Part Number NAS1580A4T27D Close Tolerance Screw

SKU: 5305013958750

NAS1580A4T27D Close Tolerance Screw Datasheet

National aerospace standards part number NAS1580A4T27D

Thread Direction:

Right-hand

Thread Length:

0.403 inches

Fastener Length:

Between 2.036 inches and 2.066 inches

Head Style:

Flat countersunk

Head Diameter:

Between 0.464 inches and 0.507 inches

Grip Diameter:

Between 0.2485 inches and 0.2495 inches

Shank Unthreaded Hole Diameter:

0.076 inches grip and 0.086 inches grip

Internal Drive Style:

Cross recess type iii

Thread Diameter:

0.250 inches

Grip Length:

Between 0.240 inches and 0.260 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

160000 pounds per square inch

Hardness Rating:

36.0 rockwell c and 40.0 rockwell c

Countersink Angle:

Between 99.0 degrees and 101.0 degrees

Distance From Head Largest Bearing Surface To Shank Hole Center:

1.910 inches grip and 1.960 inches grip

Specification Data:

80205-NAS1580 professional/industrial association standard

Manufacturer Cage:

80205

Trade Information:

Bolts and bolts and their nuts or washers exported in the same shipment

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