The Setscrew, cataloged under National Stock Number 5305-01-474-1819, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-474-1819 |
| Primary Part Number | 124-4322652 PC 43 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 124-5588671 PC 60 | Naval Sea Systems Command (USA) |
| 124-5589899 PC 68 | Naval Sea Systems Command (USA) |
| 124-4399311 PC 35 | Naval Sea Systems Command (USA) |
| 124-4322652 PC 43 PRIMARY | Naval Sea Systems Command (USA) |
| 124-5202449 PC 61 | Naval Sea Systems Command (USA) |
| 124-4366739 PC 39 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3/8-16UNC-2A LG =3/4 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5305-01-474-1819 is a Setscrew, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-474-1819 has 6 manufacturer part numbers on file: 124-5588671 PC 60 (Naval Sea Systems Command), 124-5589899 PC 68 (Naval Sea Systems Command), 124-4399311 PC 35 (Naval Sea Systems Command), 124-4322652 PC 43 (Naval Sea Systems Command), 124-5202449 PC 61 (Naval Sea Systems Command) and 1 more.
Key specifications for 124-4322652 PC 43: Fastener Length: 0.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.375 INCHES IN; Head Style: HEADLESS (SETSCREW); Thread Direction: RIGHT-HAND. 9 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.