bolts › machine bolts
C7984-4-4
Machine Bolt
Description
Fastener Length: 5/8", Thread: 1/4-28, Thread Length:
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Fastener Length | Between 0.605 inches and 0.635 inches |
| Grip Diameter | Between 0.2485 inches and 0.2495 inches |
| Grip Length | Between 0.240 inches and 0.260 inches |
| Head Diameter | Between 0.447 inches and 0.507 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Offset cruciform (torque set) |
| Length | 5/8 |
| Material | Steel |
| Min. Tensile Strength (psi) | 220000 pounds per square inch |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Nas 672 assn standard single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.2500 |
| Thread Direction | Right-hand |
| Thread Length | 0.370 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- C7984-4-4
- C7984-4-7
- C7984-4-13
Cross-reference
No interchangeable or dimensionally similar parts are on record for C7984-4-4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error