The Bolt,eye, cataloged under National Stock Number 5306-00-274-2748, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-274-2748 |
| Primary Part Number | WU2731 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Eye Stock Diameter | 0.438 INCHES NOMINAL IN |
| Thread Length | 0.313 INCHES MINIMUM IN |
| Shank Length | 0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Material Document and Classification | MIL-S-16788 CL C2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Shoulder Diameter | 0.845 INCHES MINIMUM AND 0.905 INCHES MAXIMUM IN |
| Shoulder Thickness | 0.105 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Eye Inside Diameter | 1.158 INCHES MINIMUM AND 1.218 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Eye Outside Width | 2.033 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-00-274-2748 is a Bolt,eye, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-274-2748 has 2 manufacturer part numbers on file: WU2731 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 46142PC11 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for WU2731: Eye Stock Diameter: 0.438 INCHES NOMINAL IN; Thread Length: 0.313 INCHES MINIMUM IN; Shank Length: 0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN; Style Designator: ROUND, CLOSED W/SHOULDER. 15 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.