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Left-Hand-Thread Stainless Steel Hex-Drive Shoulder Screws
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Turn left to tighten these screws. You read that right. Unlike other shoulder screws, they won't come loose during counterclockwise rotation.
18-8 Stainless Steel—The choice for wet and outdoor environments, these screws won't rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
Head | Certificate | Each | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Shoulder Lg. | Thread Size | Thread Lg. | Dia. | Ht. | Drive Size | Tensile Strength, psi | Type | Form | 1-4 | 5-Up | |||
18-8 Stainless Steel | |||||||||||||
1/8" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/8" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | 90324A005 | 00000 | 00000 | ||
| 3/16" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | Material Certificate | Digital | 90324A008 | 0000 | 0000 | ||
| 1/4" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | 90324A012 | 0000 | 0000 | ||
| 3/8" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | 90324A016 | 0000 | 0000 | ||
| 1/2" | 4-40 | 5/32" | 1/4" | 1/8" | 5/64" | 70,000 | — | — | 90324A020 | 0000 | 0000 | ||
5/32" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/8" | 6-32 | 3/16" | 9/32" | 1/8" | 3/32" | 70,000 | — | — | 90324A026 | 0000 | 0000 | ||
| 3/16" | 6-32 | 3/16" | 9/32" | 1/8" | 3/32" | 70,000 | — | — | 90324A030 | 0000 | 0000 | ||
| 1/4" | 6-32 | 3/16" | 9/32" | 1/8" | 3/32" | 70,000 | — | — | 90324A034 | 0000 | 0000 | ||
| 3/8" | 6-32 | 3/16" | 9/32" | 1/8" | 3/32" | 70,000 | Material Certificate | Digital | 90324A038 | 0000 | 0000 | ||
| 1/2" | 6-32 | 3/16" | 9/32" | 1/8" | 3/32" | 70,000 | — | — | 90324A042 | 0000 | 0000 | ||
3/16" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/8" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | Material Certificate | Digital | 90324A048 | 0000 | 0000 | ||
| 3/16" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | 90324A052 | 0000 | 0000 | ||
| 1/4" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | 90324A056 | 0000 | 0000 | ||
| 3/8" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | 90324A060 | 0000 | 0000 | ||
| 1/2" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | Material Certificate | Digital | 90324A064 | 0000 | 0000 | ||
| 3/4" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | Material Certificate | Digital | 90324A068 | 0000 | 0000 | ||
| 1" | 8-32 | 3/16" | 5/16" | 5/32" | 3/32" | 70,000 | — | — | 90324A072 | 0000 | 0000 | ||
1/4" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/4" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | — | — | 90324A078 | 0000 | 0000 | ||
| 3/8" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | Material Certificate | Digital | 90324A082 | 0000 | 0000 | ||
| 1/2" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | Material Certificate | Digital | 90324A086 | 0000 | 0000 | ||
| 5/8" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | — | — | 90324A090 | 0000 | 0000 | ||
| 3/4" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | — | — | 90324A094 | 0000 | 0000 | ||
| 1" | 10-24 | 3/8" | 3/8" | 3/16" | 1/8" | 70,000 | Material Certificate | Digital | 90324A098 | 0000 | 0000 | ||
5/16" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/4" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | — | — | 90324A102 | 0000 | 0000 | ||
| 3/8" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | — | — | 90324A106 | 0000 | 0000 | ||
| 1/2" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | — | — | 90324A110 | 0000 | 0000 | ||
| 5/8" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | — | — | 90324A114 | 0000 | 0000 | ||
| 3/4" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | — | — | 90324A118 | 0000 | 0000 | ||
| 1" | 1/4"-20 | 7/16" | 7/16" | 7/32" | 5/32" | 70,000 | Material Certificate | Digital | 90324A122 | 0000 | 0000 | ||
3/8" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/2" | 5/16"-18 | 1/2" | 9/16" | 1/4" | 3/16" | 70,000 | — | — | 90324A128 | 0000 | 0000 | ||
| 3/4" | 5/16"-18 | 1/2" | 9/16" | 1/4" | 3/16" | 70,000 | Material Certificate | Digital | 90324A132 | 0000 | 0000 | ||
| 1" | 5/16"-18 | 1/2" | 9/16" | 1/4" | 3/16" | 70,000 | — | — | 90324A136 | 0000 | 0000 | ||
| 1 1/2" | 5/16"-18 | 1/2" | 9/16" | 1/4" | 3/16" | 70,000 | Material Certificate | Digital | 90324A140 | 0000 | 0000 | ||
| 2" | 5/16"-18 | 1/2" | 9/16" | 1/4" | 3/16" | 70,000 | Material Certificate | Digital | 90324A144 | 0000 | 0000 | ||
1/2" Diameter Shoulder (-0.004" to -0.002" Tolerance) | |||||||||||||
| 1/2" | 3/8"-16 | 5/8" | 3/4" | 5/16" | 1/4" | 70,000 | — | — | 90324A152 | 0000 | 0000 | ||
| 3/4" | 3/8"-16 | 5/8" | 3/4" | 5/16" | 1/4" | 70,000 | — | — | 90324A156 | 0000 | 0000 | ||
| 1" | 3/8"-16 | 5/8" | 3/4" | 5/16" | 1/4" | 70,000 | Material Certificate | Digital | 90324A160 | 0000 | 0000 | ||
| 1 1/2" | 3/8"-16 | 5/8" | 3/4" | 5/16" | 1/4" | 70,000 | — | — | 90324A164 | 0000 | 0000 | ||
| 2" | 3/8"-16 | 5/8" | 3/4" | 5/16" | 1/4" | 70,000 | — | — | 90324A168 | 00000 | 0000 | ||
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Shoulder Shortening |
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Shoulder Lengthening |
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Shoulder Shortening | Shoulder Lengthening | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Thk. | For Screw Size | Pkg. Qty. | Pkg. | For Screw Size | Pkg. Qty. | Pkg. | ||||
18-8 Stainless Steel | ||||||||||
For 1/8" Diameter Shoulder | ||||||||||
| 0.005" | No. 4 | 10 | 94773A606 | 00000 | — | — | ——— | 0 | ||
| 0.01" | No. 4 | 10 | 94773A647 | 0000 | — | — | ——— | 0 | ||
| 0.016" | No. 4 | 10 | 94773A679 | 0000 | — | — | ——— | 0 | ||
| 0.02" | No. 4 | 10 | 94773A706 | 0000 | — | — | ——— | 0 | ||
| 0.03" | No. 4 | 10 | 94773A737 | 0000 | — | — | ——— | 0 | ||
| 0.06" | No. 4 | 5 | 94773A766 | 0000 | — | — | ——— | 0 | ||
For 3/16" Diameter Shoulder | ||||||||||
| 0.005" | No. 8 | 10 | 94773A608 | 0000 | No. 8 | 10 | 90135A432 | 000000 | ||
| 0.01" | No. 8 | 10 | 94773A649 | 0000 | — | — | ——— | 0 | ||
| 0.016" | No. 8 | 10 | 94773A681 | 0000 | — | — | ——— | 0 | ||
| 0.02" | No. 8 | 10 | 94773A708 | 0000 | — | — | ——— | 0 | ||
| 0.03" | No. 8 | 10 | 94773A739 | 0000 | — | — | ——— | 0 | ||
| 0.06" | No. 8 | 5 | 94773A768 | 0000 | — | — | ——— | 0 | ||
For 1/4" Diameter Shoulder | ||||||||||
| 0.005" | No. 10 | 50 | 94773A610 | 0000 | No. 10 | 50 | 90135A431 | 00000 | ||
| 0.01" | No. 10 | 100 | 94773A651 | 00000 | — | — | ——— | 0 | ||
| 0.016" | No. 10 | 50 | 94773A683 | 00000 | No. 10 | 50 | 90135A443 | 00000 | ||
| 0.02" | No. 10 | 50 | 94773A710 | 00000 | — | — | ——— | 0 | ||
| 0.03" | No. 10 | 50 | 94773A741 | 00000 | No. 10 | 25 | 90135A455 | 0000 | ||
| 0.06" | No. 10 | 25 | 94773A770 | 0000 | — | — | ——— | 0 | ||
For 5/16" Diameter Shoulder | ||||||||||
| 0.005" | 1/4" | 50 | 94773A612 | 0000 | 1/4" | 50 | 90135A433 | 00000 | ||
| 0.01" | 1/4" | 25 | 94773A653 | 0000 | — | — | ——— | 0 | ||
| 0.016" | 1/4" | 25 | 94773A686 | 0000 | 1/4" | 25 | 90135A445 | 0000 | ||
| 0.02" | 1/4" | 25 | 94773A712 | 0000 | — | — | ——— | 0 | ||
| 0.03" | 1/4" | 100 | 94773A743 | 00000 | 1/4" | 25 | 90135A457 | 00000 | ||
| 0.06" | 1/4" | 25 | 94773A772 | 0000 | — | — | ——— | 0 | ||
For 3/8" Diameter Shoulder | ||||||||||
| 0.005" | 5/16" | 25 | 94773A614 | 0000 | 5/16" | 50 | 90135A435 | 00000 | ||
| 0.01" | 5/16" | 25 | 94773A655 | 00000 | — | — | ——— | 0 | ||
| 0.016" | 5/16" | 25 | 94773A688 | 00000 | 5/16" | 25 | 90135A447 | 00000 | ||
| 0.02" | 5/16" | 25 | 94773A714 | 0000 | — | — | ——— | 0 | ||
| 0.03" | 5/16" | 50 | 94773A745 | 00000 | 5/16" | 25 | 90135A459 | 00000 | ||
| 0.06" | 5/16" | 25 | 94773A774 | 0000 | — | — | ——— | 0 | ||
For 1/2" Diameter Shoulder | ||||||||||
| 0.005" | 3/8" | 25 | 94773A616 | 0000 | 3/8" | 25 | 90135A437 | 00000 | ||
| 0.01" | 3/8" | 25 | 94773A657 | 00000 | — | — | ——— | 0 | ||
| 0.016" | 3/8" | 25 | 94773A689 | 00000 | 3/8" | 25 | 90135A449 | 00000 | ||
| 0.02" | 3/8" | 25 | 94773A716 | 00000 | — | — | ——— | 0 | ||
| 0.03" | 3/8" | 50 | 94773A747 | 00000 | 3/8" | 25 | 90135A461 | 00000 | ||
| 0.06" | 3/8" | 25 | 94773A776 | 0000 | — | — | ——— | 0 | ||
