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Specifications Met Specifications Met | Show |
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Specifications Met Specifications Met | Hide |
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Warning: Products have one, but not necessarily all, of the selected characteristics.
System of Measurement System of Measurement |
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Thread Size Thread Size |
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Thread Type Thread Type |
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Head Type Head Type |
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![]() | Rounded |
Material Material |
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Finish Finish |
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Rounded Head Style Rounded Head Style |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Drive Style Drive Style |
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Tensile Strength Tensile Strength |
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Hardness Hardness |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Size Size |
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Thread Fit Thread Fit |
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Rounded Head Profile Rounded Head Profile |
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Thread Spacing Thread Spacing |
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Thread Direction Thread Direction |
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Threading Threading |
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![]() | Fully Threaded |
About Rounded Head Screws
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Mil. Spec. Stainless Steel Pan Head Phillips Screws

Passivated
Choose these pan head screws for their adherence to strict military standards for material and construction. Made from 18-8 stainless steel, they are chemical resistant and may be mildly magnetic. Length is measured from under the head.
Passivated screws meet Fed. Spec. QQ-P-35 for added protection against oxidation and corrosion.
For technical drawings and 3-D models, click on a part number.
Lg. | Threading | Head Dia. | Head Ht. | Drive Size | Tensile Strength, psi | Specifications Met | Pkg. Qty. | Pkg. | |
Passivated 18-8 Stainless Steel | |||||||||
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1/4"-28 | |||||||||
3/4" | Fully Threaded | 0.492" | 0.175" | No. 3 | 80,000 | Fed. Spec. FF-S-92, Fed. Spec. QQ-P-35, MS51958-81, NASM51958 | 10 | 000000000 | 000000 |