The Bolt,machine, cataloged under National Stock Number 5306-01-478-8880, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-478-8880 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 20.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE2,CLASS3,PROPERTYCLASS10.9 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTMF568 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| B18235B08020N | 3/2 Design control — primary reference U.S. Government activity |
| B18235B08020 | 5/2 Secondary reference U.S. Government activity |
| B18235B08020N | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-478-8880 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-478-8880: External Thread Tolerance Class: 6G G; Fastener Length: 20.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: QQ-Z-325,TYPE2,CLASS3,PROPERTYCLASS10.9 FED SPEC 1ST TREATMENT RESPONSE OVERALL; Material Document and Classification: ASTMF568 ASSN STD 1ST MATERIAL RESPONSE OVERALL. 10 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.