The Bolt,eye, cataloged under National Stock Number 5306-01-020-5910, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-020-5910 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Eye Stock Diameter | 0.438 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL IN |
| Hardness Rating | 187.0 BRINELL HULTGREN MINIMUM AND 220.0 BRINELL HULTGREN MAXIMUM OVERALL |
| Shank Length | 1.500 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 2.931 INCHES NOMINAL IN |
| Shoulder Diameter | 0.875 INCHES MINIMUM IN |
| Shoulder Thickness | 0.190 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 75000 POUNDS PER SQUARE INCH LBS |
| Eye Inside Diameter | 1.188 INCHES NOMINAL IN |
| Minimum Yield Strength | 50000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Eye Outside Width | 2.062 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 |
|---|---|
| EB25 | 3/9 Design control — primary reference Trw Inc Hand Tools Div Trw Industrial Products Group |
NSN 5306-01-020-5910 is a Bolt,eye, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-020-5910: Eye Stock Diameter: 0.438 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL IN; Hardness Rating: 187.0 BRINELL HULTGREN MINIMUM AND 220.0 BRINELL HULTGREN MAXIMUM OVERALL; Shank Length: 1.500 INCHES NOMINAL IN. 18 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.