bolts › close tolerance bolts
NAS1218R08E26
Bolt
Description
Fastener Length: 1-31/32", Thread: 8-32, Thread Length: 5/16
Specifications
| Bearing Surface Of Head Surface Finish | 32.0 microinches |
|---|---|
| Fastener Length | Between 1.949 inches and 1.979 inches |
| Head Diameter | Between 0.308 inches and 0.322 inches |
| Head Height | Between 0.105 inches and 0.115 inches |
| Head Style | Pan Head |
| Internal Drive Style | Torque-set ribbed |
| Material | Iron |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Iron alloy 660 |
| Screw Material Specification | Ams 5737 assn standard single material response or ams 5732 assn standard single material response or ams 5731 assn standard single material response |
| Specification Data | 80205-nas1218 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.338 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJC |
| Thread Size | 8 |
| Thread Surface Finish | 32.0 microinches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1218R08E26. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error