Part Number NAS1578A4T18 Close Tolerance Screw
SKU: 5305015877156NAS1578A4T18 Close Tolerance Screw Datasheet
National aerospace standards part number NAS1578A4T18
Thread Direction:
Right-hand
Thread Length:
0.403 inches
Fastener Length:
Between 1.916 inches and 1.946 inches
Head Style:
Pan no. 2
Head Diameter:
Between 0.477 inches and 0.492 inches
Head Height:
Between 0.140 inches and 0.150 inches
Grip Diameter:
Between 0.248 inches and 0.249 inches
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
1.528 inches
Thready Qty Per Inch (tpi):
28
Material Specification:
MIL-A-5626 military specification 1ST material response or ams 6415 E4340 assn standard 2ND material response
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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