The Bolt,shoulder, cataloged under National Stock Number 5306-00-415-1718, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-415-1718 |
| Primary Part Number | 63A68B311 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Head Height | 0.300 INCHES NOMINAL IN |
| Fastener Length | 5.098 INCHES NOMINAL IN |
| Shoulder Length | 1.000 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM SECOND SHOULDER IN |
| Surface Treatment Document and Classification | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.396 INCHES MINIMUM AND 0.399 INCHES MAXIMUM SECOND SHOULDER IN |
| Shoulder Diameter | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.660 INCHES NOMINAL IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.625 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| 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 |
|---|---|
| 63A68B311 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5306-00-415-1718 is a Bolt,shoulder, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-415-1718 has 1 manufacturer part number on file: 63A68B311 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 63A68B311: Head Height: 0.300 INCHES NOMINAL IN; Fastener Length: 5.098 INCHES NOMINAL IN; Shoulder Length: 1.000 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Length: 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM SECOND SHOULDER IN. 19 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.