The Bolt,machine, cataloged under National Stock Number 5306-01-211-7728, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 18 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-211-7728 |
| Primary Part Number | AS9686A |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Head Height | 0.167 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Fastener Length | 0.562 INCHES NOMINAL IN |
| Thread Length | 0.450 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN |
| Hardness Rating | 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | HEXAGON FLATS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL AND CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM 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 |
|---|---|
| MS9686-07 | Airbus Helicopters (ets De Marignane) (FRA) |
| N5108866007 | Airbus Helicopters (ets De Marignane) (FRA) |
| AS9686A PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS9686A | 3/9 Design control — primary reference U.S. Government activity |
| MS9686-07 | 5/9 Secondary reference U.S. Government activity |
| MS9686-07 | 5/9 Secondary reference Adams Industries Inc a Sub of Banner Industries Inc |
| MS9686-07 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-211-7728 is a Bolt,machine, manufactured by Sae International Dba Sae International, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-211-7728 has 3 manufacturer part numbers on file: MS9686-07 (Airbus Helicopters (ets De Marignane)), N5108866007 (Airbus Helicopters (ets De Marignane)), AS9686A (Sae International Dba Sae International).
Key specifications for AS9686A: Surface Finish: 125.0 MICROINCHES OVERALL; Head Height: 0.167 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN; Fastener Length: 0.562 INCHES NOMINAL IN; Thread Length: 0.450 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN. 18 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.