Worldwide distributor of NSN parts and consumables located in the USA.
Length: 3/8", thread: 6-32, pan head screw with assembled washers, corrosion resistant steel
National Stock Number (NSN) | 5305-01-105-2642 |
Alternate Part Number | N/A |
Federal Supply Class (FSC) | 5305 |
Unit of Measure (UOM) | 5 /Ea. |
Thread Class | 2a |
Thread Direction | Right-hand |
Thread Length | 0.263 inches |
Fastener Length | Between 0.313 inches and 0.375 inches |
Head Style | Pan |
Head Diameter | Between 0.256 inches and 0.270 inches |
Head Height | Between 0.087 inches and 0.097 inches |
Washer Quantity | 2 |
Internal Drive Style | Cross recess type 1 |
Thread Diameter | 0.138 inches |
Thready Qty Per Inch (tpi) | 32 |
Hardness Rating | 35.0 rockwell c primary washer and 43.0 rockwell c primary washer |
Secondary Washer Relationship To Primary Washer | Not identical |
Secondary Washer Style | Flat |
Primary Washer Outside Diameter | 0.250 inches |
Secondary Washer Outside Diameter | Between 0.253 inches and 0.263 inches |
Primary Washer Style | Split helical ring |
Primary Washer Material Thickness | 0.031 inches |
Secondary Washer Material Thickness | Between 0.013 inches and 0.019 inches |
Material | Steel comp 301 primary washer or steel comp 302 primary washer or steel comp 302b primary washer or steel comp 303 primary washer or steel comp 303se primary washer or steel comp 304 primary washer or steel comp 304l primary washer or steel comp 305 primary washer or steel comp 308 primary washer or steel comp 309 primary washer or steel comp 309s primary washer or steel comp 310 primary washer or steel comp 310s primary washer or steel comp 314 primary washer or steel comp 316 primary washer or steel comp 316l primary washer or steel comp 317 primary washer or steel comp 321 primary washer or steel comp 347 primary washer or steel comp 348 primary washer or steel comp 384 primary washer or steel comp 385 primary washer |
Material | Steel comp 301 secondary washer or steel comp 302 secondary washer or steel comp 304 secondary washer or steel comp 316 secondary washer or steel comp 321 secondary washer or steel comp 347 secondary washer or steel comp 348 secondary washer |
Material | Steel comp 430 fastener or steel comp 302 fastener or steel comp 303se fastener |
Material Specification | 66 federal standard all material responses primary washer |
Material Specification | Mil-s-5059 military specification 1st material response secondary washer or mil-s-5059 military specification 2nd material response secondary washer or mil-s-5059 military specification 3rd material response secondary washer or mil-s-5059 military specification 4th material response secondary washer or mil-s-6721 military specification 5th material response secondary washer or mil-s-6721 military specification 6th material response secondary washer or mil-s-6721 military specification 7th material response secondary washer |
Material Specification | Qq-s-763 federal specification 1st material response fastener or mil-s-7720 military specification 2nd material response fastener or astm a582 assn standard 3rd material response fastener |
Surface Treatment | Passivate fastener |
Surface Treatment | Passivate primary washer |
Surface Treatment | Passivate secondary washer |
Surface Treatment Specification | Qq-p-35 federal specification single treatment response primary washer |
Thread Series Designator | Unc |
Specification Data | 80205-nas1301 professional/industrial association standard |
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