Part Number NAS428HK4-12 Machine Bolt

SKU: 5306013530286

Product Features

Slotted shank

NAS428HK412 Machine Bolt Datasheet

National aerospace standards part number NAS428HK4-12
Thread Direction:
Right-hand
Thread Length:
Between 1.188 inches and 1.219 inches
Fastener Length:
Between 1.250 inches and 1.313 inches
Head Style:
Crowned hexagon
Head Height:
0.141 inches
Width Between Flats:
0.438 inches
Hole Diameter:
Between 0.045 inches and 0.050 inches
Thread Diameter:
0.250 inches
Grip Length:
Between 0.062 inches and 0.301 inches
Hole Quantity:
1
Hole Type:
Drilled
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Minimum Yield Strength:
125000 pounds per square inch
Hole Configuration Style:
Hexagon flats
Manufacturer Cage:
80205
Trade Information:
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Bolts and bolts and their nuts or washers exported in the same shipment

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