The Bolt,machine, cataloged under National Stock Number 5306-00-366-2916, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-366-2916 |
| Primary Part Number | 8069557 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
| Status | ACTIVE |
| Head Height | 0.365 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN |
| Fastener Length | 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN |
| Thread Length | 1.437 INCHES MINIMUM IN |
| Hole Configuration Style | HEXAGON FLATS |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.532 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |
| Width Between Flats | 0.737 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 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 |
|---|---|
| 8069557 PRIMARY | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 8069557 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
| 8069557 | 5/9 Secondary reference General Motors Corp |
NSN 5306-00-366-2916 is a Bolt,machine, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-366-2916 has 1 manufacturer part number on file: 8069557 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc).
Key specifications for 8069557: Head Height: 0.365 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN; Fastener Length: 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN; Thread Length: 1.437 INCHES MINIMUM IN; Hole Configuration Style: HEXAGON FLATS. 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.