The Bolt,eye, cataloged under National Stock Number 5306-00-660-2378, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-660-2378 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Thread Length | 0.406 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.070 INCHES NOMINAL FIRST HOLE IN |
| Shank Length | 0.640 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | QQ-S-770 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 1.062 INCHES NOMINAL IN |
| Shoulder Diameter | 0.438 INCHES NOMINAL IN |
| Shoulder Thickness | 0.062 INCHES NOMINAL IN |
| Distance From Threaded End to Shank Hole Center | 0.516 INCHES NOMINAL FIRST HOLE IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Eye Inside Diameter | 0.190 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Eye Stock Thickness | 0.094 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Eye Outside Width | 0.438 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN42BC5 | 3/2 Design control — primary reference U.S. Government activity |
| B6812 | 4/1 Identification reference U.S. Government activity |
| AN42BC5 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-660-2378 is a Bolt,eye, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-660-2378: Thread Length: 0.406 INCHES MINIMUM IN; Shank Unthreaded Hole Diameter: 0.070 INCHES NOMINAL FIRST HOLE IN; Shank Length: 0.640 INCHES MINIMUM AND 0.687 INCHES MAXIMUM IN; Style Designator: ROUND, CLOSED W/SHOULDER. 20 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.