NSN 5305-01-271-2041

Machine Screw

FSC: 5305 NIIN: 012712041

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Product Characteristics

NSN:

5305012712041

Demilitarization:

INC:

06657

Shelf Life:

N/A

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.444 inches and 0.494 inches

Fastener Length:

Between 0.892 inches and 0.922 inches

Head Style:

Pan no. 2

Head Diameter:

Between 0.594 inches and 0.615 inches

Head Height:

Between 0.203 inches and 0.218 inches

Internal Drive Style:

Cross recess type 1

Thread Diameter:

0.312 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

160000 pounds per square inch

Hardness Rating:

Between 36.0 rockwell c and 40.0 rockwell c

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:

Aluminum and chromate

Screw Surface Treatment Specification:

Mil-c-83488, type 2, class 3 military specification single treatment response

Thread Series Designator:

Unjf