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Snap-on FESU120B | Shallow Universal Spline Socket | 3/8 in drive, #12 spline, 3/8 in hex
A #12 spline (3/8 in hex) shallow universal spline socket on a 3/8 in drive, 1-31/32 in long as an assembly with a 9/16 in hex outer diameter. Spline form suits aircraft-type high-tensile fasteners.
Key features
- Opening depth 11/32 in; bolt clearance depth 5/8 in
- Complies with AS954, MS-33787 and MIL-W-8982
- Used on high-tensile spline nuts and bolts common on military and commercial aircraft
- The spline form also works on ordinary 6- and 12-point fasteners, with an advantage similar to Flank Drive
- Heat-treated domestic steel for strength and durability
- Specifications
| Part Number | FESU120B |
| Brand | Snap-on |
| Hex OD (in) | 9/16 |
| Bolt Clearance Depth (in) | 5/8 |
| Size (in) | 3/8 |
| Square Drive OD (in) | 3/4 |
| Assembly Length (in) | 1-31/32 |
| Finish | Chrome |
| Hex Depth (in) | 11/32 |
| Size, Spline (SAE) | #12 (3/8) |
| Country of Origin | USA |
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