Part Number NAS1155E21D Close Tolerance Screw
SKU: 5305014672766NAS1155E21D Close Tolerance Screw Datasheet
National aerospace standards part number NAS1155E21D
Thread Direction:
Right-hand
Thread Length:
Between 0.350 inches and 0.400 inches
Fastener Length:
Between 1.672 inches and 1.702 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.577 inches and 0.635 inches
Grip Diameter:
Between 0.3110 inches and 0.3120 inches
Shank Unthreaded Hole Diameter:
0.076 inches first hole and 0.086 inches first hole
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.312 inches
Grip Length:
Between 1.302 inches and 1.322 inches
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.231 inches first hole and 1.271 inches first hole
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material Specification:
Ams 5737 assn standard single material response
Surface Treatment Specification:
QQ-P-35 federal specification single treatment response
Specification Data:
80205-NAS1155 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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