The Bolt,machine, cataloged under National Stock Number 5306-00-485-6963, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Goodrich 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-485-6963 |
| Primary Part Number | 8656-83 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Head Height | 0.219 INCHES NOMINAL IN |
| Fastener Length | 2.830 INCHES NOMINAL IN |
| Thread Length | 0.630 INCHES MINIMUM IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.200 INCHES NOMINAL IN |
| Width Between Flats | 0.553 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.625 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 8656-83 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8656-83 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 5306-00-485-6963 is a Bolt,machine, manufactured by Goodrich Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-485-6963 has 1 manufacturer part number on file: 8656-83 (Goodrich Corporation).
Key specifications for 8656-83: Head Height: 0.219 INCHES NOMINAL IN; Fastener Length: 2.830 INCHES NOMINAL IN; Thread Length: 0.630 INCHES MINIMUM IN; Hardness Rating: 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL. 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.