The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-869-9357, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-869-9357 |
| Primary Part Number | 6842617 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Fourth Diameter From Head | 0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Head Height | 0.410 INCHES NOMINAL IN |
| Fastener Length | 4.010 INCHES NOMINAL IN |
| Thread Length | 0.916 INCHES NOMINAL IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| First Diameter From Head | 0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.260 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Distance From Largest Bearing Surface of Head to End of Third Diameter | 1.830 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Second Diameter From Head | 0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Width Between Flats | 1.062 INCHES NOMINAL IN |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.500 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 4 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 4340 OVERALL |
| Distance From Largest Bearing Surface of Head to End of Fourth Diameter | 3.094 INCHES NOMINAL IN |
| Third Diameter From Head | 0.662 INCHES MINIMUM AND 0.682 INCHES MAXIMUM IN |
| 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 | Y |
NSN 5306-00-869-9357 is a Bolt,externally Relieved Body, manufactured by Rolls-Royce Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-869-9357 has 2 manufacturer part numbers on file: 6842617 (General Motors Corp), 6842617 (Rolls-Royce Corporation).
Key specifications for 6842617: Fourth Diameter From Head: 0.623 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN; Head Height: 0.410 INCHES NOMINAL IN; Fastener Length: 4.010 INCHES NOMINAL IN; Thread Length: 0.916 INCHES NOMINAL IN. 21 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.