bolts › close tolerance bolts
NAS1189E3P12
Close Tolerance Bolt
Description
Fastener Length: 3/4", Thread: 10-32, Thread Length: 21/32"
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Fastener Length | Between 0.719 inches and 0.750 inches |
| Hardness Rating | 24.0 rockwell c and 35.0 rockwell c |
| Head Diameter | Between 0.322 inches and 0.385 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 3/4 |
| Locking Feature | Patch threads or pellet threads or strip threads |
| Material | Iron |
| Material Specification | Ams5737 assn standard single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Minimum Yield Strength | 85000 pounds per square inch |
| Specification Data | 80205-nas1189 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.577 inches and 0.670 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 10 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS1189E3P12B NAS #10-32 · 3/4 in · Flat countersunk · Iron
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Catalog data updated 2026-07-05. Report a data error