The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-372-8397, 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 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-372-8397 |
| Primary Part Number | 221094103 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| Head Height | 6.0 MILLIMETERS NOMINAL MM |
| Fastener Length | 51.0 MILLIMETERS NOMINAL MM |
| Thread Length | 25.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 16.5 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL PROPERTY CLASS 8.8 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 |
|---|---|
| 221094103 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 2210941-03 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2210941 ITEM 2210941-03 | 5/9 Secondary reference Alfa Laval Inc |
NSN 5305-01-372-8397 is a Screw,cap,hexagon Head, manufactured by Alfa Laval Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-372-8397 has 1 manufacturer part number on file: 221094103 (Alfa Laval Inc).
Key specifications for 221094103: Head Height: 6.0 MILLIMETERS NOMINAL MM; Fastener Length: 51.0 MILLIMETERS NOMINAL MM; Thread Length: 25.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 0.375 INCHES IN. 12 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.