bolts › machine bolts
NAS1790-3R18
Bolt
Description
Fastener Length: 1-9/32", Thread: 10-32, Thread Length: 5/16"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Fastener Length | 1.260 inches minimum and 1.290 inches maximum |
| Head Diameter | 0.339 inches minimum and 0.381 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Torque set |
| Length | 1 9/32 |
| Material | Steel |
| Screw Material | Steel comp 4140 or steel comp 4340 or steel comp 8740 |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.338 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| 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.
- NAS1790-3R14 NAS #10-32 · 0.073 in · Flat countersunk · Steel
- NAS1790-3R15 NAS #10-32 · 0.073 in · Flat countersunk · Steel
- NAS1790-3R17 NAS #10-32 · 0.073 in · Flat countersunk · Steel
- NAS1790-3R19 NAS #10-32 · 0.073 in · Flat countersunk · Steel
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Catalog data updated 2026-07-05. Report a data error