The Bolt,u, cataloged under National Stock Number 5306-01-377-4404, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 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 | 5306-01-377-4404 |
| Primary Part Number | 68D111166-2023 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Inside Distance Between Shanks | 1.380 INCHES NOMINAL IN |
| Thread Length | 0.620 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 1.940 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | ASTMA582, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 68D111166-2023 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5306-01-377-4404 is a Bolt,u, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-377-4404 has 1 manufacturer part number on file: 68D111166-2023 (The Boeing Company Div Defense).
Key specifications for 68D111166-2023: Inside Distance Between Shanks: 1.380 INCHES NOMINAL IN; Thread Length: 0.620 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 1.940 INCHES NOMINAL IN; Style Designator: ROUND BEND. 11 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.