The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-331-8599, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Deere & Company Dba Deere John Co. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-331-8599 |
| Primary Part Number | 19M7489 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Deere & Company Dba Deere John Co |
| Status | ACTIVE |
| Head Height | 10.0 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6H |
| Fastener Length | 45.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 2.0 |
| Thread Length | 41.0 MILLIMETERS MINIMUM AND 45.0 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 16.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 24.0 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL PROPERTY CLASS 10.9 OVERALL |
| Thread Series Designator | M |
| 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 |
|---|---|
| 19M7489 PRIMARY | Deere & Company Dba Deere John Co (USA) |
| Reference | Meaning |
|---|---|
| 19M7489 | 5/9 Secondary reference John Deere Construction & Forestry Company Div Direct Governmental Sales |
NSN 5305-01-331-8599 is a Screw,cap,hexagon Head, manufactured by Deere & Company Dba Deere John Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-331-8599 has 1 manufacturer part number on file: 19M7489 (Deere & Company Dba Deere John Co).
Key specifications for 19M7489: Head Height: 10.0 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6H; Fastener Length: 45.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 2.0. 12 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.