The Screw,machine, cataloged under National Stock Number 5305-01-415-1445, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hypertronics Corp Si-Tac Connectors. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-415-1445 |
| Primary Part Number | 2040 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hypertronics Corp Si-Tac Connectors |
| Status | ACTIVE |
| Head Height | 0.86 MILLIMETERS MINIMUM AND 1.00 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 2.80 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 0.35 |
| Thread Length | 2.10 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM |
| Nominal Thread Diameter | 1.6 MILLIMETERS MM |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Series Designator | M |
| Head Diameter | 2.75 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 2040 PRIMARY | Hypertronics Corp Si-Tac Connectors (USA) |
| Reference | Meaning |
|---|---|
| T320022603 | 7/2 Vendor item drawing reference Lockheed Martin Librascope Corporation |
NSN 5305-01-415-1445 is a Screw,machine, manufactured by Hypertronics Corp Si-Tac Connectors, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-415-1445 has 1 manufacturer part number on file: 2040 (Hypertronics Corp Si-Tac Connectors).
Key specifications for 2040: Head Height: 0.86 MILLIMETERS MINIMUM AND 1.00 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Screw Surface Treatment: PASSIVATE; Fastener Length: 2.80 MILLIMETERS MINIMUM AND 3.00 MILLIMETERS MAXIMUM MM. 14 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.