Part Number NAS1801-4-17 Machine Screw
SKU: 5305013377457NAS1801417 Machine Screw Datasheet
National aerospace standards part number NAS1801-4-17
Thread Direction:
Right-hand
Thread Length:
Between 0.975 inches and 1.093 inches
Fastener Length:
Between 1.046 inches and 1.093 inches
Head Style:
Dished hexagon
Head Height:
Between 0.125 inches and 0.140 inches
Width Between Flats:
Between 0.367 inches and 0.376 inches
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Screw Material:
Steel comp E4340 or steel comp 8740
Screw Material Specification:
MIL-S-5000 military specification 1ST material response or MIL-S-6049 military specification 1ST material response or ams 6322 assn standard 2ND material response
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:
63.0 microinches
Shank Surface Finish:
32.0 microinches
Thread Surface Finish:
32.0 microinches
Specification Data:
80205-NAS1801 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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