Part Number NAS1218R08-6 Machine Screw

SKU: 5305013310655

NAS1218R086 Machine Screw Datasheet

National aerospace standards part number NAS1218R08-6
Thread Direction:
Right-hand
Thread Length:
0.339 inches
Fastener Length:
Between 0.699 inches and 0.729 inches
Head Style:
Pan
Head Diameter:
Between 0.308 inches and 0.322 inches
Head Height:
Between 0.105 inches and 0.115 inches
Internal Drive Style:
Torque-set ribbed
Thread Diameter:
0.164 inches
Thready Qty Per Inch (tpi):
32
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Screw Material:
Steel comp E4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
QQ-P-416, TY2 CL2 federal specification single treatment response
Bearing Surface Of Head Surface Finish:
32.0 microinches
Shank Surface Finish:
32.0 microinches
Thread Surface Finish:
32.0 microinches
Specification Data:
80205-NAS1218 professional/industrial association standard
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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