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Hex Head Cap Screw, 1/4–20 × 1.00″, Grade 5, zinc-plated - 1147591B105

Hex Head Cap Screw, 1/4–20 × 1.00″, Grade 5, zinc-plated - 1147591B105

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  • QA Part Number: HCV-00016
  • Part Number: 1147591B105
  • Component: Hex head cap screw (HHCS), 1/4–20 × 1.00″
  • Material / Grade: Steel, SAE J429 Grade 5
  • Finish: Zinc plate, Fe/Zn 3AN per ASTM F1941/F1941M
  • Standards: ASME B18.2.1 (hex cap screw dims); ASME B1.1 UNC, Class 2A (threads)
  • Thread: 1/4–20 UNC, fully threaded; length 1.00″ (0.97″ min.)
  • Head Across Flats: 0.428″–0.438″ (7/16″ nominal)
  • Head Height: 0.150″–0.163″
  • Head Marking: Manufacturer ID + three radial lines (Grade 5)
  • Included Items (this SKU): Screw only
  • Application: HCV/HCK hardware (lever/bracket mounting)

Click here for: Height Control Valve / HCK Installation Guide

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