The Bolt,machine, cataloged under National Stock Number 5306-01-514-1898, 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 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-514-1898 |
| Primary Part Number | MS9505-25 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Head Height | 0.281 INCHES NOMINAL IN |
| Fastener Length | 2.500 INCHES NOMINAL IN |
| Thread Length | 1.280 INCHES NOMINAL IN |
| Material Document and Classification | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.190 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN |
| Width Between Flats | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Grip Diameter | 0.495 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | IRON ALLOY 660 OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.070 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 |
|---|---|
| MS9505-25 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| FIG 120-126 | 5/1 Secondary reference General Electric Company |
| MS9505-25 | 3/9 Design control — primary reference U.S. Government activity |
| MS9505-25 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-514-1898 is a Bolt,machine, manufactured by Sae International Dba Sae International, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-514-1898 has 1 manufacturer part number on file: MS9505-25 (Sae International Dba Sae International).
Key specifications for MS9505-25: Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 2.500 INCHES NOMINAL IN; Thread Length: 1.280 INCHES NOMINAL IN; Material Document and Classification: AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 17 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.