The Bolt,eye, cataloged under National Stock Number 5306-00-026-0345, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-026-0345 |
| Primary Part Number | A51P60770-15 |
| Item Name | Bolt,eye |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.087 INCHES MAXIMUM FIRST HOLE IN |
| Shank Length | 2.345 INCHES NOMINAL IN |
| Style Designator | ROUND, CLOSED |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Center of Eye to Shank End | 2.769 INCHES NOMINAL IN |
| Distance From Threaded End to Shank Hole Center | 0.369 INCHES NOMINAL FIRST HOLE IN |
| Surface Treatment | PASSIVATE OVERALL |
| Eye Inside Diameter | 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Eye Stock Thickness | 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Eye Outside Width | 0.550 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 |
| Part Number | Manufacturer |
|---|---|
| A51P60770-15 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51P60770-15 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51P60770-15 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51P60770-13 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5306-00-026-0345 is a Bolt,eye, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-026-0345 has 1 manufacturer part number on file: A51P60770-15 (Northrop Grumman Systems Corporation).
Key specifications for A51P60770-15: Thread Length: 1.000 INCHES MINIMUM IN; Shank Unthreaded Hole Diameter: 0.076 INCHES MINIMUM AND 0.087 INCHES MAXIMUM FIRST HOLE IN; Shank Length: 2.345 INCHES NOMINAL IN; Style Designator: ROUND, CLOSED. 17 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.