Country of Origin
United States
Shipping Weight
0.015 pounds
Manufacturer P/N
NAS623-4-3
Schedule B Code
7318.15.2000
Thread Class: 3A Thread Direction: Right-Hand Thread Length: 0.291 Inches Minimum And 0.341 Inches Maximum Fastener Length: 0.489 Inches Minimum And 0.519 Inches Maximum Head Style: Pan Head Diameter: 0.473 Inches Minimum And 0.492 Inches Maximum Head Height: 0.162 Inches Minimum And 0.175 Inches Maximum Internal Drive Style: Cross Recess Type 1 Nominal Thread Diameter: 0.250 Inches Thread Quantity Per Inch: 28 Minimum Tensile Strength: 160000 Pounds Per Square Inch Hardness Rating: 36.0 Rockwell C Minimum And 40.0 Rockwell C Maximum Screw Material: Steel Comp 4140 Or Steel Comp E4340 Or Steel Comp 8740 Screw Material Document And Classification: Mil-S-5626 Mil Spec 1St Material Response Or Mil-S-5000 Mil Spec 2Nd Material Response Or Mil-S-6049 Mil Spec 3Rd Material Response Screw Surface Treatment: Cadmium And Chromate Screw Surface Treatment Document And Classification: Qq-P-416 Ty 2 Cl 2 Fed Spec Single Treatment Response Thread Series Designator: Unjf Specification/Standard Data: 80205-NAS623 Professional/Industrial Association Standard
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