CONTRACTOR SELECT — Thumb Nuts — Thumb Nut, #8-32, Gr 18-8, SS, Passivtd, PK5

This Thumb Nuts from CONTRACTOR SELECT supports day-to-day operations where predictable fit and dependable handling matter.

Quick specs

• Material: Stainless Steel
• Finish: Plain
• System of Measurement: Inch
• Overall Height: 5/8 in
• Manufacturer Part Number: 4079
• UPC: -

Product information

• Manufacturer Part Number: 4079
• UPC: -
• Country of Origin: United States

Dimensions

• Nut Height: 5/8 in
• Overall Height: 5/8 in
• Head Diameter: 1/2 in
• Base Diameter: 5/16 in
• Thread Size: #8-32
• Thread Length: 3/8 in
• Dia./Thread Size: #8-32
• Fastener Thread Length: 0.375 in
• Head Height: 1/8 in
• Head Dia.: 1/2 in
• Base Dia.: 5/16 in
• Base Height: 1/2 in

Details

• Head Shape: Round
• Finish: Plain
• Thread Type: Coarse
• Pack Size: Small Pack
• Material Grade/Class: 18-8
• Surface Texture: Knurled
• Material: Stainless Steel
• Thread Direction: Right Hand
• Type: Thumb Nut
• Material Quality Standards: ASTM 581/582
• Item: Thumb Nut
• System of Measurement: Inch
• Nut Style: Round Knurled Thumb Nut
• Basic Material: Stainless Steel
• Material Grade: 18-8
• Fastener Finish: Passivated
• Nut Standards: ASTM 581/582
• Fastener Thread Type: UNC (Coarse)
• Fastener Thread Direction: Right Hand

This Thumb Nuts is well-suited for replacement, upgrade, and stock-room use.

Recommended for maintenance and repair workflows and designed to support reliable operation in demanding environments.

Highlights

• Suitable for maintenance, repair, and project-based procurement.
• 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.

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