high tensile aircraft bolt locking bolts boeing bolt These fasteners are available in materials that include alloy steel, corrosion resistant steel, titanium and other super alloys in both unified and metric sizes. Configurations include flush, hex, 12-point, D-head, socket and spline head. Custom designs are also available to meet our customers’ exacting requirements.
high tensile aircraft bolt locking bolts boeing bolt The selection of recess drives available on Howmet Fastening Systems’ externally threaded products is comprehensive. The popular cruciform-ribbed drive with its cam-out resistant features is just the beginning. The offset-cruciform recess fastener system provides torque-tight, tamper-resistant screws and bolts. The slanted three-wing design of the tri-slot screw recess ensures reliable insertion at above-average torque. For optimum security, only the mating tri-slot driver can remove the fastener.
Material: Titanium alloy uns R54520 overall
Minimum Tensile Strength: 160000 pounds per square inch
Fastener Length: 1.051 inches minimum and 1.081 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Class: 3A
Thread Quantity per Inch: 28
Thread Length: 0.291 inches minimum and 0.341 inches maximum
Thread Direction: Right-hand
Thread Series Designator: UNJF
Head Style: Hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum first hole and 0.086 inches maximum first hole
Distance from Head Largest Bearing Surface to Shank Hole Center: 0.923 inches minimum first hole and 0.973 inches maximum first hole
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Grip Length: 0.740 inches minimum and 0.760 inches maximum
Material Document and Classification: Nas 621, 6AL-4V assn std single material response overall
This Shear Bolt is New, Unused, Military Surplus. The Military used this in the following applications:
Aircraft: C-5 – Galaxy
Aircraft: F-15 – Eagle
Aircraft: AV-8B – Harrier
This Shear Bolt was manufactured by:
National Aerospace Standards.