The Screw,machine, cataloged under National Stock Number 5305-01-159-9553, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Land Systems Canadacorp. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-159-9553 |
| Primary Part Number | 10504550 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Dynamics Land Systems Canadacorp |
| Status | ACTIVE |
| Head Height | 2.75 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Screw Surface Treatment | ZINC |
| Fastener Length | 15.65 MILLIMETERS MINIMUM AND 16.35 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 0.8 |
| Thread Length | 14.40 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 5.0 MILLIMETERS MM |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL PROPERTY CLASS 5.8 |
| Internal Drive Style | SLOT |
| Thread Series Designator | M |
| Head Diameter | 9.64 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM 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 |
|---|---|
| DIN85-M5X16-5.8-A2L | Din Deutsches Institut Fur Normung Ev (DEU) |
| 10504550 PRIMARY | General Dynamics Land Systems Canadacorp (CAN) |
NSN 5305-01-159-9553 is a Screw,machine, manufactured by General Dynamics Land Systems Canadacorp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-159-9553 has 2 manufacturer part numbers on file: DIN85-M5X16-5.8-A2L (Din Deutsches Institut Fur Normung Ev), 10504550 (General Dynamics Land Systems Canadacorp).
Key specifications for 10504550: Head Height: 2.75 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Screw Surface Treatment: ZINC; Fastener Length: 15.65 MILLIMETERS MINIMUM AND 16.35 MILLIMETERS MAXIMUM MM. 13 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.