The Bolt,eye, cataloged under National Stock Number 5306-01-074-2070, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5306-01-074-2070 |
| Primary Part Number | 1250643 |
| 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 | 1.562 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Shank Length | 3.220 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED |
| Material Document and Classification | ASTM-A235-52T,CLASS-C ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.500 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 4.485 INCHES MINIMUM AND 4.515 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Eye Inside Diameter | 1.250 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1250643 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5306-01-074-2070 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 5306-01-074-2070 has 1 manufacturer part number on file: 1250643 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-588-0999. Verify interchangeability with system specifications before substitution.
Key specifications for 1250643: Eye Stock Diameter: 1.562 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 2.500 INCHES NOMINAL IN; Shank Length: 3.220 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN. 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.