Black Oxide Steel Oversized Flat Washers
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| Style | Model | Fits Bolt Size | Thickness | Min. Thickness | Max. Thickness | For Screw Size | Material Grade/class | Thickness Tolerance | Inside Dia. Tolerance | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | U38403.011.0001 | #4 | 5/64" | 0.078" | 0.078" | #4 | Case Hardened | 0.059" to 0.097" | 0.12" to 0.133" | 100 | €4.09 | |
| B | U38403.013.0001 | #6 | 5/64" | 0.078" | 0.078" | #6 | Case Hardened | 0.059" to 0.097" | 0.151" to 0.164" | 100 | €5.35 | |
| C | U38403.016.0001 | #8 | 5/64" | 0.078" | 0.078" | #8 | Case Hardened | 0.059" to 0.097" | 0.183" to 0.196" | 100 | €5.18 | |
| D | U38403.019.0001 | #10 | 0.094" | 0.094" | 0.094" | #10 | Case Hardened | 0.068" to 0.12" | 0.183" to 0.196" | 100 | €5.47 | |
| E | B38100.150.0001 | 1 1/2" | 0.156" | 0.18" | 0.18" | 1 1/2" | Ungraded | 0.153" to 0.213" | 1.615" to 1.67" | 55 | €160.93 | |
| F | U38100.150.0001 | 1 1/2" | 0.156" | 0.18" | 0.18" | 1 1/2" | Ungraded | 0.153" to 0.213" | 1.615" to 1.67" | 5 | €16.03 | |
| G | Z9252 | 1 1/2" | 1/4" | - | - | - | - | -0.02" to +0.005" | - | 1 | €59.63 | |
| H | U38403.125.0001 | 1 1/4" | 0.281" | 0.281" | 0.281" | 1 1/4" | Case Hardened | 0.265" to 0.297" | 1.274" to 1.311" | 5 | €13.39 | |
| I | U38403.112.0001 | 1 1/8" | 0.156" | 0.219" | 0.219" | 1 1/8" | Case Hardened | 0.19" to 0.248" | 1.149" to 1.186" | 5 | €11.97 | |
| J | Z9254 | 1 3/4" | 1/4" | 1/8" | 1/8" | 1 3/4" | Ungraded | -0.02" to +0.005" | -0.01" to +0.01" | 1 | €65.37 | |
| K | Z9250 | 1 3/8" | 1/4" | 1/8" | 1/8" | 1 3/8" | Ungraded | -0.02" to +0.005" | -0.01" to +0.01" | 1 | €41.35 | |
| L | U38100.137.0001 | 1 3/8" | 0.156" | 0.18" | 0.18" | 1 3/8" | Ungraded | 0.153" to 0.213" | 1.49" to 1.545" | 5 | €13.04 | |
| M | U38403.100.0001 | 1" | 0.156" | 0.188" | 0.188" | 1" | Case Hardened | 0.17" to 0.208" | 1.093" to 1.024" | 5 | €8.39 | |
| N | U38100.100.0001 | 1" | 0.156" | 0.165" | 0.165" | 1" | Ungraded | 0.136" to 0.192" | 1.055" to 1.092" | 5 | €7.68 | |
| O | Z9294 | 1" | 1/4" | 6/25" | 0.26" | 1" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 2 | €42.13 | |
| P | B38213.050.0200 | 1/2" | 1/16" | 0.063" | 0.063" | 1/2" | Grade 2 | -0.047" to +0.08" | - | 650 | €2,903.00 | |
| Q | U38403.050.0001 | 1/2" | 1/8" | 1/8" | 1/8" | 1/2" | Case Hardened | 0.104" to 0.151" | 0.526" to 0.546" | 50 | €15.15 | |
| R | U38100.050.0001 | 1/2" | 0.109" | 0.109" | 0.109" | 1/2" | Ungraded | 0.086" to 0.132" | 0.557" to 0.577" | 50 | €14.13 | |
| S | Z9289 | 1/2" | 0.156" | 0.146" | 0.166" | 1/2" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 5 | €24.31 | |
| T | U38213.050.0150 | 1/2" | 1/16" | 0.065" | 0.065" | 1/2" | Ungraded | -0.047" to +0.08" | - | 50 | €10.95 | |
| U | U38213.050.0200 | 1/2" | 1/16" | 0.065" | 0.065" | 1/2" | Ungraded | -0.047" to +0.08" | - | 50 | €21.25 | |
| V | U38213.050.0300 | 1/2" | 1/16" | 0.065" | 0.065" | 1/2" | Ungraded | -0.047" to +0.08" | 0.535", 0.01", 0.01" | 50 | €133.38 | |
| W | U38213.025.0200 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | - | 100 | €183.54 | |
| P | B38213.025.0200 | 1/4" | 1/16" | 0.063" | 0.063" | 1/4" | Grade 2 | -0.047" to +0.08" | - | 600 | €284.37 | |
| P | B38213.025.0100 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | 0.275" to 0.295" | 2400 | €220.00 | |
| X | U38213.025.0125 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | 0.275" to 0.295" | 100 | €18.19 | |
| Y | U38213.025.0100 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | 0.275" to 0.295" | 100 | €10.24 | |
| Z | Z9285 | 1/4" | 0.14" | 0.13" | 0.15" | 1/4" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 10 | €51.77 | |
| A1 | U38213.025.0250 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | - | 100 | €204.69 | |
| B1 | U38403.025.0001 | 1/4" | 1/8" | 1/8" | 1/8" | 1/4" | Case Hardened | 0.111" to 0.141" | 0.276" to 0.296" | 100 | €9.91 | |
| C1 | U38213.025.0300 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | 0.285", 0.01", 0.01" | 100 | €113.96 | |
| P | B38213.025.0150 | 1/4" | 1/16" | 0.063" | 0.063" | 1/4" | Grade 2 | -0.047" to +0.08" | - | 1000 | €4,062.71 | |
| D1 | U38213.025.0150 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | - | 100 | €20.60 | |
| E1 | U38213.025.0087 | 1/4" | 1/16" | 0.065" | 0.065" | 1/4" | Ungraded | -0.047" to +0.08" | - | 100 | €28.27 | |
| F1 | U38213.012.0075 | 1/8" | 1/16" | 0.065" | 0.065" | 1/8" | Ungraded | -0.047" to +0.08" | - | 100 | €31.25 | |
| G1 | U38213.012.0062 | 1/8" | 1/16" | 0.065" | 0.065" | 1/8" | Ungraded | -0.047" to +0.08" | - | 100 | €32.09 | |
| H1 | Z9258 | 2 1/2" | 5/16" | 0.312" | 0.312" | 2 1/2" | Ungraded | -0.01" to +0.02" | -0.01" to +0.01" | 1 | €115.52 | |
| I1 | Z9256 | 2" | 1/4" | 1/8" | 1/8" | 2" | Ungraded | -0.02" to +0.005" | -0.01" to +0.01" | 1 | €78.99 | |
| H1 | Z9262 | 3 1/2" | 5/16" | 0.312" | 0.312" | 3 1/2" | Ungraded | -0.01" to +0.02" | -0.01" to +0.01" | 1 | €204.59 | |
| H1 | Z9260 | 3" | 5/16" | 0.312" | 0.312" | 3" | Ungraded | -0.01" to +0.02" | -0.01" to +0.01" | 1 | €160.22 | |
| J1 | U38100.075.0001 | 3/4" | 0.156" | 0.148" | 0.148" | 3/4" | Ungraded | 0.122" to 0.177" | 0.805" to 0.842" | 20 | €15.40 | |
| K1 | Z9293 | 3/4" | 1/4" | 6/25" | 0.26" | 3/4" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 2 | €34.42 | |
| L1 | U38403.075.0001 | 3/4" | 1/8" | 1/8" | 1/8" | 3/4" | Case Hardened | 0.096" to 0.154" | 0.774" to 0.751" | 20 | €14.13 | |
| M1 | U38213.037.0162 | 3/8" | 1/16" | 0.065" | 0.065" | 3/8" | Ungraded | -0.047" to +0.08" | - | 100 | €120.29 | |
| N1 | U38213.037.0125 | 3/8" | 1/16" | 0.065" | 0.065" | 3/8" | Ungraded | -0.047" to +0.08" | - | 100 | €16.44 | |
| O1 | B38100.037.0001 | 3/8" | 0.083" | 0.083" | 0.083" | 3/8" | Ungraded | 0.064" to 0.104" | 0.433" to 0.453" | 1500 | €145.09 | |
| P1 | U38403.037.0001 | 3/8" | 1/8" | 1/8" | 1/8" | 3/8" | Case Hardened | 0.106" to 0.14" | 0.401" to 0.421" | 50 | €9.96 | |
| Q1 | U38213.037.0300 | 3/8" | 1/16" | 0.065" | 0.065" | 3/8" | Ungraded | -0.047" to +0.08" | 0.41", 0.01", 0.01" | 100 | €69.79 | |
| R1 | U38213.037.0150 | 3/8" | 1/16" | 0.065" | 0.065" | 3/8" | Ungraded | -0.047" to +0.08" | - | 100 | €20.73 | |
| S1 | Z9287 | 3/8" | 0.14" | 0.13" | 0.15" | 3/8" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 5 | €14.13 | |
| T1 | U38213.037.0200 | 3/8" | 1/16" | 0.065" | 0.065" | 3/8" | Ungraded | -0.047" to +0.08" | - | 100 | €192.42 | |
| U1 | U38213.018.0100 | 3/16" | 1/16" | 0.065" | 0.065" | 3/16" | Ungraded | -0.047" to +0.08" | - | 100 | €11.26 | |
| V1 | U38213.018.0050 | 3/16" | 1/16" | 0.065" | 0.065" | 3/16" | Ungraded | -0.047" to +0.08" | - | 100 | €9.04 | |
| W1 | U38213.018.0150 | 3/16" | 1/16" | 0.065" | 0.065" | 3/16" | Ungraded | -0.047" to +0.08" | - | 100 | €151.44 | |
| X1 | U38213.018.0125 | 3/16" | 1/16" | 0.065" | 0.065" | 3/16" | Ungraded | -0.047" to +0.08" | - | 100 | €20.30 | |
| Y1 | U38213.018.0075 | 3/16" | 1/16" | 0.065" | 0.065" | 3/16" | Ungraded | -0.047" to +0.08" | - | 100 | €6.77 | |
| H1 | Z9264 | 4" | 5/16" | - | - | - | - | -0.01" to +0.02" | - | 1 | €248.32 | |
| Z1 | U38100.062.0001 | 5/8" | 0.134" | 0.134" | 0.134" | 5/8" | Ungraded | 0.108" to 0.16" | 0.681" to 0.718" | 25 | €13.37 | |
| A2 | Z9290 | 5/8" | 0.156" | 0.146" | 0.166" | 5/8" | Grade 2 | -0.02" to +0.005" | -0.01" to +0.01" | 5 | €39.19 | |
| B2 | U38213.031.0150 | 5/16" | 1/16" | 0.065" | 0.065" | 5/16" | Ungraded | -0.047" to +0.08" | - | 100 | €22.02 | |
| C2 | U38213.031.0125 | 5/16" | 1/16" | 0.065" | 0.065" | 5/16" | Ungraded | -0.047" to +0.08" | - | 100 | €15.43 |






















































