NAS1291C4M Self-Locking Nut, 0.28 in Dia, 1/4-28, UNJF-3B, 0.219 in H

TECHNICAL INFORMATION
• FAA-STD Approved

SPECIFICATIONS
• Diameter: 0.28 in
• Dash Number: 4
• Thread Direction: Right Hand
• Width Across Flat: 0.316 in
• Height: 0.219 in
• Nut Type: Hexagonal
• Material: Stainless Steel
• Thread Size: 1/4-28
• Finish: Silver
• Thread Type: UNJF-3B
• Temperature Rating: 450 deg F