NationalStockNumber.INFO
Worldwide distributor of NSN parts and consumables located in the USA.
Worldwide distributor of NSN parts and consumables located in the USA.
Length: 1.153", thread: 1/4-28, shear 100° , flush reduced head bolt, alloy steel, offset cruciform
| National Stock Number (NSN) | 5305-01-438-2264 |
| Alternate Part Number | N/A |
| Federal Supply Class (FSC) | 5305 |
| Unit of Measure (UOM) | 25 /Ea. |
| Thread Class | 3a |
| Thread Direction | Right-hand |
| Thread Length | 0.403 inches |
| Fastener Length | Between 1.138 inches and 1.168 inches |
| Head Style | Flat countersunk |
| Head Diameter | Between 0.3504 inches and 0.3988 inches |
| Grip Diameter | Between 0.2485 inches and 0.2495 inches |
| Internal Drive Style | Offset cruciform (torque set) |
| Thread Diameter | 0.250 inches |
| Grip Length | Between 0.740 inches and 0.760 inches |
| Thready Qty Per Inch (tpi) | 28 |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Countersink Angle | 99.0 degrees and 101.0 degrees |
| Material | Steel comp 4140 or steel comp 4340 or steel comp 8740 |
| Material Specification | Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416, type 2, class2 federal specification all treatment responses |
| Thread Series Designator | Unjf |
| Specification Data | 80205-nas1581 professional/industrial association standard |
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