BOLT-MACHINE, DOUBLE HEXAGON, EXTENDED WASHER HEAD, PD SHANK, STEEL (SAE 8740), BLACK OXIDE, .2500-28 UNF-3A AS9158A – available for purchase at $48.00. Find the right standards and certifications for your needs with SAE.
Rationale:
FIGURE 1 RE-DRAWN, REVISE THREADS TO ASME B1.1, REVISE LIGHTENING HOLE DEFINITION TO ALLOW OPTIONAL SHAPE AT BOTTOM, ADD AS478 CLASS A MARKING, ADD MINIMUM BEARING FACE REQUIREMENT, ADD SURFACE TEXTURE REQUIREMENT TO HEAD, ADD REVISED DATUM FOR SHORT BOLT LENGTHS, UPDATE MPI REFERENCE, UPDATE SURFACE TEXTURE REFERENCES, EXTENSIVE EDITORIAL REVISIONS AND RE-FORMATTING.
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Identification numbers
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Steel
Bolts
Also known as: SAE AS 9158
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