Part Number NAS1581F6T30 Close Tolerance Screw
SKU: 5305012545414Product Features
Internal drive ribbed
NAS1581F6T30 Close Tolerance Screw Datasheet
National aerospace standards part number NAS1581F6T30
Thread Direction:
Right-hand
Thread Length:
Between 0.569 inches and 0.619 inches
Fastener Length:
Between 2.454 inches and 2.484 inches
Head Style:
Flat countersunk
Head Diameter:
Between 0.515 inches and 0.566 inches
Grip Diameter:
Between 0.3735 inches and 0.3745 inches
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.375 inches
Grip Length:
Between 1.865 inches and 1.885 inches
Thready Qty Per Inch (tpi):
24
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
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material Specification:
MIL-S-5620 military specification 1ST material response or MIL-S-5000 military specification 2ND material response or MIL-S-6049 military specification 3RD material response
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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