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Flat-Head Quick-Release Pins
These pins have a low-profile head, so they won't get knocked out of place. Pins have a spring-loaded ball that pops out when the pin is pushed into a hole, and retracts when the pin is pulled out. For the best fit, the hole should be as close to the diameter as possible, but not larger than the diameter at extended ball height.
Zinc-plated steel pins have good strength and some corrosion resistance.
18-8 stainless steel pins offer a balance of strength and corrosion resistance. They may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
Head | |||||||||
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Usable Lg. | Dia. Tolerance | Dia. | Ht. | Dia. at Extended Ball Ht. | Min. Hardness | Ball Material | Pkg. Qty. | Pkg. | |
Zinc-Plated 1004-1045 Carbon Steel | |||||||||
3/16" Dia. | |||||||||
9/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
13/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 0000 |
1 1/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 0000 |
1 5/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 0000 |
1 13/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
2 5/16" | -0.005" to 0" | 5/16" | 1/16" | 0.205" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1/4" Dia. | |||||||||
1/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1/2" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
5/8" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 0000 |
7/8" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 1/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 0000 |
1 1/2" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 3/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
2" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
2 1/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
2 3/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3 1/4" | -0.005" to 0" | 3/8" | 3/32" | 0.286" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
5/16" Dia. | |||||||||
3/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1/2" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
5/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3/4" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
7/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 1/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 3/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 5/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
2 1/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
2 5/8" | -0.005" to 0" | 7/16" | 3/32" | 0.36" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
3/8" Dia. | |||||||||
3/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
5/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3/4" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
7/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 1/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 1/4" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 3/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 5/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 7/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
2 1/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
2 5/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3 1/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
3 5/8" | -0.005" to 0" | 1/2" | 1/8" | 0.426" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
7/16" Dia. | |||||||||
9/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
13/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 0000 |
1 1/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1 5/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1 9/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
2 1/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
2 9/16" | -0.005" to 0" | 5/8" | 5/32" | 0.495" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1/2" Dia. | |||||||||
1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
3/4" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
7/8" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 1/8" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1 1/4" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 5 | 000000000 | 00000 |
1 1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
1 3/4" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
2 1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 10 | 000000000 | 00000 |
3 1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
4" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
4 1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
5 1/2" | -0.005" to 0" | 5/8" | 5/32" | 0.559" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
5/8" Dia. | |||||||||
7/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 1/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 3/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 5/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 7/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2 3/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2 7/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
3 3/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
4 3/8" | -0.005" to 0" | 13/16" | 7/32" | 0.706" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
3/4" Dia. | |||||||||
1 1/4" | -0.005" to 0" | 15/16" | 1/4" | 0.852" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
1 3/4" | -0.005" to 0" | 15/16" | 1/4" | 0.852" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2" | -0.005" to 0" | 15/16" | 1/4" | 0.852" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2 1/4" | -0.005" to 0" | 15/16" | 1/4" | 0.852" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |
2 3/4" | -0.005" to 0" | 15/16" | 1/4" | 0.852" | Rockwell B60 | 18-8 Stainless Steel | 1 | 000000000 | 0000 |