Spec hardware, served at warp speed.

screws › machine screws

NAS601-5B

Machine Screw

View quote list → Saved parts →

Description

Fastener Length: 5/16", Thread: 6-32, Thread Length: 5/16

Specifications

Fastener Length Between 0.281 inches and 0.312 inches
Hardness Rating Between 36.0 rockwell c and 40.0 rockwell c
Head Diameter Between 0.256 inches and 0.270 inches
Head Height Between 0.087 inches and 0.097 inches
Head Style Pan Head
Internal Drive Style Cross recess type 1
Length 5/16
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
Screw Material Steel comp 4140 or steel comp e4340 or steel comp 8740
Screw Material Specification Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response
Screw Surface Treatment Cadmium
Specification Data 80205-nas601 professional/industrial association standard
Thread Class 3a
Thread Diameter 0.138
Thread Direction Right-hand
Thread Length Between 0.250 inches and 0.312 inches
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNJC
Thread Size 6

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

Looking for a specific part? Use the cross-reference lookup.

Catalog data updated 2026-07-05. Report a data error