The Bolt,eye, cataloged under National Stock Number 5306-00-515-9643, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-515-9643 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Thread Length | 0.639 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM FIRST HOLE IN |
| Shank Length | 1.405 INCHES MINIMUM AND 1.452 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 2.032 INCHES NOMINAL IN |
| Shoulder Diameter | 0.690 INCHES NOMINAL IN |
| Shoulder Thickness | 0.094 INCHES NOMINAL IN |
| Distance From Threaded End to Shank Hole Center | 1.219 INCHES NOMINAL FIRST HOLE IN |
| Surface Treatment | NICKEL OVERALL |
| Eye Inside Diameter | 0.249 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Eye Stock Thickness | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNF |
| Eye Outside Width | 0.620 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 |
|---|---|
| 409586-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-515-9643 is a Bolt,eye, classified under FSC 5306, Bolts. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4910-01-621-1373. Verify interchangeability with system specifications before substitution.
Key specifications for 5306-00-515-9643: Thread Length: 0.639 INCHES MINIMUM IN; Shank Unthreaded Hole Diameter: 0.105 INCHES MINIMUM AND 0.110 INCHES MAXIMUM FIRST HOLE IN; Shank Length: 1.405 INCHES MINIMUM AND 1.452 INCHES MAXIMUM IN; Style Designator: ROUND, CLOSED W/SHOULDER. 19 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.