The Screw,machine, cataloged under National Stock Number 5305-01-340-4116, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corp Div Space. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-340-4116 |
| Primary Part Number | DIN84M2.5X8ST |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Corp Div Space |
| Status | ACTIVE |
| Head Height | 1.6 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 8.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.45 |
| Thread Length | 7.1 MILLIMETERS MINIMUM AND 8.0 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 2.5 MILLIMETERS MM |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 304 OR STEEL COMP 316 |
| Internal Drive Style | SLOT |
| Thread Series Designator | M |
| Head Diameter | 4.5 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| DIN84M2.5X8ST PRIMARY | Lockheed Martin Corp Div Space (USA) |
| ISO 1207-M2.5X8-4.8 | International Organization for Standardization (iso) (CHE) |
| Reference | Meaning |
|---|---|
| DIN 84 ST M2.5X8 | C/1 Advisory reference — outside the item-of-supply concept Metric and Multistandard Components Corp |
| DIN84M2.5X8ST | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Aerostructures |
| ISO1207-M2.5X8ST | 5/9 Secondary reference International Organization for Standardization (iso) |
NSN 5305-01-340-4116 is a Screw,machine, manufactured by Lockheed Martin Corp Div Space, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-340-4116 has 2 manufacturer part numbers on file: DIN84M2.5X8ST (Lockheed Martin Corp Div Space), ISO 1207-M2.5X8-4.8 (International Organization for Standardization (iso)).
Key specifications for DIN84M2.5X8ST: Head Height: 1.6 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Fastener Length: 8.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.45. 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.