NATO Stock Number
5305-01-331-5796
Sold in multiples of
EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.845 inches and 1.000 inches
Fastener Length
Between 0.970 inches and 1.000 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.563 inches
Head Height
Between 0.360 inches and 0.375 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
Between 0.3125 inches and 0.3160 inches
Thready Qty Per Inch (tpi)
16
Criticality Code Justification
Zzzy
Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Material Specification
66 federal standard all material responses
Surface Treatment
Passivate
Special Test Features
Special quality control testing
Surface Treatment Specification
Qq-p-35 ty2 federal specification single treatment response
Test Data Document
81349-mil-p-23199 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unc
Reference Number Differentiating Characteristics
Areference number differentiating material will be in accordance with naval inventory control point activity hx quality control. Manufacturing and testing specifications available at the dla icp
