Part Number NAS428K3-12 Machine Bolt

SKU: 5306006380922

Product Features

Supplied w/slot in end of shank

Description

3A thread class, right-hand , 1.188 inches thread length, 1.250 inches fastener length, crowned hexagon head style, 0.109 inches head height

NAS428K312 Machine Bolt Datasheet

National aerospace standards part number NAS428K3-12
Thread Direction:
Right-hand
Thread Length:
Between 1.188 inches and 1.219 inches
Fastener Length:
1.250 inches
Head Style:
Crowned hexagon
Head Height:
0.109 inches
Width Between Flats:
0.375 inches
Thread Diameter:
0.190 inches
Grip Length:
Between 0.031 inches and 0.062 inches
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
32
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Material Specification:
MIL-B-6812 military specification all material responses
Surface Treatment Specification:
QQ-P-416, TY2, cl 3 federal specification single treatment response
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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