The Bolt,machine, cataloged under National Stock Number 5306-01-485-9764, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-485-9764 |
| Primary Part Number | 122-6600339 PC 22 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.658 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN |
| Fastener Length | 4.500 INCHES NOMINAL IN |
| Thread Length | 2.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.631 INCHES MINIMUM AND 1.688 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 7 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 122-6600339 PC 22 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 122-6600341 PC 25 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6600339 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5306-01-485-9764 is a Bolt,machine, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-485-9764 has 1 manufacturer part number on file: 122-6600339 PC 22 (Naval Sea Systems Command).
Key specifications for 122-6600339 PC 22: Head Height: 0.658 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN; Fastener Length: 4.500 INCHES NOMINAL IN; Thread Length: 2.500 INCHES NOMINAL IN; Nominal Thread Diameter: 1.125 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.