screws › socket head cap screws
NAS662-2LER4
Screwlock
Description
Fastener Length: 1/4", Thread: 2-56, Thread Length: 7/32"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Fastener Length | 0.220 inches minimum and 0.250 inches maximum |
| Head Diameter | 0.156 inches minimum and 0.172 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Locking Feature | Patch threads or pellet threads or strip threads |
| Material | Steel |
| Material Specification | Qq-s-634 fed spec single material response |
| Min. Tensile Strength (psi) | 60000 pounds per square inch |
| Specification Data | 80205-nas662 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty 2 cl 3 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.086 |
| Thread Direction | Right-hand |
| Thread Length | 0.148 inches minimum and 0.221 inches maximum |
| Thread Qty | 56 |
| Thread Qty Per Inch (tpi) | 56 |
| Thread Series Designator | UNC |
| Thread Size | 2 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS662-2LER4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error