Part Number NAS1581F4T12X Close Tolerance Screw
SKU: 5305014488315NAS1581F4T12X Close Tolerance Screw Datasheet
National aerospace standards part number NAS1581F4T12X
Thread Direction:
Right-hand
Thread Length:
Between 0.378 inches and 0.428 inches
Fastener Length:
Between 1.138 inches and 1.168 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.350 inches and 0.399 inches
Grip Diameter:
Between 0.2646 inches and 0.2651 inches
Internal Drive Style:
Offset cruciform (torque set)
Grip Length:
Between 0.740 inches and 0.760 inches
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c and 40.0 rockwell c
Countersink Angle:
100.0 degrees
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Surface Treatment Specification:
QQ-P-416 type 2 cl 2 federal specification single treatment response
Specification Data:
80205-NAS1581 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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