The Screw,machine, cataloged under National Stock Number 5305-01-564-0619, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Carlisle & Finch Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-564-0619 |
| Primary Part Number | MSCR 4-40X312 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Carlisle & Finch Co |
| Status | ACTIVE |
| Thread Length | 0.312 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| MSCR 4-40X312 PRIMARY | Carlisle & Finch Co (USA) |
| 60CR440-5 | Carlisle & Finch Co (USA) |
| Reference | Meaning |
|---|---|
| 50CR440-5 | 5/9 Secondary reference Carlisle & Finch Co |
| 61CR440-5 | 5/9 Secondary reference Carlisle & Finch Co |
NSN 5305-01-564-0619 is a Screw,machine, manufactured by Carlisle & Finch Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-564-0619 has 2 manufacturer part numbers on file: MSCR 4-40X312 (Carlisle & Finch Co), 60CR440-5 (Carlisle & Finch Co).
Key specifications for MSCR 4-40X312: Thread Length: 0.312 INCHES NOMINAL IN; Nominal Thread Diameter: 0.112 INCHES IN; Thread Direction: RIGHT-HAND; Screw Material: STEEL CORROSION RESISTING. 7 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.