5/8"-18 Grade L-9 Hex Collar Locknuts USA Zinc Yellow

Product Description

Part Number: 62FHLNL9Y
Diameter/Pitch: 5/8"-18
Grade: Grade L-9
Finish: Zinc Yellow
Thread Series: Fine (UNF)
Wrench Size: 15/16"
Country of Origin: USA

BoltsandNuts.com

5/8"-18 Grade L-9 Hex Collar Locknuts USA Zinc Yellow

SKU: 62FHLNL9Y

Product Description

Part Number: 62FHLNL9Y
Diameter/Pitch: 5/8"-18
Grade: Grade L-9
Finish: Zinc Yellow
Thread Series: Fine (UNF)
Wrench Size: 15/16"
Country of Origin: USA

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Thread Size	5/8"-18
Finish	Zinc Yellow
Thread Series	Fine (UNF)
Specifications Met	IFI-100/107
Prevailing Torque	105 in-lb max (first installation)

Grade	Grade L-9
Head Type	Hex
Thread Class	2B
Lock Type	Collar Lock Nuts
Break Away Torque	20 in-lb min (fifth removal)

Material	Medium carbon steel, heat treated
Wrench Size	15/16"
Proof Load (min)	38,390 lbf
Locking Type	All-metal prevailing torque (distorted thread)
Max Temperature	Rated to 450°F (all-metal)

Technical Drawing

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

Technical Dimensions

Width Across Flats	0.938" (15/16")
Thread Size	5/8"-18
Width Across Corners	1.083" max
Thread Class	2B
Proof Load	38,390 lbf
Prevailing Torque	105 in-lb max (first installation)
Break-Away Torque	20 in-lb min (fifth removal)
Locking Type	All-metal prevailing torque (distorted thread)
Max Temperature	Rated to 450°F (all-metal)
Material	Medium carbon steel, heat treated

All-metal collar lock nut: a crimped collar on top grips the bolt thread to resist vibration loosening without a nylon insert. Suitable for elevated temperatures where nylon would fail.

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