bolts › close tolerance bolts
NAS1580A3R7
Close Tolerance Bolt
Description
Length: 13/16", Thread: 10-32, Thread Length: 3/8", NAS1580 series bolt
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Fastener Length | Between 0.801 inches and 0.816 inches |
| Grip Diameter | Between 0.1885 inches and 0.1895 inches |
| Grip Length | Between 0.428 inches and 0.448 inches |
| Hardness Rating | 36.0 rockwell c and 40.0 rockwell c |
| Head Diameter | Between 0.3390 inches and 0.3813 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Offset cruciform (torque set) |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Special Features | Internal drive ribbed |
| Specification Data | 80205-nas1580 professional/industrial association standard |
| Surface Finish | 32.0 micro inches surface of head, 32.0 microinches threads |
| Surface Treatment | Cadmium or chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 2 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.19 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.353 inches and 0.388 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.
- NAS1580A3T7D NAS #10-32 · 13/16 in · Flat countersunk · Steel
- NAS1580C3R7 NAS #10-32 · 13/16 in · Flat countersunk · Iron
- NAS1580V3R7 NAS #10-32 · 13/16 in · Flat countersunk · Titanium
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Catalog data updated 2026-07-05. Report a data error