The Bolt,machine, cataloged under National Stock Number 5306-01-681-4283, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Portland Bolt & Manufacturing Co Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-681-4283 |
| Primary Part Number | AEB02GA25E75AA9A11 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Portland Bolt & Manufacturing Co Inc |
| Status | ACTIVE |
| Head Height | 0.749 INCHES MINIMUM AND 0.876 INCHES MAXIMUM IN |
| Fastener Length | 5.750 INCHES NOMINAL IN |
| Thread Length | 2.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 1.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UN |
| 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 |
|---|---|
| AEB02GA25E75AA9A11 | The American Society of Mechanical Engineers (USA) |
| 15-076-01 ITEM 11.5 | Naval Inventory Control Point Mechanicsburg (USA) |
| AEB02GA25E75AA9A11 PRIMARY | Portland Bolt & Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| ASME B18.24 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 5306-01-681-4283 is a Bolt,machine, manufactured by Portland Bolt & Manufacturing Co Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-681-4283 has 3 manufacturer part numbers on file: AEB02GA25E75AA9A11 (The American Society of Mechanical Engineers), 15-076-01 ITEM 11.5 (Naval Inventory Control Point Mechanicsburg), AEB02GA25E75AA9A11 (Portland Bolt & Manufacturing Co Inc).
Key specifications for AEB02GA25E75AA9A11: Head Height: 0.749 INCHES MINIMUM AND 0.876 INCHES MAXIMUM IN; Fastener Length: 5.750 INCHES NOMINAL IN; Thread Length: 2.750 INCHES NOMINAL IN; Nominal Thread Diameter: 1.250 INCHES IN. 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.