The Bolt,eye, cataloged under National Stock Number 5306-01-274-4470, 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19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-274-4470 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.454 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 2.266 INCHES MINIMUM AND 2.312 INCHES MAXIMUM IN |
| Style Designator | ROUND, CLOSED W/SHOULDER |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 2.734 INCHES MINIMUM AND 2.780 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Shoulder Thickness | 0.063 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Eye Inside Diameter | 0.190 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Eye Stock Thickness | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNF |
| Eye Outside Width | 0.485 INCHES MINIMUM AND 0.515 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 |
| Reference | Meaning |
|---|---|
| AN43B-22A | 3/2 Design control — primary reference U.S. Government activity |
| AN43B-22A | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-274-4470 is a Bolt,eye, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-274-4470: Surface Treatment Document and Classification: QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.454 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL; Shank Length: 2.266 INCHES MINIMUM AND 2.312 INCHES MAXIMUM IN. 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.