153 1/4", 1" 20 - UNC
$15.29 /100PC
BRI011155 1/4", 1-1/4" 20 - UNC
$16.68 /100PC
BRI011157 1/4", 1-1/2"
$19.91 /100PC
BRI011159 1/4", 1-3/4" 20 - UNC
$22.18 /100PC
BRI011161 1/4", 2" 20 - UNC
$36.22 /100PC
BRI011163 1/4", 2-1/4" 20 - UNC
$33.87 /100PC
BRI011165 1/4", 2-1/2" 20 - UNC
$38.49 /100PC
BRI011167 1/4", 2-3/4" 20 - UNC
$37.46 /100PC
BRI011169 1/4", 3" 20 - UNC
$45.13 /100PC
DIA.
Length
Info
PROD #
Price
1/4"
3/8"
20 - UNC
BRI011143
$15.95 /100PC
1/4"
1/2"
20 - UNC
BRI011145
$10.63 /100PC
1/4"
5/8"
20 - UNC
BRI011147
$12.58 /100PC
1/4"
3/4"
20 - UNC
BRI011149
$12.80 /100PC
1/4"
1"
20 - UNC
BRI011153
$15.29 /100PC
1/4"
1-1/4"
20 - UNC
BRI011155
$16.68 /100PC
1/4"
1-1/2"
BRI011157
$19.91 /100PC
1/4"
1-3/4"
20 - UNC
BRI011159
$22.18 /100PC
1/4"
2"
20 - UNC
BRI011161
$36.22 /100PC
1/4"
2-1/4"
20 - UNC
BRI011163
$33.87 /100PC
1/4"
2-1/2"
20 - UNC
BRI011165
$38.49 /100PC
1/4"
2-3/4"
20 - UNC
BRI011167
$37.46 /100PC
1/4"
3"
20 - UNC
BRI011169
$45.13 /100PC
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Product Description
Hexagon Socket Head Cap Screws
High-Strength Tension Fasteners
√ HEAT TREATED ALLOY STEEL
BARE / PLAIN (non-plated)
1960 Series
ASME/ANSI B18.3 & ASTM A574
MEDIUM CARBON ALLOY STEEL
QUENCHED AND TEMPERED
- Unified 3A Thread Fit
- UNC Coarse Thread
- Hexagon Socket Cap Screws (B18.3, 1960)
MINIMUM TENSILE STRENGTH (PSI)
- Up to 1/2” dia. inclusive 140,000 PSI
- Over 1/2” to 2” inclusive 135,000 PSI
NOMINAL SIZES (Standard)
- #0 to 1/4”
- Over 1/4” to 2”
- U.N.C.: Acronym, Unified National Coarse. The most common thread type of the Unified Thread System (U.N.C. - U.N.F. - U.N.S. - etc.), and is the preferred thread type for general purpose inch fasteners. Because of the coarse pitch, the threads are deeper than finde threads (U.N.F.) and are easier to assemble without cross threading.
- Unified Thread System: The Unified Thread System (or Unified Thread Standard - UTS) defines a standard thread form and series - along with allowances, tolerances, and designations - for screw and bolt threads commonly used in the United States and Canada.
- ASTM: Acronym, American Society for Testing and Materials (name officially changed to "ASTM International" in 2001). ASTM is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services.
Product Specifications
| Vendor Part #: | 11145 |
| Material: | Medium Carbon Alloy Steel |
| Tensile Strength (minimum): | [180000 psi] |
- √for Clamping Assemblies
- √in Tool & Die Fixture Applications
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https://www.calfast.com/6972-Explore-Screw-Threads-P... - Article | Unified Threads The Unified Thread System (or Unified Thread Standard - UTS) defines a standard thread form and series for fasteners
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