Heavy Duty Alcoa Global Fasteners CA28121-06 Panel Screw ASSY | NSN 5305-01-264-3560

HOWMET CA28121-06 Panel Screw Assembly (NSN 5305-01-264-3560)

Panel screw assembly with UNF right-hand threads, class 3A fit, iron alloy 660 fastener with cadmium plating; includes stand-off and primary washer components.

Part Information

• Manufacturer: Howmet Global Fastening Systems Inc.
• Part Number: CA28121-06
• NSN: 5305-01-264-3560

Specifications

• Thread Class: 3A
• Thread Direction: Right-Hand
• Thread Series Designator: UNF
• Nominal Thread Diameter: 0.190 in
• Threads Per Inch: 32
• Fastener Length: 2.105 in nominal
• Head Height: 0.193 in nominal
• Width Between Flats: 0.375 in nominal
• Width Across Flats: 0.156 in nominal
• Minimum Tensile Strength: 160,000 PSI
• Fastener Material: Iron Alloy 660
• Primary Washer Material: Steel Comp 301/302/304/316
• Stand-Off Material: Steel Comp 301/302/304/316/303 Plus X/303SE/303PB
• Fastener Surface Treatment: Cadmium per QQ-P-416 Ty 1 Cl 2
• Primary Washer Surface Treatment: Passivate per QQ-P-35
• Stand-Off Surface Treatment: Passivate per QQ-P-35