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NAS1190-08P5B

Screw

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Description

Fastener Length: 5/16", Thread: 8-32, Thread Length: 5/16"

Specifications

Fastener Length 0.281 inches minimum and 0.312 inches maximum
Head Diameter 0.306 inches minimum and 0.322 inches maximum
Head Height 0.105 inches minimum and 0.115 inches maximum
Head Style Pan Head
Internal Drive Style Cross recess type 1
Length 5/16
Locking Feature Patch threads
Material Steel
Min. Tensile Strength (psi) 160000 pounds per square inch
Specification Data 80205-nas1190 professional/industrial association standard
Surface Finish 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416 type 2 class 2 fed spec single treatment response
Thread Class 3a
Thread Diameter 0.164
Thread Direction Right-hand
Thread Length 0.219 inches minimum and 0.312 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNJC
Thread Size 8

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