The Bolt,machine, cataloged under National Stock Number 5306-01-643-5068, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-643-5068 |
| Primary Part Number | AEB02F438B00WA6AA1 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | ACTIVE |
| Head Height | 0.272 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| Fastener Length | 2.0 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ASTM B633 TY II SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.125 INCHES NOMINAL IN |
| Material Document and Classification | SAE J429 GR8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.603 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| 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 |
|---|---|
| 91257A701 | Mcmaster-Carr Supply Co (USA) |
| AEB02F438B00WA6AA1 PRIMARY | The American Society of Mechanical Engineers (USA) |
| 454262 | Fastener Solutions, Inc. (USA) |
NSN 5306-01-643-5068 is a Bolt,machine, manufactured by The American Society of Mechanical Engineers, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-643-5068 has 3 manufacturer part numbers on file: 91257A701 (Mcmaster-Carr Supply Co), AEB02F438B00WA6AA1 (The American Society of Mechanical Engineers), 454262 (Fastener Solutions, Inc.).
Key specifications for AEB02F438B00WA6AA1: Head Height: 0.272 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN; Fastener Length: 2.0 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM B633 TY II SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.125 INCHES NOMINAL IN. 14 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.