The Bolt,shoulder, cataloged under National Stock Number 5306-00-467-9724, 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 16 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-467-9724 |
| Primary Part Number | NC774A |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Head Height | 0.250 INCHES NOMINAL IN |
| Fastener Length | 1.875 INCHES NOMINAL IN |
| Shoulder Length | 0.250 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.498 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | QQ-S-633,CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.375 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | CLASS FS1040 CLASS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UN |
| Head Diameter | 0.875 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 |
|---|---|
| NC774A PRIMARY | Siemens Energy, Inc. (USA) |
| G8785PC17 PRIMARY | Siemens Energy, Inc. (USA) |
| B4542PCALL PRIMARY | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 389904PC17 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-467-9724 is a Bolt,shoulder, manufactured by Siemens Energy, Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-467-9724 has 3 manufacturer part numbers on file: NC774A (Siemens Energy, Inc.), G8785PC17 (Siemens Energy, Inc.), B4542PCALL (Siemens Energy, Inc.).
Key specifications for NC774A: Head Height: 0.250 INCHES NOMINAL IN; Fastener Length: 1.875 INCHES NOMINAL IN; Shoulder Length: 0.250 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.498 INCHES NOMINAL FIRST SHOULDER IN. 16 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.