The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-674-9016, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-674-9016 |
| Primary Part Number | 2057-1141 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.3746 INCHES MINIMUM AND 0.3748 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Fifth Diameter | 1.641 INCHES NOMINAL IN |
| Head Height | 0.200 INCHES NOMINAL IN |
| Fastener Length | 1.925 INCHES NOMINAL IN |
| Thread Length | 0.284 INCHES NOMINAL IN |
| First Diameter From Head | 0.4998 INCHES MINIMUM AND 0.5001 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.279 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 1.435 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.3746 INCHES MINIMUM AND 0.3748 INCHES MAXIMUM IN |
| Width Between Flats | 0.625 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.050 INCHES NOMINAL IN |
| Fifth Diameter From Head | 0.238 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 5 |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 303 OVERALL |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 1.500 INCHES NOMINAL IN |
| Third Diameter From Head | 0.312 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 2057-1141 | Raytheon Company (USA) |
| 2057-1141 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 2057-1141 | 5/9 Secondary reference Raytheon Co Missile Systems Div Lowell Plant |
| 2057-1141 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5306-00-674-9016 is a Bolt,externally Relieved Body, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-674-9016 has 2 manufacturer part numbers on file: 2057-1141 (Raytheon Company), 2057-1141 (Raytheon Company Dba Raytheon Co).
Key specifications for 2057-1141: Fourth Diameter From Head: 0.3746 INCHES MINIMUM AND 0.3748 INCHES MAXIMUM IN; Distance From Largest Bearing Surface of Head to End of Fifth Diameter: 1.641 INCHES NOMINAL IN; Head Height: 0.200 INCHES NOMINAL IN; Fastener Length: 1.925 INCHES NOMINAL IN. 23 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.