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NAS1801-06-4 Machine Screw

NSN: 5305-01-327-1522
Product Series: NAS
ECCN: EAR99
Schedule: 7318.15.2091

Unit of Measure: EA

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Head Style

Hexagon

Thread Class

Fastener Length: Between 0.234 inches and 0.281 inches
Hardness Rating: Between 36.0 rockwell c and 40.0 rockwell c
Head Height: Between 0.080 inches and 0.093 inches
Internal Drive Style: Cross recess type 1
Min. Tensile Strength (psi): 160000 pounds per square inch
Screw Material: Steel comp e4340 or steel comp 8740
Screw Material Specification: Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams6322 assn standard 2nd material response
Screw Surface Treatment: Cadmium and chromate
Screw Surface Treatment Specification: Qq-p-416 ty2 cl2 federal specification single treatment response
Specification Data: 80205-nas1801 professional/industrial association standard
Thread Diameter: 0.138 inches
Thread Direction: Right-hand
Thread Length: Between 0.170 inches and 0.249 inches
Thread Qty Per Inch (tpi): 32
Thread Series Designator: Unjc
Width Between Flats: Between 0.243 inches and 0.251 inches