The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-004-6416, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-004-6416 |
| Primary Part Number | 160D136059-11 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Head Height | 0.150 INCHES NOMINAL IN |
| Fastener Length | 4.290 INCHES NOMINAL IN |
| Concentric Hole Depth | 3.320 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.078 INCHES NOMINAL FIRST HOLE IN |
| Style Designator | CONCENTRIC HOLE UNTHREADED |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | ROUND W/WRENCH FLATS CHAMFERED |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.865 INCHES NOMINAL IN |
| Shoulder Diameter | 0.6217 INCHES MINIMUM AND 0.6227 INCHES MAXIMUM IN |
| Concentric Hole Diameter | 0.312 INCHES NOMINAL IN |
| Minimum Tensile Strength | 155000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Shoulder Length | 3.490 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 4.052 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 1.000 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 |
|---|---|
| 160D136059-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 160D136059-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5306-01-004-6416 is a Bolt,internally Relieved Body, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-004-6416 has 1 manufacturer part number on file: 160D136059-11 (Northrop Grumman Systems Corporation).
Key specifications for 160D136059-11: Head Height: 0.150 INCHES NOMINAL IN; Fastener Length: 4.290 INCHES NOMINAL IN; Concentric Hole Depth: 3.320 INCHES NOMINAL IN; Thread Length: 0.500 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.