The Bolt,shoulder, cataloged under National Stock Number 5306-01-428-2154, 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 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 | 5306-01-428-2154 |
| Primary Part Number | 6213330-2 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.500 INCHES NOMINAL IN |
| Fastener Length | 2.250 INCHES NOMINAL IN |
| Shoulder Length | 1.750 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment Document and Classification | AQQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Distance From Centerline to Flat | 0.340 INCHES NOMINAL IN |
| Shoulder Diameter | 0.490 INCHES MINIMUM AND 0.495 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Locking Feature | KNURLED OR DISTORTIONS BEARING SURFACE OF HEAD |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 6213330-2 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5306-01-428-2154 is a Bolt,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-428-2154 has 1 manufacturer part number on file: 6213330-2 (Naval Sea Systems Command).
Key specifications for 6213330-2: Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 2.250 INCHES NOMINAL IN; Shoulder Length: 1.750 INCHES NOMINAL FIRST SHOULDER IN; Surface Treatment Document and Classification: AQQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL. 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.