Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 11/32 in Ht, 100 PK

CONTRACTOR SELECT — Lock Nuts — Nylon Insert Lock Nut, 5/16"-18, Steel, Grade 2, Zinc Plated, 11/32 in Ht, 100 PK

CONTRACTOR SELECT Lock Nuts built for consistent performance in maintenance, inspection, and replacement work.

Quick specs

• Material: Steel
• Finish: Zinc Plated
• System of Measurement: Inch
• Thread Size: 5/16"-18
• Manufacturer Part Number: U12300.031.0001
• UPC: -

Product information

• Manufacturer Part Number: U12300.031.0001
• UPC: -
• Country of Origin: Multiple

Dimensions

• Hex Height: 11/32 in
• Hex Width: 1/2 in
• Dia./Thread Size: 5/16"-18
• Nut Height: 11/32 in
• Width Across Flats: 1/2 in
• Thread Size: 5/16"-18

Details

• Thread Type: UNC
• Locknut Series: NE - Regular Lock Nut
• Pack Size: Small Pack
• Rockwell Hardness: B68 to C32
• Dimensional Standards: ASME B18.16.6
• Type: Nylon Insert Lock Nut
• Basic Material: Steel
• Nut Style: Nylon Insert Lock Nut
• Fastener Thread Type: UNC (Coarse)
• Fastener Finish: Zinc
• Material Grade: Grade 2
• Fastener Thread Direction: Right Hand
• Nut Standards: ASME B18.16.6
• CAD Available: Yes
• Item: Lock Nut
• Hex Type: Standard Hex
• Lock Type: Nylon Insert
• Material: Steel
• Material Grade/Class: Grade 2
• Finish: Zinc Plated
• Standards: ASME B18.16.6
• System of Measurement: Inch
• Thread Direction: Right Hand

This Lock Nuts is selected for dependable day-to-day use.

Recommended for planned maintenance programs and well-suited for replacement, upgrade, and stock-room use.

Highlights

• Helps keep specifications consistent across replacements and replenishment cycles.
• Designed for professional use where predictable fit and handling are important.
• Works well in standardized part lists and preventative maintenance schedules.
• Clear specification formatting helps reduce ordering mistakes.

Notes: Review application constraints and installation requirements to ensure the part meets your needs.