The Bolt,eye, cataloged under National Stock Number 5306-01-028-1367, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fnss Savunma Sistemleri Anonim Sirketi. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-028-1367 |
| Primary Part Number | 4177558 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fnss Savunma Sistemleri Anonim Sirketi |
| Status | ACTIVE |
| Eye Stock Diameter | 0.810 INCHES NOMINAL IN |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Shank Length | 2.875 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-13048 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 3.500 INCHES NOMINAL IN |
| Eye Inside Diameter | 0.562 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4177558 | Fnss Savunma Sistemleri Anonim Sirketi (TUR) |
| Reference | Meaning |
|---|---|
| 4177558 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-028-1367 is a Bolt,eye, manufactured by Fnss Savunma Sistemleri Anonim Sirketi, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-028-1367 has 1 manufacturer part number on file: 4177558 (Fnss Savunma Sistemleri Anonim Sirketi).
Key specifications for 4177558: Eye Stock Diameter: 0.810 INCHES NOMINAL IN; Thread Length: 2.500 INCHES NOMINAL IN; Shank Length: 2.875 INCHES NOMINAL IN; Material Document and Classification: MIL-S-13048 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE OVERALL. 11 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.