The Bolt,shoulder, cataloged under National Stock Number 5306-00-545-5299, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 17 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 | 5306-00-545-5299 |
| Primary Part Number | 2596774 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Head Height | 0.093 INCHES NOMINAL IN |
| Fastener Length | 0.572 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN |
| Shoulder Length | 0.150 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.272 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-6758,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.375 INCHES NOMINAL IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL 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 |
|---|---|
| 2596774 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5306-00-545-5299 is a Bolt,shoulder, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-545-5299 has 1 manufacturer part number on file: 2596774 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 2596774: Head Height: 0.093 INCHES NOMINAL IN; Fastener Length: 0.572 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN; Shoulder Length: 0.150 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER IN. 17 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.