The Bolt,shoulder, cataloged under National Stock Number 5306-01-455-7403, 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 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-455-7403 |
| Primary Part Number | 624-6859811-FN27 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.686 INCHES NOMINAL IN |
| Fastener Length | 4.658 INCHES NOMINAL IN |
| Shoulder Length | 3.408 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 1.5000 INCHES MINIMUM AND 1.5002 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.125 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 1.000 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 | 8 |
| Material | STEEL COMP 630 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 |
|---|---|
| 624-6859811-FN27 PRIMARY | Naval Sea Systems Command (USA) |
| 624-6859811-27 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 624-6859811 FN2 7 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5306-01-455-7403 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-455-7403 has 2 manufacturer part numbers on file: 624-6859811-FN27 (Naval Sea Systems Command), 624-6859811-27 (Naval Sea Systems Command).
Key specifications for 624-6859811-FN27: Head Height: 0.686 INCHES NOMINAL IN; Fastener Length: 4.658 INCHES NOMINAL IN; Shoulder Length: 3.408 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 1.5000 INCHES MINIMUM AND 1.5002 INCHES MAXIMUM FIRST SHOULDER IN. 14 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.