The Bolt,machine, cataloged under National Stock Number 5306-00-174-4230, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-174-4230 |
| Primary Part Number | AEA9619H |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Head Height | 0.375 INCHES NOMINAL IN |
| Fastener Length | 4.000 INCHES NOMINAL IN |
| Thread Length | 1.250 INCHES MINIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.750 INCHES NOMINAL IN |
| Width Between Flats | 0.812 INCHES NOMINAL IN |
| Minimum Yield Strength | 105000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4135 OR STEEL COMP 4140 OR STEEL COMP 4145 OR STEEL COMP 8635 OR STEEL COMP 8640 OR STEEL COMP 8645 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 |
|---|---|
| AEA9619H PRIMARY | Fairbanks Morse, Llc (USA) |
| A5768AEA1HPC41 PRIMARY | Fairbanks Morse, Llc (USA) |
| A1084AEA1EPC17 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| A5768AEA1HPC41 | 5/9 Secondary reference U.S. Government activity |
| AEA9619H | 3/9 Design control — primary reference U.S. Government activity |
| A1084AEA1EPC17 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-174-4230 is a Bolt,machine, manufactured by Fairbanks Morse, Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-174-4230 has 3 manufacturer part numbers on file: AEA9619H (Fairbanks Morse, Llc), A5768AEA1HPC41 (Fairbanks Morse, Llc), A1084AEA1EPC17 (Fairbanks Morse, Llc).
Key specifications for AEA9619H: Head Height: 0.375 INCHES NOMINAL IN; Fastener Length: 4.000 INCHES NOMINAL IN; Thread Length: 1.250 INCHES MINIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL. 16 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.