The Setscrew, cataloged under National Stock Number 5305-01-372-9397, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Alfa Laval Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-372-9397 |
| Primary Part Number | 22158513 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| Width Across Flats | 4.76 MILLIMETERS NOMINAL MM |
| Fastener Length | 16.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL 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 |
|---|---|
| 22158513 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 221585 ITEM 221585-13 | 5/9 Secondary reference Alfa Laval Inc |
NSN 5305-01-372-9397 is a Setscrew, manufactured by Alfa Laval Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-372-9397 has 1 manufacturer part number on file: 22158513 (Alfa Laval Inc).
Key specifications for 22158513: Width Across Flats: 4.76 MILLIMETERS NOMINAL MM; Fastener Length: 16.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 0.375 INCHES IN; Head Style: HEADLESS (SETSCREW). 11 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.