The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-366-6580, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Metric and Multistandard Components Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-366-6580 |
| Primary Part Number | DIN84 M4X20 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Metric and Multistandard Components Corp |
| Status | ACTIVE |
| Head Height | 2.6 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6H |
| Fastener Length | 20.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 0.7 |
| Thread Length | 20.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 4.0 MILLIMETERS MM |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 7.0 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 |
|---|---|
| DIN84 M4X20 | Metric and Multistandard Components Corp (USA) |
| 15085 PC26 | I.f.e.n. Impianti Forniture Elettriche Navali Spa (ITA) |
| M4X0.7X20 | I.f.e.n. Impianti Forniture Elettriche Navali Spa (ITA) |
| Reference | Meaning |
|---|---|
| M4X0.7X20 | 3/9 Design control — primary reference Metric and Multistandard Components Corp |
| DIN 84M4X20MS | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5305-01-366-6580 is a Screw,cap,hexagon Head, manufactured by Metric and Multistandard Components Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-366-6580 has 3 manufacturer part numbers on file: DIN84 M4X20 (Metric and Multistandard Components Corp), 15085 PC26 (I.f.e.n. Impianti Forniture Elettriche Navali Spa), M4X0.7X20 (I.f.e.n. Impianti Forniture Elettriche Navali Spa).
Key specifications for DIN84 M4X20: Head Height: 2.6 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6H; Fastener Length: 20.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 0.7. 11 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.