The Bolt,machine, cataloged under National Stock Number 5306-01-477-9439, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-477-9439 |
| Primary Part Number | 801-6405536 FIND NO 19 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Head Height | 0.500 INCHES NOMINAL IN |
| Fastener Length | 1.190 INCHES NOMINAL IN |
| Thread Length | 1.190 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.000 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | COPPER ALLOY 464 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 |
|---|---|
| 801-6405536 FIND NO 19 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 211038821 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5306-01-477-9439 is a Bolt,machine, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-477-9439 has 1 manufacturer part number on file: 801-6405536 FIND NO 19 (Naval Sea Systems Command).
Key specifications for 801-6405536 FIND NO 19: Surface Finish: 63.0 MICROINCHES THREADS; Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 1.190 INCHES NOMINAL IN; Thread Length: 1.190 INCHES NOMINAL IN. 13 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.