Part Number NAS1298-4-3 Shoulder Screw

SKU: 5305010678537

NAS129843 Shoulder Screw Datasheet

National aerospace standards part number NAS1298-4-3
Thread Direction:
Right-hand
Thread Length:
Between 0.362 inches and 0.448 inches
Fastener Length:
Between 0.641 inches and 0.681 inches
Head Style:
Pan
Head Diameter:
Between 0.568 inches and 0.601 inches
Head Height:
Between 0.162 inches and 0.183 inches
Shoulder Diameter:
0.309 inches first shoulder and 0.312 inches first shoulder
Shoulder Length:
0.198 inches first shoulder and 0.208 inches first shoulder
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Shoulder Shape:
Round first shoulder
Material Specification:
Ams 6300 assn standard 1ST material response or MIL-S-6050 military specification 2ND material response
Surface Treatment Specification:
QQ-P-416, type 2 cl 2 federal specification single treatment response
Specification Data:
80205-NAS1298 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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