510749: SPRING,HELICAL,TORSION.
Double hole design, diameter 6 - 8 mm and diameter 9 - 12 mm holes accommodate different sizes of pencils. Key specifications include material: STEEL UNS K08500 OVERALL, end_style: STRAIGHT OFFSET BOTH ENDS, end_length: 0.280 INCHES MINIMUM AND 0.340 INCHES MAXIMUM BOTH ENDS IN, coil_quantity: 4-1/2, stock_diameter: 0.067 INCHES NOMINAL IN, inside_diameter: 0.826 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-167-6307, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL UNS K08500 OVERALL |
| end_style | STRAIGHT OFFSET BOTH ENDS |
| end_length | 0.280 INCHES MINIMUM AND 0.340 INCHES MAXIMUM BOTH ENDS IN |
| coil_quantity | 4-1/2 |
| stock_diameter | 0.067 INCHES NOMINAL IN |
| inside_diameter | 0.826 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN |
| style_designator | SINGLE TORSION RIGHT HAND |
| spring_free_length | 0.340 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN |
| coil_helix_direction | RIGHT-HAND |
| spring_deflection_rate | 3.330 POUNDS PER INCH MINIMUM LBS |
| end_angular_relationship | ENDS ANGLED ONE TO OTHER |
| spring_free_outside_diameter | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| NSN | 5305-01-167-6307 |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | SLOT |
No substitute or cross-reference records for this part.