The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-643-2954, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-643-2954 |
| Primary Part Number | ISO7380-1 M5X25-A4 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Nominal Thread Diameter | 5.0 MILLIMETERS MM |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 25 |
| 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 |
|---|---|
| ISO7380-1 M5X25-A4 PRIMARY | International Organization for Standardization (iso) (CHE) |
| Reference | Meaning |
|---|---|
| ISO 7380 A3 M5X25 | 3/9 Design control — primary reference International Organization for Standardization (iso) |
NSN 5305-01-643-2954 is a Screw,cap,socket Head, manufactured by International Organization for Standardization (iso), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-643-2954 has 1 manufacturer part number on file: ISO7380-1 M5X25-A4 (International Organization for Standardization (iso)).
Key specifications for ISO7380-1 M5X25-A4: Nominal Thread Diameter: 5.0 MILLIMETERS MM; Thread Direction: RIGHT-HAND; Part Name Assigned by Controlling Agency: SCREW, CAP, SOCKET HEAD; End Item Identification: 6515-01-561-7718. 4 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.