1/4"-28 Grade A Nylon Insert Hex Nuts Zinc

Product Description

Part Number: 25FNNE2Z
Diameter/Pitch: 1/4"-28
Grade: Grade A
Finish: Zinc Clear
Thread Series: Fine (UNF)
Wrench Size: 7/16"

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1/4"-28 Grade A Nylon Insert Hex Nuts Zinc

SKU: 25FNNE2Z

Product Description

Part Number: 25FNNE2Z
Diameter/Pitch: 1/4"-28
Grade: Grade A
Finish: Zinc Clear
Thread Series: Fine (UNF)
Wrench Size: 7/16"

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Thread Size	1/4"-28
Head Type	Hex
Thread Class	2B
Locking Type	Nylon Insert (Prevailing Torque)

Grade	Grade A
Wrench Size	7/16"
Specifications Met	IFI-100/107, ASTM A563 Grade A
Max Temperature	250°F (nylon insert limit)

Finish	Zinc Clear
Thread Series	Fine (UNF)
Lock Type	Nylon Insert Lock Nuts

Technical Drawing

Not to scale · IFI-100/107 · See table for exact dimensions

Technical Dimensions

Width Across Flats	0.438" (7/16")
Thread Size	1/4"-28
Width Across Corners	0.505" max
Thread Class	2B
Locking Type	Nylon Insert (Prevailing Torque)
Max Temperature	250°F (nylon insert limit)

Hex nut with a nylon insert ring at the top. The insert grips the bolt threads to resist loosening from vibration; it is a prevailing-torque nut, so expect drag while it runs down. Not for use above the insert temperature limit.

Dimensions conform to IFI-100/107 and may vary within specified manufacturing tolerances.