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Machine Screw
Model NAS1802-4-48
Quick Information about NAS1802-4-48
3a thread class, right-hand , 2.968 inches thread length, 3.000 inches fastener length, hexagon head style, 0.125 inches head height
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Product Details
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NSN:5305-01-578-1523 (5305015781523)
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Thread Direction:Right-hand
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Thread Length:2.968 inches
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Fastener Length:3.000 inches
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Head Style:Hexagon
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Head Height:Between 0.125 inches and 0.140 inches
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Width Flats:Between 0.367 inches and 0.376 inches
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Internal Style:Cross recess type 1
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End Application:B-2 aircraft
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Thread Diameter:0.250 inches
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Thready (tpi):28
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Screw Material:Iron alloy 660
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Screw Treatment:Passivate
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Schedule B Code:7318152000
Classification
Bolts and bolts and their nuts or washers exported in the same shipment
Definition Machine Screw
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Part Identification
Part Materials
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPrice Quote
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