The Bolt,shoulder, cataloged under National Stock Number 5306-01-366-1887, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-366-1887 |
| Primary Part Number | 79955F01VM |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Head Height | 5.5 MILLIMETERS NOMINAL MM |
| Criticality Code Justification | ZZZY |
| Head Style | HEXAGON |
| Width Between Flats | 13.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OVERALL |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 79955F01VM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 79955F01 | C/1 Advisory reference — outside the item-of-supply concept Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am |
| 79955F01 | 3/9 Design control — primary reference Grandi Motori Fincantieri /fggm/ Div |
| 79955F01 | 5/1 Secondary reference Isotta Fraschini Motori Spa |
NSN 5306-01-366-1887 is a Bolt,shoulder, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-366-1887 has 1 manufacturer part number on file: 79955F01VM (Naval Inventory Control Point Mechanicsburg).
Key specifications for 79955F01VM: Head Height: 5.5 MILLIMETERS NOMINAL MM; Criticality Code Justification: ZZZY; Head Style: HEXAGON; Width Between Flats: 13.0 MILLIMETERS NOMINAL MM. 6 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.