Plain Grade 18-8 Stainless Steel Split Lock Washers
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| Style | Model | Fits Bolt Sizes | Inside Dia. | Outside Dia. | Hardness | Thickness | Thickness Tolerance | Resistance Properties | For Screw Size | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | U51450.008.0001 | #2 | 0.088" | 0.172" | Rockwell C35 | 0.02" | 0.02" | - | #2 | 50 | €1.62 | |
| B | 1NY84 | #2 | 3/32" | 0.172" | Rockwell C35 | 0.02" | - | - | #2 | 100 | €4.64 | |
| C | 1NY83 | #2 | 3/32" | 0.172" | Rockwell C35 | 0.02" | - | - | #2 | 1000 | €19.77 | |
| D | 1NY86 | #3 | 0.107" | 0.195" | Rockwell C35 | 0.025" | - | - | #3 | 100 | €6.07 | |
| E | U51450.009.0001 | #3 | 0.101" | 0.195" | Rockwell C35 | 0.025" | Not Rated | - | - | 50 | €2.38 | |
| F | B51450.011.0001 | #4 | 3/25" | 0.209" | Rockwell C35 | 0.025" | +0.025" | - | #4 | 1000 | €25.04 | |
| G | U51450.011.0001 | #4 | 0.114" | 0.209" | Rockwell C32 | 0.025" | - | - | #4 | 50 | €2.14 | |
| H | 1NY89 | #5 | 0.133" | 0.236" | Rockwell C35 | 0.031" | - | - | #5 | 100 | €4.85 | |
| I | U51450.012.0001 | #5 | 0.127" | 0.236" | Rockwell C35 | 0.031" | Not Rated | Chemical Resistant, Corrosion Resistant, High Temperature Resistant, Nonmagnetic, Solvent Resistant | #5 | 50 | €2.71 | |
| J | U51450.013.0001 | #6 | 0.141" | 1/4" | Rockwell C35 | 0.031" | 0.031" | - | - | 50 | €2.83 | |
| K | B51450.013.0001 | #6 | 0.148" | 1/4" | Rockwell C35 | 0.031" | +0.031" | - | #6 | 1000 | €21.12 | |
| L | U51450.016.0001 | #8 | 0.167" | 0.293" | Rockwell C35 | 1/25" | - | Corrosion Resistant | #8 | 50 | €2.34 | |
| M | B51450.016.0001 | #8 | 0.174" | 0.293" | Rockwell C35 | 1/25" | +0.04" | Corrosion Resistant | #8 | 1000 | €45.37 | |
| N | B51450.019.0001 | #10 | 1/5" | 0.334" | Rockwell C35 | 0.047" | +0.047" | - | - | 1000 | €63.07 | |
| O | U51450.019.0001 | #10 | 0.193" | 0.334" | Rockwell C35 | 0.047" | - | Corrosion Resistant | #10 | 50 | €2.78 | |
| P | 1NY96 | #12 | 0.227" | 0.377" | Rockwell C35 | 0.056" | - | - | #12 | 100 | €9.64 | |
| Q | U51450.021.0001 | #12 | 0.22" | 0.377" | Rockwell C35 | 0.056" | 0.056" | - | #12 | 50 | €4.32 | |
| R | U51450.150.0001 | 1 1/2" | 1.504" | 2.419" | Rockwell C35 | 3/8" | - | - | 1 1/2" | 5 | €59.03 | |
| S | U51450.125.0001 | 1 1/4" | 1.254" | 2.036" | Rockwell C35 | 0.312" | - | - | - | 5 | €50.53 | |
| T | U51450.112.0001 | 1 1/8" | 1.129" | 1.847" | Rockwell C35 | 0.281" | - | - | - | 5 | €15.44 | |
| U | 1PA16 | 1" | 1.024" | 1.656" | Rockwell C35 | 1/4" | - | - | 1" | 10 | €58.27 | |
| V | U51450.100.0001 | 1" | 1.003" | 1.656" | Rockwell C35 | 1/4" | - | Corrosion Resistant | 1" | 5 | €16.59 | |
| W | U51450.050.0001 | 1/2" | 0.502" | 0.869" | Rockwell C35 | 1/8" | - | Corrosion Resistant | 1/2" | 10 | €5.75 | |
| X | 1NY12 | 1/4" | 0.26" | 0.363" | Rockwell C35 | 0.0781" | - | - | 1/4" | 100 | €14.13 | |
| Y | U51390.025.0001 | 1/4" | 0.252" | 0.363" | Rockwell C35 | 0.0781" | 0.078" | - | 1/4" | 50 | €10.65 | |
| Z | U51450.025.0001 | 1/4" | 0.252" | 0.487" | Rockwell C35 | 1/16" | - | Corrosion Resistant | 1/4" | 50 | €5.38 | |
| A1 | U51450.075.0001 | 3/4" | 0.753" | 1.265" | Rockwell C35 | 3/16" | - | Corrosion Resistant | 3/4" | 5 | €6.73 | |
| B1 | U51390.037.0001 | 3/8" | 0.377" | 0.55" | Rockwell C35 | 1/8" | 1/8" | - | 3/8" | 50 | €17.24 | |
| C1 | U51450.037.0001 | 3/8" | 0.377" | 17/25" | Rockwell C35 | 3/32" | - | Corrosion Resistant | 3/8" | 50 | €10.68 | |
| D1 | 1NY14 | 3/8" | 0.385" | 0.55" | Rockwell C35 | 1/8" | - | - | 3/8" | 100 | €45.83 | |
| E1 | U51450.062.0001 | 5/8" | 0.628" | 1.073" | Rockwell C35 | 0.156" | - | Corrosion Resistant | 5/8" | 10 | €7.95 | |
| F1 | U51390.031.0001 | 5/16" | 0.314" | 0.457" | Rockwell C35 | 0.0938" | 0.093" | - | 5/16" | 50 | €14.13 | |
| G1 | 1NY13 | 5/16" | 0.322" | 0.457" | Rockwell C35 | 0.0938" | - | - | 5/16" | 100 | €25.18 | |
| H1 | U51450.031.0001 | 5/16" | 0.314" | 0.583" | Rockwell C35 | 0.0781" | - | Corrosion Resistant | 5/16" | 50 | €7.16 | |
| I1 | U51450.087.0001 | 7/8" | 0.878" | 1.459" | Rockwell C35 | 0.219" | - | Corrosion Resistant | 7/8" | 5 | €11.05 | |
| J1 | U51450.043.0001 | 7/16" | 11/25" | 0.77" | - | 0.109" | - | Corrosion Resistant | 7/16" | 25 | €9.87 | |
| K1 | U51390.043.0001 | 7/16" | 11/25" | 0.644" | Rockwell C35 | 0.14" | 0.14" | - | 7/16" | 25 | €24.76 | |
| L1 | U51450.056.0001 | 9/16" | 0.564" | 0.965" | Rockwell C35 | 0.141" | - | - | 9/16" | 10 | €10.33 |





































