NATO Stock Number
5305-01-412-4531
Sold in multiples of
3 SE
DEMIL
NO
Fastener Length
Between 0.266 inches and 0.334 inches
Head Style
Round
Head Diameter
Between 0.240 inches and 0.260 inches
Head Height
Between 0.035 inches and 0.040 inches
Pilot Diameter
Between 0.112 inches and 0.116 inches
Pilot Length
0.047 inches
Features Provided
Casehardened
Nonmachine Thread Style
Drive screw (type u)
Criticality Code Justification
Zzzy
Nonmachine Thread Diameter
0.138 inches
Material
Steel
Surface Treatment
Cadmium and chromate
Special Test Features
Special quality control testing
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification all treatment responses
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.).
Reference Number Differentiating Characteristics
As differentiated by material which must conform to ships parts control center special quality control provisions
