The Bolt,shoulder, cataloged under National Stock Number 5306-00-043-4550, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Siemens Energy, Inc.. 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 | 5306-00-043-4550 |
| Primary Part Number | H2212PC24 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Head Height | 0.938 INCHES NOMINAL IN |
| Fastener Length | 7.125 INCHES NOMINAL IN |
| Shoulder Length | 5.250 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 1.682 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 1.875 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-1222,TYPE 1,GRADE B7 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 2.250 INCHES NOMINAL IN |
| Minimum Yield Strength | 105000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL OVERALL |
| Thread Series Designator | UN |
| 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 |
|---|---|
| H2212PC24 PRIMARY | Siemens Energy, Inc. (USA) |
NSN 5306-00-043-4550 is a Bolt,shoulder, manufactured by Siemens Energy, Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-043-4550 has 1 manufacturer part number on file: H2212PC24 (Siemens Energy, Inc.).
Key specifications for H2212PC24: Head Height: 0.938 INCHES NOMINAL IN; Fastener Length: 7.125 INCHES NOMINAL IN; Shoulder Length: 5.250 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 1.682 INCHES NOMINAL 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.