NAS1802-4D16 Machine Screw

Product Series
NAS
ECCN
EAR99
Schedule
7318.15.2091
Unit of Measure: EA

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Head Style
Hexagon
Thread Class
3a
Thread Quantity Per Inch (tpi)
32
Fastener Length
Between 1.024 inches and 1.071 inches
Head Height
Between 0.125 inches and 0.14 inches
Internal Drive Style
Cross recess type iii
Screw Material
Stainless Steel
Screw Material Specification
A286 (uns s66286) conforming to chemistry of ams5731 or ams5732 or ams5737 or ams5853 assn standard single material response
Screw Surface Treatment
Passivate
Screw Surface Treatment Specification
class 1 assn standard single treatment response type 2 or type 8 method 1 ams2700
Special Features
Has drilled head with 3 holes drilled across adjacent sides; holes are 0.046 to 0.056 inch in diameter
Thread Diameter
0.250 inches
Thread Direction
Right-hand
Thread Length
Between 0.96 inches and 1.039 inches
Thread Series Designator
Unjf (fine thread with external controlled root radius)
Width Between Flats
Between 0.367 inches and 0.376 inches