bolts › close tolerance bolts
NAS1189E02P4B
Bolt
Description
Fastener Length: 1/4", Thread: 2-56, Thread Length: 13/64"
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Fastener Length | 0.219 inches minimum and 0.250 inches maximum |
| Head Diameter | 0.126 inches minimum and 0.176 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Locking Feature | Patch threads |
| Material | Iron |
| Material Specification | Ams 5737 assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas1189 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches threads |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.086 |
| Thread Direction | Right-hand |
| Thread Length | 0.147 inches minimum and 0.214 inches maximum |
| Thread Qty | 56 |
| Thread Qty Per Inch (tpi) | 56 |
| Thread Series Designator | UNJC |
| Thread Size | 2 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1189E02P4B. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error